Find Deals on Flights from Chicago to London (CHI - LON)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to London

(Round-trip)
Depart: Fri Nov 4 2016 Return: Sun Nov 6 2016 Trip spans 3 days
Icelandair
Icelandair
ORD
LGW
10h 45m
1 stop
LGW
ORD
10h 45m
1 stop
Depart: Thu May 19 2016 Return: Fri Jun 3 2016 Trip spans 16 days
American Airlines
American Airlines
ORD
LHR
7h 45m
nonstop
LHR
ORD
8h 40m
nonstop
Depart: Wed Oct 26 2016 Return: Tue Nov 1 2016 Trip spans 7 days
Aeromexico
Aeromexico
ORD
LHR
18h 56m
1 stop
LHR
ORD
21h 06m
1 stop
Depart: Thu Nov 24 2016 Return: Wed Nov 30 2016 Trip spans 7 days
Major Airline
Major Airline
ORD
LHR
14h 50m
1 stop
LHR
ORD
11h 10m
1 stop
Depart: Sat Nov 19 2016 Return: Sat Nov 26 2016 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
LGW
31h 40m
1 stop
LGW
ORD
31h 10m
1 stop
Depart: Sat Sep 3 2016 Return: Mon Sep 5 2016 Trip spans 3 days
United
United
ORD
LHR
12h 30m
1 stop
LHR
ORD
12h 45m
1 stop
Depart: Sat May 14 2016 Return: Thu May 19 2016 Trip spans 6 days
Air Canada
Air Canada
ORD
LHR
9h 25m
1 stop
LHR
ORD
12h 49m
1 stop
Depart: Thu Nov 3 2016 Return: Tue Nov 15 2016 Trip spans 13 days
Brussels Airlines
Brussels Airlines
ORD
LHR
7h 55m
nonstop
LHR
ORD
9h 15m
nonstop
Depart: Tue Oct 4 2016 Return: Thu Oct 13 2016 Trip spans 10 days
Aer Lingus
Aer Lingus
ORD
LHR
10h 15m
1 stop
LHR
ORD
14h 25m
1 stop
Depart: Wed May 25 2016 Return: Sat Jun 4 2016 Trip spans 11 days
Iberia
Iberia
ORD
LHR
7h 50m
nonstop
LHR
ORD
8h 40m
nonstop
Depart: Fri Jun 10 2016 Return: Sun Jun 12 2016 Trip spans 3 days
Delta
Delta
MDW
LHR
13h 05m
2 stops
LHR
MDW
15h 08m
1 stop
Depart: Sat Nov 12 2016 Return: Mon Nov 14 2016 Trip spans 3 days
KLM
KLM
MDW
LHR
16h 41m
1 stop
LHR
MDW
15h 05m
2 stops
Depart: Thu Jun 2 2016 Return: Mon Jun 6 2016 Trip spans 5 days
British Airways
British Airways
ORD
LHR
7h 45m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Wed Jun 15 2016 Return: Sun Jun 26 2016 Trip spans 12 days
Finnair
Finnair
ORD
LHR
7h 55m
nonstop
LHR
ORD
8h 40m
nonstop
Depart: Tue Jun 14 2016 Return: Sat Jun 25 2016 Trip spans 12 days
$1022
Select
Virgin Atlantic
Virgin Atlantic
MDW
LHR
12h 30m
1 stop
LHR
MDW
11h 28m
1 stop
Depart: Sat Aug 13 2016 Return: Tue Aug 30 2016 Trip spans 18 days
$1168
Select
SAS
SAS
ORD
LHR
13h 55m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Sun Sep 18 2016 Return: Sun Sep 25 2016 Trip spans 8 days
$1452
Select
Alitalia
Alitalia
ORD
LCY
18h 50m
2 stops
LCY
ORD
23h 25m
2 stops
Depart: Sun Oct 23 2016 Return: Sun Oct 30 2016 Trip spans 8 days
Icelandair
Icelandair
ORD
LGW
10h 15m
1 stop
LGW
ORD
26h 20m
1 stop
Depart: Fri Nov 11 2016 Return: Fri Nov 18 2016 Trip spans 8 days
Icelandair
Icelandair
ORD
LGW
10h 45m
1 stop
LGW
ORD
10h 45m
1 stop
Depart: Fri Sep 9 2016 Return: Sun Sep 18 2016 Trip spans 10 days
Air Canada
Air Canada
ORD
LGW
10h 50m
1 stop
LGW
ORD
13h 15m
1 stop
Direct flights CHI to LON on Delta
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4389 5:55 pm 7:55 am Apr 28 - Oct 17
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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We’re not the seller
At KAYAK we don’t set prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we don't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find on occasion that certain prices are no longer available.

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Airports
Origin

Chicago
only $699
only $952
Destination

London
only $737
only $1452
only $699