How do most travelers feel about Finnair?

Finnair has received a 7.4/10 rating from 1,397 Cheapflights user reviews. If you wish to plan your next trip from London to Chicago with Finnair, enter your preferred travel dates above!

Does Finnair service alternative airports for LON-CHI?

If you’re flying LON-CHI on Finnair and are looking for alternative airports to fly into or out of, you are in luck. When arriving in Chicago, most people land at Chicago O'Hare Intl, but that is not the only available airport that Finnair flies to. Many people choose to land at Chicago Midway depending on where there are traveling to in the area. If you are looking for alternative departure airport to London Heathrow, consider flying out of London Gatwick which also offers Finnair flights.

Can I get a flight from London to Chicago on Finnair for under £700?

There are 5 flights available on Finnair from London to Chicago for under £700. These prices can change based on many factors including date and time. To find LON-CHI flight prices for your dates, click here.

How far ahead should I book a flight from London to Chicago with Finnair?

Booking with Finnair 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from London to Chicago with Finnair?

Currently, the most affordable month to book a Finnair flight from London to Chicago in January, with an average price of £601. Conversely, traveling with Finnair from London to Chicago in July will be the most expensive, with an average cost of £766. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Fly Finnair from London to Chicago as low as £482

Cheapflights users flying from London to Chicago on Finnair typically fly into Chicago O'Hare Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Chicago in 2024

Popular in	July
Cheapest in	February
Average price (all airlines)	£540
One-way from	£482
Return from	£490

Highest demand for flights from London to Chicago; 17% potential price increase.

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Best time to find cheap flights from London to Chicago; 2% potential price drop.

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Average price for all London to Chicago flights (one-way and round-trip).

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Cheapest one-way Finnair flight from London to Chicago

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Cheapest return Finnair flight from London to Chicago

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Can I get a flight from London to Chicago on Finnair for under £700?
There are 5 flights available on Finnair from London to Chicago for under £700. These prices can change based on many factors including date and time. To find LON-CHI flight prices for your dates, click here.
Does Finnair service alternative airports for LON-CHI?
If you’re flying LON-CHI on Finnair and are looking for alternative airports to fly into or out of, you are in luck. When arriving in Chicago, most people land at Chicago O'Hare Intl, but that is not the only available airport that Finnair flies to. Many people choose to land at Chicago Midway depending on where there are traveling to in the area. If you are looking for alternative departure airport to London Heathrow, consider flying out of London Gatwick which also offers Finnair flights.
How do most travelers feel about Finnair?
Finnair has received a 7.4/10 rating from 1,397 Cheapflights user reviews. If you wish to plan your next trip from London to Chicago with Finnair, enter your preferred travel dates above!

Cheapest Finnair flights from London to Chicago

Tue 11/614:25LHR - ORD

Nonstop8h 42mFinnair

Mon 17/622:25ORD - LHR

Nonstop7h 50mFinnair

Deal found 31/5£542

Pick Dates

Sun 16/620:45LHR - ORD

1 stop26h 00mFinnair

Sun 23/620:19ORD - LHR

2 stops19h 21mFinnair

Deal found 31/5£565

Pick Dates

Mon 17/612:15LHR - ORD

Nonstop8h 40mFinnair

Sat 22/618:05ORD - LHR

1 stop21h 35mFinnair

Deal found 31/5£587

Pick Dates

Direct flights from London to Chicago on Finnair

Tue 26/1111:00LHR - ORD

Nonstop8h 55mFinnair

Sat 30/1118:35ORD - LHR

Nonstop7h 40mFinnair

Deal found 31/5£490

Pick Dates

Tue 11/614:25LHR - ORD

Nonstop8h 42mFinnair

Mon 17/622:25ORD - LHR

Nonstop7h 50mFinnair

Deal found 31/5£542

Pick Dates

Tue 20/808:10LHR - ORD

Nonstop8h 35mFinnair

Fri 20/1209:00ORD - LHR

Nonstop7h 40mFinnair

Deal found 31/5£545

Pick Dates

Last minute deals on Cheapflights

Fri 7/612:15LHR - ORD

Nonstop8h 40mFinnair

Mon 24/620:30ORD - LHR

Nonstop7h 50mFinnair

Deal found 31/5£591

Pick Dates

Mon 10/610:05LHR - ORD

Nonstop8h 40mFinnair

Thu 13/608:10ORD - LHR

Nonstop8h 00mFinnair

Deal found 31/5£635

Pick Dates

Thu 6/610:05LHR - ORD

Nonstop8h 40mFinnair

Sun 9/622:25ORD - LHR

Nonstop7h 50mFinnair

Deal found 31/5£689

Pick Dates

One-way Finnair flights to Chicago from London

Sun 3/1109:55LHR - ORD

Nonstop8h 55mFinnair

Deal found 31/5£482

Pick Dates

Mon 17/612:15LHR - ORD

Nonstop8h 40mFinnair

Deal found 31/5£502

Pick Dates

Sat 15/614:25LHR - ORD

Nonstop8h 42mFinnair

Deal found 31/5£532

Pick Dates

Best time to book a flight from London to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from London with our price prediction graph.

Estimated return price

Temperature and rainfall in Chicago by month

CHI Temperature	-5 - 23 °C

CHI

Temperature

-5 - 23 °C

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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Fly from London to Chicago on another airline
Consider alternative airlines that service the Chicago area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Lufthansa flights from London to Chicago

British Airways flights from London to Chicago

Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

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Finnair flights from London to Indianapolis

Finnair flights from London to Minneapolis

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Finnair flights from London to Hobby

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Finnair flights from London to Salt Lake City

Finnair flights from London to Chicago

Finnair flights from London to Cincinnati

Other airlines servicing London and Chicago
Choose from other airlines serving London and Chicago.

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Other popular destinations in North America
If Chicago is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Flights to New York

Flights to Toronto

Flights to Orlando

Flights to Los Angeles

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Flights to Miami

Flights to Vancouver

Flights to San Francisco

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Finnair flights from London to Dallas/Fort Worth

Finnair flights from London to Atlanta

Finnair flights from London to New York

Finnair flights from London to O'Hare Intl

Finnair flights from London to Charlotte

Finnair flights from London to Las Vegas

Finnair flights from London to Los Angeles

Finnair flights from London to Raleigh

Finnair flights from London to Nashville

Finnair flights from London to George Bush Intcntl

Finnair flights from London to Indianapolis

Finnair flights from London to Las Vegas

Finnair flights from London to Minneapolis

Finnair flights from London to Dallas/Fort Worth

Finnair flights from London to St. Louis

Finnair flights from London to Miami

Finnair flights from London to Sky Harbor Intl

Finnair flights from London to Helsinki

Finnair flights from London to Charlotte

Finnair flights from London to Helsinki

Finnair flights from London to Kansas City

Finnair flights from London to Boston

Finnair flights from London to Memphis

Finnair flights from London to Philadelphia

Finnair flights from London to Detroit

Finnair flights from London to Hobby

Finnair flights from London to Rovaniemi

Finnair flights from London to Columbus

Finnair flights from London to Nashville

See what others are saying about Finnair

Finnair

7.7

Good

1,369 reviews

Check prices

Overview

Recent reviews

5.6

Fair|Mar 2020

Nothing

Snack and some complimentary wifi or entertainment

4.0

Mediocre|Nov 2021

Had to pay £65 (~$90)to check my bag even though it was free on the outgoing flight. Had to pay surcharge for paying at check in even though I tried to correct in advance over phone and online. Kayak was no help.

10.0

Wonderful|Oct 2021

Kayak was terrible, I was told that I got 1 free checked bag, but when I got to the check-in counter I was told otherwise and had to pay for my checked bag!!!!

10.0

Wonderful|Aug 2022

Asked to put hand luggage in hold as flight full. Been waiting over an hour at Manchester airport to retrieve it

6.0

Okay|Jul 2023

One of the Flightattendant was so rude and bad. She should not work with people.

1 out of 457

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Cheapflights users flying from London to Chicago on Finnair typically fly into Chicago O'Hare Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Chicago in 2024

Find detailed information about Finnair flights from London to Chicago. Explore the options provided by Finnair to plan your journey from London to Chicago. Data last updated 31 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

Can I get a flight from London to Chicago on Finnair for under £700?

Does Finnair service alternative airports for LON-CHI?

How do most travelers feel about Finnair?

Cheapest Finnair flights from London to Chicago

Direct flights from London to Chicago on Finnair

Last minute deals on Cheapflights

One-way Finnair flights to Chicago from London

Best time to book a flight from London to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from London with our price prediction graph.

Temperature and rainfall in Chicago by month

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Chicago on another airline
Consider alternative airlines that service the Chicago area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Consider alternative airlines that service the Chicago area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Other Finnair flights from London
Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Browse through other Finnair flights departing from London. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Complete your trip
Complete your trip to Chicago by adding a car hire and/or hotel booking to your travel itinerary.

Complete your trip to Chicago by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing London and Chicago
Choose from other airlines serving London and Chicago.

Choose from other airlines serving London and Chicago.

Other popular destinations in North America
If Chicago is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

If Chicago is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Popular flights with Finnair
Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 31 May 2024.

See what others are saying about Finnair

Overview

Recent reviews

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Flights

Finnair flights from London to Chicago (LON - CHI)

Cheapflights users flying from London to Chicago on Finnair typically fly into Chicago O'Hare Intl and depart from London Heathrow. Select your dates above for pricing.

Finnair flights from London to Chicago in 2024

Find detailed information about Finnair flights from London to Chicago. Explore the options provided by Finnair to plan your journey from London to Chicago. Data last updated 31 May 2024.

Popular in

Cheapest in

Average price (all airlines)

One-way from

Return from

Can I get a flight from London to Chicago on Finnair for under £700?

Does Finnair service alternative airports for LON-CHI?

How do most travelers feel about Finnair?

Cheapest Finnair flights from London to Chicago

Direct flights from London to Chicago on Finnair

Last minute deals on Cheapflights

One-way Finnair flights to Chicago from London

Best time to book a flight from London to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from London with our price prediction graph.

Temperature and rainfall in Chicago by month

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Chicago on another airlineConsider alternative airlines that service the Chicago area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

Consider alternative airlines that service the Chicago area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.

See what others are saying about Finnair

Overview

100% Free

Book with Flexibility

Travel Smart

Fly from London to Chicago on another airline
Consider alternative airlines that service the Chicago area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 May 2024.