Cheap flights from Chicago to London

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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 $326 The best flight deal from Chicago to London found on momondo in the last 72 hours is $326
Fastest flight time 7h 40m The fastest flight from Chicago to London takes 7h 40m.
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)

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?
April
The cheapest time of year to fly to London from Chicago is April. 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?
at noon
Chicago to London flights are approximately 6% more expensive in the evening than at noon
What is the cheapest airline that flies to London?
Ryanair
Ryanair, Frontier, and Norwegian 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?
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
Quickest
Cheapest
Icelandair
Aug 16
ORD
Chicago O'Hare Intl
31h 15m
1 stop
LGW
London Gatwick
Aug 26
LGW
London Gatwick
11h 15m
1 stop
ORD
Chicago O'Hare Intl
Finnair
Sep 1
ORD
Chicago O'Hare Intl
7h 45m
LHR
London Heathrow
Sep 10
LHR
London Heathrow
13h 50m
1 stop
ORD
Chicago O'Hare Intl
Icelandair
Aug 17
ORD
Chicago O'Hare Intl
31h 00m
1 stop
LGW
London Gatwick
Aug 26
LGW
London Gatwick
11h 15m
1 stop
ORD
Chicago O'Hare Intl

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.
Quickest
Cheapest
Multiple Airlines
May 4
ORD
Chicago O'Hare Intl
53h 21m
3 stops
LHR
London Heathrow
Multiple Airlines
May 9
ORD
Chicago O'Hare Intl
30h 21m
3 stops
LHR
London Heathrow
Multiple Airlines
May 17
ORD
Chicago O'Hare Intl
42h 45m
2 stops
LHR
London Heathrow

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 Flights
Fastest flight time
13h 25m
Cheapest price
$453
Indianapolis to London Flights
Fastest flight time
12h 19m
Cheapest price
$460
Chicago to Birmingham Flights
Fastest flight time
13h 46m
Cheapest price
$621
Chicago to Bristol Flights
Fastest flight time
14h 20m
Cheapest price
$661
Indianapolis to Manchester Flights
Fastest flight time
12h 05m
Cheapest price
$716
View more

Flights from Chicago to: