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Cheap flights from Chicago to London
Round-trip
Economy
Flight information for Chicago to London
(CHI to LON)
Find info about flight duration, direct flights, and airports for your flight from Chicago to London
| Best Price Found | $429 | The best flight deal from Chicago to London found on momondo in the last 72 hours is $429 | |
| Fastest flight time | 7h 30m | The fastest flight from Chicago to London takes 7h 30m. | |
| Direct flights | None | There are no direct flights from Chicago to London. Popular non-direct routes for this connection are Chicago O'Hare Intl - London City, Chicago O'Hare Intl - London Heathrow and Chicago O'Hare Intl - London Gatwick. | |
| 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) |
How to get the cheapest flight ticket 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 ticket 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. Most expensive is December
What is the cheapest day to fly to London?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Saturday
When is the cheapest time to fly to London?
in the morning
Chicago to London flights are approximately 10% more expensive in the evening than in the morning
What is the cheapest airline that flies to London?
Ryanair
Ryanair, WOW air, and Alitalia 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 to London?
47 days before
The cheapest time to buy a flight from Chicago to London is approximately 47 days to departure
60
Days before departure
0
Easily compare round-trip flights from Chicago to London
Below you can see the best fares for your round-trip flight 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
Cheapest
Best
Quickest
TAP AIR PORTUGAL
Oct 24
ORD
Chicago O'Hare Intl
13h 30m
1 stop
LHR
London Heathrow
Nov 11
LHR
London Heathrow
25h 55m
1 stop
ORD
Chicago O'Hare Intl
$420
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Multiple Airlines
Oct 24
ORD
Chicago O'Hare Intl
16h 20m
1 stop
LHR
London Heathrow
Nov 11
LHR
London Heathrow
28h 35m
2 stops
ORD
Chicago O'Hare Intl
$424
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Icelandair
Oct 11
ORD
Chicago O'Hare Intl
10h 20m
1 stop
LGW
London Gatwick
Oct 20
LGW
London Gatwick
11h 15m
1 stop
ORD
Chicago O'Hare Intl
$434
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Find the cheapest one-way flights from Chicago to London
If you're looking for one-way flights from Chicago to London, view some of our deals below.
Cheapest
Best
Quickest
Multiple Airlines
Sep 15
ORD
Chicago O'Hare Intl
42h 00m
2 stops
LHR
London Heathrow
$206
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TAP AIR PORTUGAL
Sep 12
ORD
Chicago O'Hare Intl
22h 45m
1 stop
LHR
London Heathrow
$242
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Icelandair
Aug 16
ORD
Chicago O'Hare Intl
18h 50m
1 stop
LHR
London Heathrow
$253
Find similar
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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