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Find flight deals from Chicago O'Hare International to London (ORD - LON)

Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago O'Hare International to London

(Round-trip)
Depart: Fri 13 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
16:50
LHR
10:00
17h 10m
1 stop
LHR
17:30
ORD
18:50
25h 20m
1 stop
Depart: Wed 3 Dec 2014 Return: Wed 10 Dec 2014 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
02:55
LTN
06:15
27h 20m
2 stops
LTN
01:30
ORD
16:25
14h 55m
2 stops
Depart: Sat 7 Feb 2015 Return: Thu 12 Feb 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
ORD
08:55
STN
07:15
22h 20m
2 stops
STN
03:15
ORD
18:20
15h 05m
2 stops
Depart: Sun 23 Nov 2014 Return: Fri 5 Dec 2014 Trip spans 13 days
Lufthansa
Lufthansa
ORD
11:00
LHR
18:55
7h 55m
nonstop
LHR
03:05
ORD
16:10
13h 05m
1 stop
Depart: Tue 16 Dec 2014 Return: Thu 8 Jan 2015 Trip spans 24 days
Multiple Airlines
Multiple Airlines
ORD
04:00
LHR
11:40
7h 40m
nonstop
LHR
12:15
ORD
21:20
9h 05m
nonstop
Depart: Tue 25 Nov 2014 Return: Mon 1 Dec 2014 Trip spans 7 days
Finnair
Finnair
ORD
17:00
LHR
00:35
7h 35m
nonstop
LHR
12:15
ORD
21:30
9h 15m
nonstop
Depart: Tue 23 Dec 2014 Return: Mon 29 Dec 2014 Trip spans 7 days
US Airways
US Airways
ORD
04:00
LHR
11:40
7h 40m
nonstop
LHR
12:15
ORD
21:30
9h 15m
nonstop
Depart: Sun 30 Nov 2014 Return: Fri 5 Dec 2014 Trip spans 6 days
Aer Lingus
Aer Lingus
ORD
14:15
LGW
05:05
14h 50m
1 stop
LGW
01:50
ORD
16:30
14h 40m
1 stop
Depart: Thu 18 Dec 2014 Return: Tue 20 Jan 2015 Trip spans 34 days
American Airlines
American Airlines
ORD
08:00
LGW
22:00
14h 00m
1 stop
LGW
06:45
ORD
22:19
15h 34m
1 stop
Depart: Fri 20 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 6 days
United
United
ORD
07:10
LHR
21:55
14h 45m
1 stop
LHR
10:25
ORD
19:35
9h 10m
nonstop
Depart: Tue 21 Apr 2015 Return: Mon 4 May 2015 Trip spans 14 days
Turkish Airlines
Turkish Airlines
ORD
18:15
LGW
06:05
35h 50m
1 stop
LGW
08:35
ORD
19:25
34h 50m
1 stop
Depart: Sun 21 Dec 2014 Return: Tue 6 Jan 2015 Trip spans 17 days
American Airlines
American Airlines
ORD
07:55
LHR
19:20
11h 25m
1 stop
LHR
12:15
ORD
21:20
9h 05m
nonstop
Depart: Fri 27 Mar 2015 Return: Mon 6 Apr 2015 Trip spans 11 days
Etihad Airways
Etihad Airways
ORD
17:10
STN
02:30
33h 20m
2 stops
STN
03:25
ORD
17:25
38h 00m
2 stops
Depart: Tue 17 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 9 days
Cathay Pacific
Cathay Pacific
ORD
21:15
LHR
08:30
35h 15m
1 stop
LHR
16:40
ORD
21:35
28h 55m
1 stop
Change your search
Direct flights ORD - LON on British Airways
Flight No. Departure ORD Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
1541 09:00 22:40 27 Dec - 5 Jan
1541 09:00 22:40 29 Nov - 23 Dec
294 17:10 06:45 6 Dec - 25 Dec
294 17:10 06:45 26 Dec - 4 Jan
294 17:10 06:45 5 Dec - 19 Dec
294 17:10 06:45 28 Nov - 4 Dec
1543 18:15 07:45 20 Nov - 5 Jan
296 20:45 10:25 21 Dec - 21 Dec
296 20:45 10:25 29 Nov - 20 Dec
296 20:45 10:25 22 Dec - 27 Dec
1547 22:00 11:35 28 Nov - 5 Jan
Airports
Origin

Chicago
£508
Destination

London
only £527
only £508
only £561
only £579