Cheap flights from London to Chicago

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London to Chicago 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 London to Chicago by changing tabs
Quickest
Cheapest
Austrian Airlines
Austrian Airlines
11 Mar
LHR
19:35
London Heathrow airport
23h 55m
1 Stop
14:30
+1
ORD
Chicago O'Hare Intl airport
Austrian Airlines
21 Mar
ORD
01:15
Chicago O'Hare Intl airport
20h 15m
1 Stop
02:30
+1
LHR
London Heathrow airport
307 GBP
Norwegian Air UK
Norwegian Air UK
17 Apr
LGW
17:25
London Gatwick airport
8h 40m
20:05
ORD
Chicago O'Hare Intl airport
Norwegian Air UK
01 May
ORD
16:05
Chicago O'Hare Intl airport
7h 45m
05:50
+1
LGW
London Gatwick airport
309 GBP
Virgin Atlantic
Virgin Atlantic
13 May
LHR
21:15
London Heathrow airport
21h 16m
1 Stop
12:31
+1
ORD
Chicago O'Hare Intl airport
Virgin Atlantic
15 May
ORD
03:44
Chicago O'Hare Intl airport
29h 11m
1 Stop
14:55
+1
LHR
London Heathrow airport
313 GBP
Norwegian Air UK
Norwegian Air UK
17 Apr
LGW
17:25
London Gatwick airport
8h 40m
20:05
ORD
Chicago O'Hare Intl airport
Norwegian Air UK
01 May
ORD
16:05
Chicago O'Hare Intl airport
7h 45m
05:50
+1
LGW
London Gatwick airport
309 GBP
Finnair
Finnair
30 Dec
LHR
08:40
London Heathrow airport
8h 50m
11:30
ORD
Chicago O'Hare Intl airport
Finnair
10 Jan
ORD
05:44
Chicago O'Hare Intl airport
12h 36m
1 Stop
00:20
+1
LHR
London Heathrow airport
322 GBP
Icelandair
Icelandair
08 Jan
LGW
11:50
London Gatwick airport
11h 30m
1 Stop
17:20
ORD
Chicago O'Hare Intl airport
Icelandair
15 Jan
ORD
12:30
Chicago O'Hare Intl airport
10h 25m
1 Stop
04:55
+1
LGW
London Gatwick airport
397 GBP

How to get the cheapest flight from London to Chicago

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 Chicago?
February
The cheapest time of year to fly to Chicago from London is February. The most expensive is July.
What is the cheapest day to fly to Chicago?
Tuesday
The cheapest day of the week is usually Tuesday. The most expensive is usually Sunday.
When is the cheapest time to fly to Chicago?
in the evening
London to Chicago flights are approximately 9% more expensive at midday than in the evening
What is the cheapest airline that flies to Chicago?
Ryanair
Ryanair, Air Canada, and Norwegian are the most popular carriers operating from London to Chicago
What is the cheapest route?
London Heathrow - Chicago O'Hare Intl
Fly from London Heathrow to Chicago O'Hare Intl for the best London - Chicago flight prices
When is the cheapest time to book a flight to Chicago?
49 days before
The cheapest time to buy a flight from London to Chicago is approximately 49 days before departure
60
Days before departure
0

Flight information for London to Chicago

Find info about flight duration, direct flights, and airports for your flight from London to Chicago
Fastest flight time 8h 50m The fastest flight from London to Chicago takes 8h 50m.
Direct flights Every day Direct flights go from London to Chicago every day.
Airports in Chicago 3 airports There are 3 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Chicago Greater Rockford (RFD)

Alternative routes for London to Chicago

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
London to Indianapolis
Fastest flight time
12h 20m
Cheapest price
284 GBP
Birmingham to Chicago
Fastest flight time
10h 55m
Cheapest price
364 GBP
Norwich to Chicago
Fastest flight time
14h 30m
Cheapest price
415 GBP
Birmingham to Indianapolis
Fastest flight time
16h 29m
Cheapest price
640 GBP
London to Champaign
Fastest flight time
16h 54m
Cheapest price
864 GBP
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