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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
Finnair
ORD
3:55 pm
Chicago O'Hare Intl airport
7h 50m
5:45 am
+1
LHR
London Heathrow airport
LHR
8:30 am
London Heathrow airport
13h 50m
1 Stop
4:20 pm
ORD
Chicago O'Hare Intl airport
391 USD
Finnair
ORD
3:55 pm
Chicago O'Hare Intl airport
7h 50m
5:45 am
+1
LHR
London Heathrow airport
LHR
8:30 am
London Heathrow airport
13h 50m
1 Stop
4:20 pm
ORD
Chicago O'Hare Intl airport
391 USD
British Airways
ORD
4:05 am
Chicago O'Hare Intl airport
7h 40m
5:45 pm
LHR
London Heathrow airport
LHR
8:35 pm
London Heathrow airport
25h 45m
1 Stop
4:20 pm
+1
ORD
Chicago O'Hare Intl airport
405 USD
Norwegian
ORD
4:05 pm
Chicago O'Hare Intl airport
7h 45m
5:50 am
+1
LGW
London Gatwick airport
LGW
5:00 pm
London Gatwick airport
8h 40m
7:40 pm
ORD
Chicago O'Hare Intl airport
459 USD
American Airlines
ORD
4:00 am
Chicago O'Hare Intl airport
7h 45m
5:45 pm
LHR
London Heathrow airport
LHR
10:15 am
London Heathrow airport
8h 40m
12:55 pm
ORD
Chicago O'Hare Intl airport
489 USD
United Airlines
ORD
1:25 pm
Chicago O'Hare Intl airport
8h 05m
3:30 am
+1
LHR
London Heathrow airport
LHR
11:35 am
London Heathrow airport
8h 55m
2:30 pm
ORD
Chicago O'Hare Intl airport
573 USD
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
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to London from Chicago is February. Most expensive is July
CHEAPEST DAY TO FLY
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Saturday
CHEAPEST TIME TO FLY
in the Afternoon
Chicago to London flights are approximately 10% more expensive at Noon than in the Afternoon
CHEAPEST AIRLINE
Ryanair
Ryanair, Flybe, and CityJet are the most popular carriers operating from Chicago to London
CHEAPEST ROUTE
Chicago O'Hare Intl - London Heathrow
Fly from Chicago O'Hare Intl to London Heathrow for the best Chicago - London flight prices
CHEAPEST TIME TO BOOK
42 days before
The cheapest time to buy a flight from Chicago to London is approximately 42 days to 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 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)
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
Cost comparison between Chicago and London
Compare the costs of everyday items in Chicago and London
Food
Inexpensive restaurant
15 USD
Chicago
20 USD
London
Fast food
McDonald's meal
6.97 USD
Chicago
7.83 USD
London
Soft drink
0.33 liter
1.78 USD
Chicago
1.75 USD
London
Coffee
Cappuccino
4.13 USD
Chicago
3.58 USD
London
Public transport
One-way ticket
2.49 USD
Chicago
3.27 USD
London
Flights from Chicago to:
-
London
-
England
-
United Kingdom
- Europe
Flights to London from:
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Chicago
-
Illinois
-
United States
-
North America
Flights to other cities in United Kingdom
Lost the lust for London? Check out some flights to other cities in United Kingdom
Flights to other destinations
Lost the lust for London? Check out some flights to other destinations
*Flight prices to London are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.