Cheap Flights from Chicago to London from £164️ (CHI-LON)

Flights from Chicago to London

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Flights from Chicago to London Starting at CNY 164

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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Chicago to London

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From £125

Spirit Airlines

From £133

Allegiant Air

From £163

Jetblue Airways

From £164

Southwest Airlines

From £176

Sun Country Airlines

From £178

United Airlines

From £180

Delta Air Lines

From £199

Icelandair

From £241

Porter Airlines

From £256

ANA airlines

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Alternative Routes from Chicago to London

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Chicago to London.

Cheapest
MDW
19:13
29h 47m
1 transfer
LGW
07:00
Midway International Airport - London Gatwick Airport
Sun, Apr 21Frontier Airlines
£125
ORD
17:51
34h 9m
1 transfer
LGW
10:00
O'Hare International Airport - London Gatwick Airport
Tue, Apr 23Frontier Airlines
£130
RFD
19:08
32h 52m
1 transfer
LGW
10:00
Chicago Rockford International Airport - London Gatwick Airport
Fri, Apr 26Allegiant Air
£163
RFD
19:08
32h 52m
1 transfer
LGW
10:00
Chicago Rockford International Airport - London Gatwick Airport
Fri, Apr 26Allegiant Air
£163
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How do I find the cheapest flights?

When are flight tickets from Chicago (CHI) to London (LON) the cheapest?
Airlines adjust prices for flights from Chicago to London based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Chicago (CHI) to London (LON) cost?
According to Trip.com's data, the lowest price is around £813.
How long is the flight from Chicago (CHI) to London (LON)?
It takes about 7 hours 56 minutes to fly from Chicago (CHI) to London (LON).
What is the transportation method from the main airport to downtown in London?
- The distance from London Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
- The distance from London Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
- The distance from London Luton Airport to downtown is about 44km, by taxi about 1 hour.
What are the most popular airlines that fly from Chicago (CHI) to London (LON)?
Airlines with flights from Chicago (CHI) to London (LON): American Airlines, Gulf Air, Iberia, SriLankan Airlines, Air Canada, Malaysia Airlines, Swiss Airlines, Aer Lingus, Brussels Airlines and Austrian Airlines.
What's the most popular airline for direct flights from Chicago (CHI) to London (LON)?
Brussels Airlines operates 4 direct flights from Chicago (CHI) to London (LON).
How many airports in London (LON)?
There are 7 airport(s) in London (LON): London Biggin Hill Airport, London City Airport, London Gatwick Airport, London Heathrow Airport, London Luton Airport, London Southend Airport and London Stansted Airport.

How to find a cheap flight from Chicago to London

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Chicago to London. Book your flights at the right time and save more.

Book Early

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Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

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Try Different Dates

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Flight Information from Chicago to London

Cheapest direct flight price	£164
Cheapest return ticket price	£389
Cheapest month	February
Peak season for travel	October
Flight distance	6,351.84km
Average flight time	7 hours 56 minutes
Popular airline	American Airlines