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
Virgin Atlantic
Virgin Atlantic
15 Nov
ORD
06:00
Chicago O'Hare Intl airport
15h 00m
1 Stop
03:00
+1
LHR
London Heathrow airport
Virgin Atlantic
17 Nov
LHR
08:40
London Heathrow airport
11h 55m
1 Stop
14:35
ORD
Chicago O'Hare Intl airport
247 GBP
Virgin Atlantic
Virgin Atlantic
15 Nov
ORD
06:00
Chicago O'Hare Intl airport
15h 00m
1 Stop
03:00
+1
LHR
London Heathrow airport
Virgin Atlantic
17 Nov
LHR
08:40
London Heathrow airport
11h 55m
1 Stop
14:35
ORD
Chicago O'Hare Intl airport
247 GBP
Lufthansa
Lufthansa
04 Aug
ORD
16:15
Chicago O'Hare Intl airport
8h 05m
06:20
+1
LHR
London Heathrow airport
Lufthansa
21 Aug
LHR
08:25
London Heathrow airport
12h 40m
1 Stop
15:05
ORD
Chicago O'Hare Intl airport
309 GBP
Brussels Airlines
Brussels Airlines
10 Sep
ORD
16:15
Chicago O'Hare Intl airport
8h 05m
06:20
+1
LHR
London Heathrow airport
Brussels Airlines
17 Sep
LHR
07:50
London Heathrow airport
12h 05m
1 Stop
13:55
ORD
Chicago O'Hare Intl airport
309 GBP
Brussels Airlines
Brussels Airlines
10 Sep
ORD
16:15
Chicago O'Hare Intl airport
8h 05m
06:20
+1
LHR
London Heathrow airport
Brussels Airlines
17 Sep
LHR
07:50
London Heathrow airport
12h 05m
1 Stop
13:55
ORD
Chicago O'Hare Intl airport
309 GBP
Lufthansa
Lufthansa
04 Aug
ORD
16:15
Chicago O'Hare Intl airport
8h 05m
06:20
+1
LHR
London Heathrow airport
Lufthansa
21 Aug
LHR
08:25
London Heathrow airport
12h 40m
1 Stop
15:05
ORD
Chicago O'Hare Intl airport
309 GBP

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
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to London from Chicago is February. The most expensive is July.
CHEAPEST DAY TO FLY
Sunday
The cheapest day of the week is usually Sunday. The most expensive is usually Saturday.
CHEAPEST TIME TO FLY
in the afternoon
Chicago to London flights are approximately 11% more expensive in the evening than in the afternoon
CHEAPEST AIRLINE
Ryanair
Ryanair, TAP AIR PORTUGAL, and SWISS are the most popular carriers operating from Chicago to London
CHEAPEST ROUTE
Chicago O'Hare Intl - London Heathrow
Fly from Chicago O'Hare Intl to London Heathrow for the best Chicago - London flight prices
CHEAPEST TIME TO BOOK
45 days before
The cheapest time to buy a flight from Chicago to London is approximately 45 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 45m
The fastest flight from Chicago to London takes 7h 45m.
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

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