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
08 Sep
ORD
15:55
Chicago O'Hare Intl airport
7h 50m
05:45
+1
LHR
London Heathrow airport
British Airways
17 Sep
LHR
10:50
London Heathrow airport
12h 00m
1 Stop
16:50
ORD
Chicago O'Hare Intl airport
300 GBP
British Airways
British Airways
08 Sep
ORD
15:55
Chicago O'Hare Intl airport
7h 50m
05:45
+1
LHR
London Heathrow airport
British Airways
17 Sep
LHR
10:50
London Heathrow airport
12h 00m
1 Stop
16:50
ORD
Chicago O'Hare Intl airport
300 GBP
Lufthansa
Lufthansa
28 Oct
ORD
11:55
Chicago O'Hare Intl airport
8h 00m
00:55
+1
LHR
London Heathrow airport
Lufthansa
05 Nov
LHR
11:10
London Heathrow airport
13h 45m
1 Stop
18:55
ORD
Chicago O'Hare Intl airport
312 GBP
Norwegian Air UK
Norwegian Air UK
16 Oct
ORD
16:05
Chicago O'Hare Intl airport
7h 45m
05:50
+1
LGW
London Gatwick airport
Norwegian Air UK
25 Oct
LGW
17:00
London Gatwick airport
8h 40m
19:40
ORD
Chicago O'Hare Intl airport
320 GBP
Wamos Air
Wamos Air
16 Oct
ORD
16:05
Chicago O'Hare Intl airport
7h 45m
05:50
+1
LGW
London Gatwick airport
Wamos Air
25 Oct
LGW
17:00
London Gatwick airport
8h 40m
19:40
ORD
Chicago O'Hare Intl airport
328 GBP
Norwegian
Norwegian
15 Sep
ORD
16:05
Chicago O'Hare Intl airport
7h 45m
05:50
+1
LGW
London Gatwick airport
Norwegian
23 Sep
LGW
17:00
London Gatwick airport
8h 40m
19:40
ORD
Chicago O'Hare Intl airport
538 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
WHAT IS THE CHEAPEST MONTH TO FLY ?
February
The cheapest time of year to fly to London from Chicago is February. The most expensive is July.
WHAT IS THE CHEAPEST DAY TO FLY ?
Sunday
The cheapest day of the week is usually Sunday. The most expensive is usually Saturday.
WHEN IS THE CHEAPEST TIME TO FLY ?
at midday
Chicago to London flights are approximately 116% more expensive in the evening than at midday
WHAT IS THE CHEAPEST AIRLINE THAT FLIES ?
Ryanair
Ryanair, TAP AIR PORTUGAL, and SWISS are the most popular carriers operating from Chicago to London
WHAT IS THE CHEAPEST ROUTE?
Chicago O'Hare Intl - London Heathrow
Fly from Chicago O'Hare Intl to London Heathrow for the best Chicago - London flight prices
WHEN IS THE CHEAPEST TIME TO BOOK A FLIGHT ?
47 days before
The cheapest time to buy a flight from Chicago to London is approximately 47 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 30m The fastest flight from Chicago to London takes 7h 30m.
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 Birmingham
Fastest flight time
9h 30m
Cheapest price
448 GBP
Chicago to Manchester
Fastest flight time
9h 45m
Cheapest price
336 GBP

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