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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago to London

(Round-trip)
Depart: Fri Oct 9 2015 Return: Sun Oct 11 2015 Trip spans 3 days
US Airways
US Airways
ORD
11:40a
LHR
1:25a
13h 45m
1 stop
LHR
7:20a
ORD
3:45p
8h 25m
nonstop
Depart: Sat Sep 19 2015 Return: Mon Sep 21 2015 Trip spans 3 days
Finnair
Finnair
ORD
6:00p
LHR
11:10p
29h 10m
1 stop
LHR
1:15p
ORD
10:20p
9h 05m
nonstop
Depart: Fri Jan 8 2016 Return: Sun Jan 10 2016 Trip spans 3 days
American Airlines
American Airlines
ORD
11:30a
LHR
11:00p
11h 30m
1 stop
LHR
1:30a
ORD
3:30p
14h 00m
1 stop
Depart: Fri Nov 27 2015 Return: Sun Nov 29 2015 Trip spans 3 days
British Airways
British Airways
ORD
11:55a
LHR
11:40p
11h 45m
1 stop
LHR
3:40a
ORD
12:45p
9h 05m
nonstop
Depart: Wed Nov 18 2015 Return: Wed Dec 2 2015 Trip spans 15 days
Turkish Airlines
Turkish Airlines
ORD
4:15p
LGW
10:10p
29h 55m
1 stop
LGW
11:45a
ORD
6:55p
31h 10m
1 stop
Depart: Fri Sep 11 2015 Return: Mon Sep 21 2015 Trip spans 11 days
American Airlines
American Airlines
ORD
11:00a
LGW
11:25p
12h 25m
1 stop
LGW
7:25a
ORD
11:04p
15h 39m
1 stop
Depart: Sun Sep 20 2015 Return: Sun Oct 4 2015 Trip spans 15 days
British Airways
British Airways
ORD
2:15p
LGW
2:10a
11h 55m
1 stop
LGW
3:00p
ORD
2:00p
23h 00m
1 stop
Depart: Mon Jan 11 2016 Return: Sat Jan 16 2016 Trip spans 6 days
Iberia
Iberia
ORD
11:55a
LGW
11:10p
11h 15m
1 stop
LGW
3:15p
ORD
3:30p
24h 15m
1 stop
Depart: Sat Feb 27 2016 Return: Mon Mar 7 2016 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
4:15p
LHR
3:50a
35h 35m
1 stop
LHR
1:00p
ORD
6:55p
29h 55m
1 stop
Depart: Sat Jan 2 2016 Return: Mon Jan 4 2016 Trip spans 3 days
SAS
SAS
ORD
2:45p
LHR
8:55a
18h 10m
1 stop
LHR
1:45p
ORD
7:10p
29h 25m
1 stop
Depart: Mon Jan 18 2016 Return: Wed Jan 20 2016 Trip spans 3 days
Iberia
Iberia
ORD
11:55a
LHR
1:35a
13h 40m
1 stop
LHR
3:40a
ORD
12:35p
8h 55m
nonstop
Depart: Mon Dec 7 2015 Return: Sat Dec 19 2015 Trip spans 13 days
Virgin Atlantic
Virgin Atlantic
MDW
11:45a
LHR
12:00a
12h 15m
1 stop
LHR
4:40a
MDW
5:06p
12h 26m
1 stop
Depart: Sat Dec 19 2015 Return: Fri Jan 15 2016 Trip spans 28 days
Air Canada
Air Canada
ORD
2:20p
LHR
9:25p
55h 05m
2 stops
LHR
7:05a
ORD
6:38p
11h 33m
1 stop
Depart: Fri Dec 18 2015 Return: Sun Dec 27 2015 Trip spans 10 days
United
United
ORD
12:00a
LHR
9:40a
9h 40m
1 stop
LHR
5:05a
ORD
2:20p
9h 15m
nonstop
Depart: Wed Sep 2 2015 Return: Thu Sep 10 2015 Trip spans 9 days
Delta
Delta
ORD
2:00a
LHR
9:20p
19h 20m
1 stop
LHR
5:45a
ORD
2:30p
8h 45m
nonstop
Depart: Sat Feb 20 2016 Return: Sat Feb 27 2016 Trip spans 8 days
Aer Lingus
Aer Lingus
ORD
2:25p
LGW
1:10a
10h 45m
1 stop
LGW
4:00a
ORD
4:30p
12h 30m
1 stop
Depart: Sun Aug 30 2015 Return: Mon Aug 31 2015 Trip spans 2 days
$1142
Select
KLM
KLM
MDW
8:25a
LHR
9:40p
13h 15m
2 stops
LHR
8:30a
MDW
9:00p
12h 30m
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 Sep 30 - Oct 12
4389 5:55 pm 7:55 am Sep 22 - Sep 29
4389 5:55 pm 7:55 am Sep 14 - Sep 23
4389 5:55 pm 7:55 am Sep 13 - Sep 19
4389 5:55 pm 7:55 am Sep 4 - Sep 12
4389 5:55 pm 7:55 am Aug 25 - Sep 3
Airports
Origin

Chicago
only $585
only $820
Destination

London
only $585
only $644