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Cheap flights from Cardiff to Boston from £502

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/9. 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.
CWL — BOS
21 May — 28 May1
1 adult
Tue 21/5
Tue 28/5

Cheap flight deals from Cardiff to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Boston (BOS). 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 16 May 2024.

Popular in

August

Cheapest in

November

Average price

£805

Round-trip from

£396
High demand for flights, 26% potential price rise
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Best time to find cheap flights, 23% potential price drop
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Average for round-trip flights in May 2024
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From Cardiff Wales to Boston Logan Intl
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What is the cheapest day to fly round-trip from Cardiff to Boston?

Users have found that flying from Cardiff to Boston on a Wednesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Cardiff to Boston?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, November can be a great choice for travel to Boston. Flights to Boston from Cardiff in November are about £605 on average during November, but can be found for as low as £459.

When is the cheapest time to fly from Cardiff to Boston (CWL - BOS)?

When flying from Cardiff to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap KLM flights from Cardiff to Boston

Explore cheap flight options specifically provided by KLM for the route between Cardiff and Boston. 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 844,321 searches. Data last updated 16 May 2024.
Tue 24/909:45CWL - BOS
2 stops14h 57mKLM
Wed 2/1015:34BOS - CWL
2 stops12h 41mKLM
Deal found 15/5£532
Wed 12/609:45CWL - BOS
2 stops13h 55mKLM
Wed 19/615:29BOS - CWL
2 stops12h 46mKLM
Deal found 14/5£573
Thu 25/717:15CWL - BOS
1 stop28h 25mKLM
Thu 15/813:21BOS - CWL
2 stops14h 54mKLM
Deal found 15/5£914
Thu 25/709:45CWL - BOS
2 stops15h 50mKLM
Thu 15/815:34BOS - CWL
2 stops12h 41mKLM
Deal found 15/5£936

Cheap Cardiff to Boston flights in May & June 2024

Find cheap flight options from Cardiff to Boston specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Prices were last updated on 16 May 2024.
Wed 12/609:45CWL - BOS
1 stop13h 45mMultiple Airlines
Wed 19/615:29BOS - CWL
2 stops12h 46mMultiple Airlines
Deal found 14/5£546
Wed 12/609:45CWL - BOS
2 stops13h 55mKLM
Wed 19/615:29BOS - CWL
2 stops12h 46mKLM
Deal found 14/5£573
Wed 12/609:45CWL - BOS
1 stop13h 45mMultiple Airlines
Wed 19/616:40BOS - CWL
1 stop11h 35mMultiple Airlines
Deal found 14/5£892

Cardiff to Boston 2024 flight deals

Discover exclusive flight deals for travel between Cardiff and Boston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Tue 24/909:45CWL - BOS
1 stop11h 55mMultiple Airlines
Wed 2/1015:34BOS - CWL
2 stops12h 41mMultiple Airlines
Deal found 15/5£502
Tue 24/909:45CWL - BOS
2 stops14h 57mKLM
Wed 2/1015:34BOS - CWL
2 stops12h 41mKLM
Deal found 15/5£532
Wed 12/609:45CWL - BOS
1 stop13h 45mMultiple Airlines
Wed 19/615:29BOS - CWL
2 stops12h 46mMultiple Airlines
Deal found 14/5£546
Wed 12/609:45CWL - BOS
2 stops13h 55mKLM
Wed 19/615:29BOS - CWL
2 stops12h 46mKLM
Deal found 14/5£573
Thu 25/717:15CWL - BOS
1 stop28h 20mMultiple Airlines
Thu 15/816:55BOS - CWL
1 stop11h 20mMultiple Airlines
Deal found 15/5£890
Wed 12/609:45CWL - BOS
1 stop13h 45mMultiple Airlines
Wed 19/616:40BOS - CWL
1 stop11h 35mMultiple Airlines
Deal found 14/5£892
Thu 25/717:15CWL - BOS
1 stop28h 25mKLM
Thu 15/813:21BOS - CWL
2 stops14h 54mKLM
Deal found 15/5£914
Thu 25/709:45CWL - BOS
2 stops15h 50mKLM
Thu 15/815:34BOS - CWL
2 stops12h 41mKLM
Deal found 15/5£936
Thu 25/717:15CWL - BOS
1 stop28h 25mMultiple Airlines
Thu 15/809:55BOS - CWL
2 stops18h 20mMultiple Airlines
Deal found 15/5£954

Find flights from Cardiff to Boston within your budget

Customise your flight search to find flights from Cardiff to Boston 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 844,321 searches. Data last updated 16 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£502 - £954

Route

Depart

Return

Price

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Tue 24/9

1 stop11h 55m

Boston Logan Intl

Wed 2/10

2 stops12h 41m

£502

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Tue 24/9

2 stops14h 57m

Boston Logan Intl

Wed 2/10

2 stops12h 41m

£532

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Wed 12/6

1 stop13h 45m

Boston Logan Intl

Wed 19/6

2 stops12h 46m

£546

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Wed 12/6

2 stops13h 55m

Boston Logan Intl

Wed 19/6

2 stops12h 46m

£573

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Thu 25/7

1 stop28h 20m

Boston Logan Intl

Thu 15/8

1 stop11h 20m

£890

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Wed 12/6

1 stop13h 45m

Boston Logan Intl

Wed 19/6

1 stop11h 35m

£892

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Thu 25/7

1 stop28h 25m

Boston Logan Intl

Thu 15/8

2 stops14h 54m

£914

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Thu 25/7

2 stops15h 50m

Boston Logan Intl

Thu 15/8

2 stops12h 41m

£936

Cardiff WalesBoston Logan Intl

CWL - BOS

CWLBOS

Cardiff Wales

Thu 25/7

1 stop28h 25m

Boston Logan Intl

Thu 15/8

2 stops18h 20m

£954

Flights are sorted by cheapest first

Deals found on 15/5

When is the cheapest time to fly from Cardiff to Boston?

Use this chart to determine the cheapest time to fly return from Cardiff to Boston. Price data was last updated on 12 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Cardiff to Boston flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Boston by month

Plan your trip from Cardiff to Boston by taking into account the cheapest months to travel. The average price of a one-way flight from Cardiff to Boston is currently £0 while a return flight costs £749. Price data was last updated on 12 May 2024.

Currently, November is the cheapest month in which you can book a flight from Cardiff to Boston (average of £501). Flying from Cardiff to Boston in July is currently the most expensive (average of £694). 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.

January

£411

February

£408

March

£400

April

£419

May

£426

June

£514

July

£549

August

£482

September

£440

October

£425

November

£397

December

£398

Temperature and rainfall in Boston by month

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

BOS

Temperature

-1 - 23 °C

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated 16 May 2024.
KLM
7.9
Good
1,568 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

KLM
7.9
Good
1,568 reviews
KLM
7.9
Good
1,568 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Food

7.3

Comfort

7.6

Crew

8.4

Overall

7.9

Reviews

1 / 10

Departure was late. Plane much too small for an 11 hour flight. One bathroom was out of order in a completely full flight.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Cardiff to Boston for under £600 on Cheapflights?

    Yes, there are multiple flights from Cardiff to Boston for under £600. The cheapest flight booked recently is on Multiple Airlines for just £502, but on average you can expect to pay £1,520.

  • What is the cheapest airline to fly from Cardiff to Boston round-trip?

    Cheapflights users have booked flights from Cardiff to Boston round-trip from £532. KLM is currently priced 12% below the average price you’ll pay for this route.

  • What does CWL to BOS mean?

    Great question - CWL to BOS just means Cardiff Wales Airport to Boston Logan Intl Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Cardiff to Boston that include extra baggage allowance?

    The amount of baggage you can bring on your Cardiff to Boston 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 Cardiff to Boston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Cardiff to Boston 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 Cardiff to Boston that include hotel bookings?

    Yes. In addition to deals on Cardiff to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Boston?

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

  • Can I find deals for business class flights from Cardiff to Boston?

    Yes. Cheapflights offers flight deals from Cardiff to Boston 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 Cardiff to Boston that allow pets onboard?

    Many airlines flying from Cardiff to Boston 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 Cardiff to Boston?

    Yes, you can often find last-minute deals on Cardiff to Boston 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 Cardiff to Boston flight deals updated?

    The Cardiff to Boston flight deals you see on this page were last updated on 15/5.

See more FAQs

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Alternative routes for Cardiff to Boston
See prices for flight routes from nearby airports that may be better suited for you.

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Top 2 airlines flying from Cardiff to Boston

Discover the top 2 airlines that operate flights from Cardiff to Boston. 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 844,321 searches. Data last updated 16 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£424Average£566FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£430Average£671FlexibilityNo cancel feeOn-time75%
Search KLM flights
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Search flights from Cardiff to Boston by cabin class

Find flights from Cardiff to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cardiff to Boston?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cardiff to Boston. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Boston?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Boston from Cardiff.

Can Cheapflights find flights from Cardiff to Boston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cardiff to Boston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cardiff to Boston become cheaper?

Yes! Start tracking prices for Cardiff to Boston flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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