Cheap flights from Chicago to London

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Chicago to London flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to London by changing tabs
Quickest
Cheapest
British Airways
British Airways
16 Oct
ORD
17:15
Chicago O'Hare Intl airport
12h 20m
1 Stop
11:35
+1
LGW
London Gatwick airport
British Airways
23 Oct
LGW
21:50
London Gatwick airport
23h 55m
1 Stop
15:45
+1
ORD
Chicago O'Hare Intl airport
GBP 316
British Airways
British Airways
16 Oct
ORD
17:15
Chicago O'Hare Intl airport
12h 20m
1 Stop
11:35
+1
LGW
London Gatwick airport
British Airways
23 Oct
LGW
21:50
London Gatwick airport
23h 55m
1 Stop
15:45
+1
ORD
Chicago O'Hare Intl airport
GBP 316
Delta
Delta
16 Oct
MDW
13:55
Chicago Midway airport
10h 15m
1 Stop
06:10
+1
LHR
London Heathrow airport
Delta
23 Oct
LHR
13:50
London Heathrow airport
15h 55m
1 Stop
23:45
MDW
Chicago Midway airport
GBP 332
British Airways
British Airways
17 Oct
ORD
14:20
Chicago O'Hare Intl airport
7h 45m
04:05
+1
LHR
London Heathrow airport
British Airways
24 Oct
LHR
08:45
London Heathrow airport
8h 50m
11:35
ORD
Chicago O'Hare Intl airport
GBP 353
Austrian Airlines
Austrian Airlines
21 Oct
ORD
13:25
Chicago O'Hare Intl airport
8h 05m
03:30
+1
LHR
London Heathrow airport
Austrian Airlines
25 Oct
LHR
11:35
London Heathrow airport
8h 55m
14:30
ORD
Chicago O'Hare Intl airport
GBP 452
Finnair
Finnair
16 Oct
ORD
04:10
Chicago O'Hare Intl airport
7h 35m
17:45
LHR
London Heathrow airport
Finnair
01 Nov
LHR
07:55
London Heathrow airport
13h 25m
1 Stop
16:20
ORD
Chicago O'Hare Intl airport
GBP 410

How to get the cheapest flight from Chicago to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight for your trip
What is the cheapest month to fly to London?
February
The cheapest time of year to fly to London from Chicago is February. The most expensive is June.
What is the cheapest day to fly to London?
Monday
The cheapest day of the week is usually Monday. The most expensive is usually Thursday.
When is the cheapest time to fly to London?
at midday
Chicago to London flights are approximately 20% more expensive in the evening than at midday
What is the cheapest airline that flies to London?
TAP AIR PORTUGAL
TAP AIR PORTUGAL, Virgin Atlantic, and SWISS are the most popular carriers operating from Chicago to London
What is the cheapest route?
Chicago O'Hare Intl - London Gatwick
Fly from Chicago O'Hare Intl to London Gatwick for the best Chicago - London flight prices
When is the cheapest time to book a flight to London?
46 days before
The cheapest time to buy a flight from Chicago to London is approximately 46 days before departure
60
Days before departure
0

Flight information for Chicago to London

Find info about flight duration, direct flights, and airports for your flight from Chicago to London
Fastest flight time 7h 35m The fastest flight from Chicago to London takes 7h 35m.
Direct flights Every day Direct flights go from Chicago to London every day.
Airports in London 6 airports There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

Alternative routes for Chicago to London

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Chicago to Manchester
Fastest flight time
11h 00m
Cheapest price
GBP 382
Indianapolis to London
Fastest flight time
10h 05m
Cheapest price
GBP 448
Chicago to Birmingham
Fastest flight time
12h 25m
Cheapest price
GBP 462
Indianapolis to Manchester
Fastest flight time
17h 20m
Cheapest price
GBP 565
Champaign to London
Fastest flight time
11h 17m
Cheapest price
GBP 593
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