Cheap flights from Chicago to London

Round-trip
Economy
Chicago (CHI)
London (LON)
Thu 8/6
Thu 8/13
Any month
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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 $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
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
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

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
TAP AIR PORTUGAL
Sep 12
ORD
Chicago O'Hare Intl
22h 45m
1 stop
LHR
London Heathrow
Icelandair
Aug 16
ORD
Chicago O'Hare Intl
18h 50m
1 stop
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
15h 20m
Cheapest price
$427
Chicago to Birmingham Flights
Fastest flight time
14h 55m
Cheapest price
$535
Chicago to Bristol Flights
Fastest flight time
16h 56m
Cheapest price
$537
Chicago to Exeter Flights
Fastest flight time
16h 00m
Cheapest price
$1,365
View more

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