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Cheap flights from London to San Francisco from £204

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LON — SFO
5 Jun — 12 Jun1
1 adult
Wed 5/6
Wed 12/6

The best prices from London to San Francisco are usually found in February or November, booked 57 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from London to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 May 2024.

Popular in

July

Cheapest in

February

Round-trip from

£415

One-way from

£204
High demand for flights, 27% potential price rise
Best time to find cheap flights, 18% potential price drop
From London (LON) to San Francisco
One-way flight from London (LON) to San Francisco

What is the cheapest day to fly round-trip from London to San Francisco?

Saturday flights are generally found to be more expensive for flights from London to San Francisco. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Francisco.

How far in advance should I book a flight from London to San Francisco?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 58 days in advance, which can save you up to 13% on flights from London to San Francisco compared to booking the week you need them. Waiting 58 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £494. For sooner than that we have options available in the next 3 days from £544.

What is the cheapest month to fly from London to San Francisco?

February can be a great time to fly to San Francisco from London with a flight ticket averaging about £505. Cheapflights users have found deals in the month of February for as cheap as £324. The most expensive prices can be found in the month of July.

What is the cheapest time of day to fly from LON to SFO?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 9% on flights from London to San Francisco by exploring options for tickets at midday.

Cheap Delta flights from London to San Francisco

Explore cheap flight options specifically provided by Delta for the route between London and San Francisco. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
Check out some of the cheapest Delta flights we've come across from London to San Francisco. Deals update often to give you more flight options matching your criteria
Fri 20/912:00LGW - SFO
1 stop17h 30mDelta
Sun 29/911:30SFO - LGW
1 stop14h 30mDelta
Deal found 30/5£403
Thu 26/912:00LGW - SFO
1 stop17h 30mDelta
Tue 1/1008:30SFO - LGW
1 stop17h 30mDelta
Deal found 31/5£423
Thu 13/611:45LHR - SFO
Nonstop11h 00mDelta
Fri 27/922:10SFO - LHR
Nonstop10h 20mDelta
Deal found 29/5£465
Wed 5/606:30LHR - SFO
1 stop13h 15mDelta
Mon 10/613:30SFO - LHR
1 stop12h 20mDelta
Deal found 30/5£574
Wed 5/617:20LHR - SFO
Nonstop11h 00mDelta
Mon 10/613:30SFO - LHR
1 stop12h 20mDelta
Deal found 30/5£591
Wed 5/611:45LHR - SFO
Nonstop11h 00mDelta
Sun 9/620:05SFO - LHR
1 stop13h 10mDelta
Deal found 30/5£606
Wed 5/611:45LHR - SFO
Nonstop11h 00mDelta
Mon 10/617:01SFO - LHR
Nonstop10h 19mDelta
Deal found 30/5£613
Wed 5/617:20LHR - SFO
Nonstop11h 00mDelta
Tue 11/617:01SFO - LHR
Nonstop10h 19mDelta
Deal found 30/5£631
  • Delta is one of the most popular airlines used for those travelling from London to San Francisco. Flights on this route from Delta typically cost £684.37 RT, a price that is 59% cheaper than the average London to San Francisco flight. The cheapest flight found was £464 RT. When travelling from London to San Francisco on Delta, the most popular airport to depart from is London Heathrow Airport and the most popular airport to arrive at is San Francisco Airport. When flying from London to San Francisco, Delta flights are 7% more popular than any other airline flying that same route.

Cheap TAP AIR PORTUGAL flights from London to San Francisco

Explore cheap flight options specifically provided by TAP AIR PORTUGAL for the route between London and San Francisco. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
Browse through some of the cheapest TAP AIR PORTUGAL flights travelling from London to San Francisco. Check back soon if you're not seeing flights that suit your needs.
Tue 1/1018:45LHR - SFO
1 stop27h 50mTAP AIR PORTUGAL
Sat 30/1116:40SFO - LHR
1 stop18h 15mTAP AIR PORTUGAL
Deal found 31/5£356
Tue 19/1118:30LHR - SFO
1 stop28h 25mTAP AIR PORTUGAL
Mon 2/1216:40SFO - LHR
1 stop20h 55mTAP AIR PORTUGAL
Deal found 31/5£362
Thu 31/1018:30LHR - SFO
1 stop27h 45mTAP AIR PORTUGAL
Sat 9/1116:40SFO - LHR
1 stop16h 50mTAP AIR PORTUGAL
Deal found 30/5£365
Tue 17/916:25LGW - SFO
1 stop30h 10mTAP AIR PORTUGAL
Fri 18/1016:20SFO - LGW
1 stop15h 15mTAP AIR PORTUGAL
Deal found 31/5£367
Tue 10/916:25LGW - SFO
1 stop30h 10mTAP AIR PORTUGAL
Fri 18/1016:20SFO - LGW
1 stop15h 15mTAP AIR PORTUGAL
Deal found 31/5£368
Wed 20/1106:00LHR - SFO
1 stop16h 55mTAP AIR PORTUGAL
Sat 30/1116:40SFO - LHR
1 stop16h 50mTAP AIR PORTUGAL
Deal found 31/5£374
Sun 3/1113:40LHR - SFO
1 stop33h 05mTAP AIR PORTUGAL
Sat 23/1116:40SFO - LHR
1 stop20h 55mTAP AIR PORTUGAL
Deal found 31/5£375
Tue 19/1116:35LGW - SFO
1 stop30h 20mTAP AIR PORTUGAL
Mon 2/1216:40SFO - LGW
1 stop15h 05mTAP AIR PORTUGAL
Deal found 31/5£376
Wed 16/1018:45LHR - SFO
1 stop27h 50mTAP AIR PORTUGAL
Wed 23/1016:20SFO - LHR
1 stop15h 15mTAP AIR PORTUGAL
Deal found 31/5£377
  • TAP AIR PORTUGAL is one of the most popular airlines used for those travelling from London to San Francisco. London to San Francisco flights are typically 46% cheaper than other airlines traveling the same route. Flights from TAP AIR PORTUGAL typically cost £769.18 RT. The cheapest TAP AIR PORTUGAL flight found for this route was £443. London Heathrow Airport is the most common London airport to take off from when flying to San Francisco. San Francisco Airport is the most popular arrival airport in San Francisco. When flying from London to San Francisco, TAP AIR PORTUGAL flights are 4% more popular than any other airline flying that same route.

Cheap London to San Francisco flights in May & June 2024

Find cheap flight options from London to San Francisco specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Prices were last updated on 31 May 2024.
Check out some of the best flight deals from London to San Francisco in 2024. For more flight deals, be sure to check back very soon.
Tue 4/619:50LHR - SFO
1 stop26h 45mTAP AIR PORTUGAL
Tue 8/1015:50SFO - LHR
1 stop19h 00mTAP AIR PORTUGAL
Deal found 31/5£370
Mon 3/616:25LGW - SFO
1 stop30h 10mTAP AIR PORTUGAL
Tue 8/1015:50SFO - LGW
1 stop15h 45mTAP AIR PORTUGAL
Deal found 31/5£376
Mon 3/618:45LHR - SFO
1 stop27h 50mTAP AIR PORTUGAL
Tue 8/1015:50SFO - LHR
1 stop19h 00mTAP AIR PORTUGAL
Deal found 31/5£376
Wed 12/614:05LHR - SFO
1 stop17h 12mAir Canada
Tue 30/708:30SFO - LHR
1 stop14h 00mAir Canada
Deal found 30/5£391
Mon 17/620:25LHR - SFO
1 stop25h 55mMultiple Airlines
Mon 24/622:40SFO - LHR
1 stop23h 50mMultiple Airlines
Deal found 30/5£394
Thu 27/612:20LHR - SFO
Nonstop11h 00mMultiple Airlines
Mon 8/722:40SFO - LHR
1 stop23h 50mMultiple Airlines
Deal found 30/5£394
Wed 12/608:30LHR - SFO
1 stop15h 02mMultiple Airlines
Tue 30/719:45SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 30/5£396
Fri 21/613:05LHR - SFO
1 stop18h 56mMultiple Airlines
Tue 30/708:30SFO - LHR
1 stop17h 30mMultiple Airlines
Deal found 30/5£398
Fri 28/610:25LHR - SFO
Nonstop11h 00mMultiple Airlines
Fri 12/722:05SFO - LHR
1 stop24h 30mMultiple Airlines
Deal found 31/5£399

London to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between London and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
Check out some of the best flight deals from London to San Francisco in 2024. For more flight deals, be sure to check back very soon.
Tue 1/1018:45LHR - SFO
1 stop27h 50mTAP AIR PORTUGAL
Sat 30/1116:40SFO - LHR
1 stop18h 15mTAP AIR PORTUGAL
Deal found 31/5£356
Thu 31/1018:30LHR - SFO
1 stop27h 45mTAP AIR PORTUGAL
Sat 9/1116:40SFO - LHR
1 stop18h 15mTAP AIR PORTUGAL
Deal found 31/5£362
Thu 19/918:45LHR - SFO
1 stop27h 50mTAP AIR PORTUGAL
Mon 23/916:55SFO - LHR
1 stop21h 05mTAP AIR PORTUGAL
Deal found 31/5£365
Tue 3/916:25LGW - SFO
1 stop30h 10mTAP AIR PORTUGAL
Fri 18/1016:20SFO - LGW
1 stop15h 15mTAP AIR PORTUGAL
Deal found 31/5£365
Tue 17/916:25LGW - SFO
1 stop30h 10mTAP AIR PORTUGAL
Fri 18/1016:20SFO - LGW
1 stop15h 15mTAP AIR PORTUGAL
Deal found 31/5£367
Tue 10/916:25LGW - SFO
1 stop30h 10mTAP AIR PORTUGAL
Fri 18/1016:20SFO - LGW
1 stop15h 15mTAP AIR PORTUGAL
Deal found 31/5£368
Tue 4/619:50LHR - SFO
1 stop26h 45mTAP AIR PORTUGAL
Tue 8/1015:50SFO - LHR
1 stop19h 00mTAP AIR PORTUGAL
Deal found 31/5£370
Wed 20/1106:00LHR - SFO
1 stop16h 55mTAP AIR PORTUGAL
Sat 30/1116:40SFO - LHR
1 stop16h 50mTAP AIR PORTUGAL
Deal found 31/5£374
Sun 3/1113:40LHR - SFO
1 stop33h 05mTAP AIR PORTUGAL
Sat 23/1116:40SFO - LHR
1 stop20h 55mTAP AIR PORTUGAL
Deal found 31/5£375

Direct flights to San Francisco from London

Discover direct flight options from London to San Francisco. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
For a quicker trip, book one of these direct flights from London to San Francisco. Select from other flights from London to San Francisco by using the search form above.
Thu 19/916:15LHR - SFO
Nonstop11h 05mLufthansa
Mon 23/912:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 31/5£394
Mon 1/716:15LHR - SFO
Nonstop11h 00mBrussels Airlines
Wed 31/719:45SFO - LHR
Nonstop10h 25mBrussels Airlines
Deal found 30/5£394
Tue 17/912:20LHR - SFO
Nonstop11h 05mLufthansa
Wed 25/912:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 31/5£399
Tue 10/912:20LHR - SFO
Nonstop11h 05mAustrian Airlines
Tue 17/912:35SFO - LHR
Nonstop10h 20mAustrian Airlines
Deal found 30/5£400
Thu 31/1013:45LHR - SFO
Nonstop11h 10mMultiple Airlines
Sat 9/1117:25SFO - LHR
Nonstop10h 35mMultiple Airlines
Deal found 31/5£401
Sat 14/912:20LHR - SFO
Nonstop11h 05mMultiple Airlines
Sat 21/916:05SFO - LHR
Nonstop10h 20mMultiple Airlines
Deal found 30/5£402
Sat 2/1113:45LHR - SFO
Nonstop11h 10mLufthansa
Mon 2/1212:50SFO - LHR
Nonstop10h 35mLufthansa
Deal found 30/5£403
Sat 29/616:15LHR - SFO
Nonstop11h 00mLufthansa
Sat 6/716:00SFO - LHR
Nonstop10h 25mLufthansa
Deal found 31/5£405
Fri 21/612:20LHR - SFO
Nonstop11h 00mLufthansa
Tue 30/719:45SFO - LHR
Nonstop10h 25mLufthansa
Deal found 30/5£406

London to San Francisco flights leaving soon

Find last-minute flight options from London to San Francisco for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
Check out these flights departing soon from London to San Francisco. Users should examine the flight details to ensure there are no surprises.
Fri 7/609:30LHR - SFO
1 stop21h 47mMultiple Airlines
Sun 7/719:45SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 31/5£412
Sun 9/609:30LHR - SFO
1 stop21h 47mMultiple Airlines
Sun 7/719:45SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 31/5£412
Fri 7/609:30LHR - SFO
1 stop18h 32mAir Canada
Sun 7/706:30SFO - LHR
1 stop18h 05mAir Canada
Deal found 31/5£414
Sun 9/610:25LHR - SFO
Nonstop11h 00mLufthansa
Sun 7/719:45SFO - LHR
Nonstop10h 25mLufthansa
Deal found 31/5£415
Fri 7/616:15LHR - SFO
Nonstop11h 00mLufthansa
Mon 10/622:35SFO - LHR
1 stop24h 50mLufthansa
Deal found 31/5£416
Fri 7/609:30LHR - SFO
1 stop21h 47mMultiple Airlines
Sat 29/622:35SFO - LHR
1 stop24h 50mMultiple Airlines
Deal found 29/5£416
Fri 7/609:30LHR - SFO
1 stop18h 32mMultiple Airlines
Mon 10/622:35SFO - LHR
1 stop24h 50mMultiple Airlines
Deal found 31/5£418
Fri 7/610:25LHR - SFO
Nonstop11h 00mLufthansa
Sat 29/622:35SFO - LHR
1 stop24h 50mLufthansa
Deal found 29/5£419
Mon 10/612:20LHR - SFO
Nonstop11h 00mLufthansa
Wed 19/623:34SFO - LHR
1 stop22h 21mLufthansa
Deal found 30/5£422

One-way flights to San Francisco from London

Search for one-way flight options from London to San Francisco. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
Some of the best available deals we've found on one-way flights from London to San Francisco. Users in need of a round-trip flight from London to San Francisco instead should update the search form at the top of page.
Tue 12/1112:00LGW - SFO
1 stop17h 38mMultiple Airlines
Deal found 31/5£204
Thu 14/1112:00LGW - SFO
1 stop32h 15mMultiple Airlines
Deal found 31/5£208
Tue 24/912:00LGW - SFO
1 stop17h 38mMultiple Airlines
Deal found 30/5£225
Tue 15/1012:00LGW - SFO
1 stop17h 38mMultiple Airlines
Deal found 30/5£244
Mon 10/610:45LGW - SFO
1 stop30h 50mMultiple Airlines
Deal found 30/5£246
Sun 10/1112:00LGW - SFO
1 stop17h 38mMultiple Airlines
Deal found 31/5£251
Sun 9/610:45LGW - SFO
1 stop30h 54mMultiple Airlines
Deal found 30/5£255
Mon 2/910:45LGW - SFO
1 stop32h 08mMultiple Airlines
Deal found 30/5£258
Sun 1/906:50LGW - SFO
1 stop19h 20mVueling
Deal found 30/5£259

Find flights from London to San Francisco within your budget

Customise your flight search to find flights from London to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£356 - £418

Route

Depart

Return

Price

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 1/10

1 stop27h 50m

San Francisco

Sat 30/11

1 stop18h 15m

£356

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sat 2/11

1 stop16h 30m

San Francisco

Mon 2/12

1 stop14h 40m

£376

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 1/11

1 stop15h 50m

San Francisco

Mon 11/11

2 stops21h 15m

£390

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Wed 12/6

1 stop17h 12m

San Francisco

Tue 30/7

1 stop14h 00m

£391

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 10/9

Nonstop11h 05m

San Francisco

Tue 17/9

Nonstop10h 20m

£400

London GatwickSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Fri 20/9

1 stop17h 30m

San Francisco

Sun 29/9

1 stop14h 30m

£403

London GatwickSan Francisco

LGW - SFO

LGWSFO

London Gatwick

Tue 17/9

1 stop17h 30m

San Francisco

Wed 25/9

1 stop14h 30m

£405

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 31/10

1 stop14h 35m

San Francisco

Thu 14/11

Nonstop10h 35m

£405

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Sun 8/9

2 stops20h 08m

San Francisco

Wed 18/9

1 stop15h 35m

£418

Flights are sorted by cheapest first

Deals found on 31/5

How far ahead should I book a flight from London to San Francisco?

Use this chart to determine the optimal time to book a return flight from London to San Francisco. Price data was last updated on 24 May 2024.
To ensure you get the cheapest price possible for a flight from London to San Francisco, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

What is the cheapest day to fly from London to San Francisco?

Use this chart to determine the cheapest time to fly return from London to San Francisco. Price data was last updated on 26 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London to San Francisco flight should consider departing on Wednesday at midday when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from London to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

11 - 17 °C

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 31 May 2024.
Get a feel of what it's like to fly with Delta, TAP AIR PORTUGAL and Lufthansa from London to San Francisco by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
10,419 reviews

Boarding

8.2

Overall

8.0

Entertainment

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

8.0
Very Good
10,419 reviews
8.0
Very Good
10,419 reviews

Boarding

8.2

Overall

8.0

Entertainment

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

7.9
Good
1,516 reviews
8.0
Very Good
10,419 reviews

Boarding

8.2

Overall

8.0

Entertainment

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

7.8
Good
1,952 reviews
8.0
Very Good
10,419 reviews

Boarding

8.2

Overall

8.0

Entertainment

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

7.8
Good
1,369 reviews
8.0
Very Good
10,419 reviews

Boarding

8.2

Overall

8.0

Entertainment

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

7.6
Good
4,351 reviews
8.0
Very Good
10,419 reviews

Boarding

8.2

Overall

8.0

Entertainment

8.0

Comfort

7.9

Food

7.4

Crew

8.6

Reviews

1 / 10

It was weird that we had to check after security and go to a corral which had no bathroom or other services about an hour before boarding. Had to check out of the corral to leave and check back in.

Related info for your journey

Find useful and relevant information for your journey from London to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Francisco from London?

    San Francisco (SFO) is the airport you will fly into if you book a flight from London to San Francisco. You should not have trouble finding flights to San Francisco from London; the airport handles an average of 31 inbound flights from London per day. You should also have plenty of airline options to choose from since 21 airlines have flights to the San Francisco airport from London. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.

  • Can I find flights from London to San Francisco for under £400 on Cheapflights?

    Yes, there are multiple flights from London to San Francisco for under £400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £356, but on average you can expect to pay £374.

  • Are there nonstop flights from London to San Francisco for under £400 on Cheapflights?

    Cheapflights has at least 20 direct flights from London to San Francisco under £400. A good price for a nonstop flight from London to San Francisco is less than £407.

  • Are there last-minute flights available from London to San Francisco for under £500?

    There are currently 20+ open flights from London to San Francisco within the next 7 days for less than £500.

  • What are the cheapest airlines flying from London to San Francisco round-trip?

    Flying on TAP AIR PORTUGAL is currently your cheapest option to San Francisco, with prices starting at £356. Additional return tickets that might be worth considering are offered by Scandinavian Airlines and Air Canada, with the lowest prices starting at £390 and £391, respectively. TAP AIR PORTUGAL is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from London to San Francisco?

  • What are the most reliable airlines from London to San Francisco?

    Consider Air Canada (74%), Austrian Airlines (74%) or United Airlines (74%) when booking your flight. These represent the most reliable airlines when flying from London to San Francisco.

  • What are the cheapest flights from London to San Francisco?

    The cheapest flight price from London to San Francisco is £393. On average you can expect to pay £1,887. The most popular route, (London Heathrow - San Francisco), can usually be booked for £365.

  • What does LHR to SFO mean?

    London Heathrow Airport is LHR and San Francisco Airport is SFO. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

  • Where are the most common stopover locations when flying from London to San Francisco?

  • What are some popular things to do or see while on a stopover in Dublin?

    Bord Gáis Energy Theatre, Olympia Theatre, and Royal Dublin Society are currently the most popular points of interest in Dublin at the moment. Bord Gáis Energy Theatre, Olympia Theatre, and Royal Dublin Society can be accessed by travelling approximately 5.7 mi, 5.7 mi, and 6.9 mi, respectively from Dublin. Travellers can book a car hire at Dublin for about £22 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a stopover in New York?

    Times Square, New York City Center, and Empire State Building are the most popular attractions in New York if you're in need of something to do during your stopover. Times Square, New York City Center, and Empire State Building can be accessed by travelling approximately 13.6 mi, 13.6 mi, and 13.2 mi, respectively from New York John F Kennedy Intl. Those looking to explore during their stopover in New York can hire a car from New York John F Kennedy Intl for about £51 per day.

  • Where are the least popular stopover locations for London to San Francisco flights?

  • Can I find deals for flights from London to San Francisco that include extra baggage allowance?

    The amount of baggage you can bring on your London to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from London to San Francisco with specific airlines?

    Yes, Cheapflights allows you to browse and filter London to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from London to San Francisco that include hotel bookings?

    Yes. In addition to deals on London to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Francisco.

  • Can I find deals for business class flights from London to San Francisco?

    Yes. Cheapflights offers flight deals from London to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from London to San Francisco that allow pets onboard?

    Many airlines flying from London to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from London to San Francisco?

    Yes, you can often find last-minute deals on London to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London to San Francisco flight deals updated?

    The London to San Francisco flight deals you see on this page were last updated on 31/5.

  • What are the most popular airlines that fly from London to San Francisco?

  • What is the cheapest month to book a flight from London to San Francisco?

    Currently, February is the cheapest month in which you can book a flight from London to San Francisco (average of £528). Flying from London to San Francisco in July is currently the most expensive (average of £753). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

  • What are the most eco-friendly airlines from London to San Francisco?

    If you are looking for flights to San Francisco from London that are eco-friendly, there are a couple of airlines that we can recommend. The recommended airlines are Brussels Airlines, Finnair, Jetblue and Singapore Airlines. If you choose to fly with Brussels Airlines, you will be flying with an airline that trains its pilots only to use one engine during taxiing and limited flaps while landing. This saves a lot of fuel. The fleet of aircraft for long-haul flights has also been replaced with models consuming 3.1% less fuel. Finnair is another great option for sustainable travel. They plan to cut their carbon emissions by 2025 by 50% from 2019’s level. This airline is also working on sustainable catering. Jetblue uses Airbus A320neos which improve fuel economy by 15%. This airline also uses Sharklets, which are wing tip devices that improve aerodynamics and reduce carbon emissions by 4%. Singapore Airlines is another great airline to fly with for eco-friendly travel. This airline is working on sustainable fuel and regularly replaces its planes with newer models that consume less fuel.

  • How to fly more sustainably from London to San Francisco?

    There are many great ways to travel more sustainably to San Francisco from London. One of the best ways you can do this is by taking a direct flight. Taking a direct flight uses less fuel than taking a flight route with more than one stopover. If you can, you should also fly in economy class. The economy class takes up less room in the aircraft and therefore can hold more passengers. Another great eco-friendly way to travel is by packing light. The lighter you pack, the less fuel the aircraft will use. Flying with an airline that has sustainable travel methods in place is super beneficial for the planet. If you have the option, try to fly with Brussels Airlines, Finnair, Jetblue or Singapore Airlines.

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Fly from London to San Francisco on these airlines
Choose from the following airlines for your flight from London to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Top 10 airlines flying from London to San Francisco

Discover the top 10 airlines that operate flights from London to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 31 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£211Average£408FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
Air FranceCheapest£303Average£469FlexibilityNo cancel feeOn-time77%
Search Air France flights
Scandinavian AirlinesCheapest£322Average£496FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
TAP AIR PORTUGALCheapest£336Average£410FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Brussels AirlinesCheapest£347Average£457FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£348Average£604FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest£349Average£475FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest£362Average£499FlexibilityNo cancel feeOn-time67%
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DeltaCheapest£365Average£538FlexibilityNo cancel feeOn-timeN/A
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British AirwaysCheapest£376Average£466FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Search flights from London to San Francisco by cabin class

Find flights from London to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from London to San Francisco

Find hourly flight availability from London to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 May 2024.
1%of flight departuresEarly morningMidnight to 6 am
51%of flight departuresMorning6 am to noon
48%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from London to San Francisco

Explore weekly flight availability from London to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 31 May 2024.
Monday31daily flights
Tuesday31daily flights
Wednesday31daily flights
Thursday31daily flights
Friday31daily flights
Saturday31daily flights
Sunday31daily flights

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Users can book flights with no change fees policies with our dedicated filters. Book flights from London to San Francisco flexibly with Cheapflights today.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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