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

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

Book cheap flights from Chicago O'Hare International to London Heathrow

(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: 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: Mon 24 Nov 2014 Return: Fri 5 Dec 2014 Trip spans 12 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: Sat 7 Feb 2015 Return: Thu 12 Feb 2015 Trip spans 6 days
US Airways
US Airways
ORD
12:55
LHR
20:45
7h 50m
nonstop
LHR
12:15
ORD
21:30
9h 15m
nonstop
Depart: Wed 26 Nov 2014 Return: Mon 1 Dec 2014 Trip spans 6 days
Lufthansa
Lufthansa
ORD
11:00
LHR
18:55
7h 55m
nonstop
LHR
03:05
ORD
16:10
13h 05m
1 stop
Depart: Wed 17 Dec 2014 Return: Mon 19 Jan 2015 Trip spans 34 days
Multiple Airlines
Multiple Airlines
ORD
04:00
LHR
11:40
7h 40m
nonstop
LHR
04:55
ORD
13:45
8h 50m
nonstop
Depart: Wed 3 Dec 2014 Return: Wed 10 Dec 2014 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
11:00
LHR
22:35
11h 35m
1 stop
LHR
02:10
ORD
13:45
11h 35m
1 stop
Depart: Sun 29 Mar 2015 Return: Sun 5 Apr 2015 Trip spans 8 days
US Airways
US Airways
ORD
12:40
LHR
20:35
7h 55m
nonstop
LHR
03:45
ORD
12:15
8h 30m
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: Sat 21 Mar 2015 Return: Sat 28 Mar 2015 Trip spans 8 days
US Airways
US Airways
ORD
14:10
LHR
21:45
7h 35m
nonstop
LHR
13:15
ORD
22:15
9h 00m
nonstop
Depart: Wed 18 Mar 2015 Return: Thu 26 Mar 2015 Trip spans 9 days
Lufthansa
Lufthansa
ORD
13:00
LHR
20:55
7h 55m
nonstop
LHR
04:05
ORD
17:10
13h 05m
1 stop
Depart: Thu 19 Mar 2015 Return: Thu 26 Mar 2015 Trip spans 8 days
Lufthansa
Lufthansa
ORD
13:00
LHR
20:55
7h 55m
nonstop
LHR
04:05
ORD
17:10
13h 05m
1 stop
Depart: Sun 22 Mar 2015 Return: Mon 30 Mar 2015 Trip spans 9 days
Lufthansa
Lufthansa
ORD
18:05
LHR
02:05
8h 00m
nonstop
LHR
04:05
ORD
17:00
12h 55m
1 stop
Depart: Mon 23 Mar 2015 Return: Mon 30 Mar 2015 Trip spans 8 days
Lufthansa
Lufthansa
ORD
13:00
LHR
20:55
7h 55m
nonstop
LHR
04:05
ORD
17:00
12h 55m
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: Sun 30 Nov 2014 Return: Fri 5 Dec 2014 Trip spans 6 days
Aer Lingus
Aer Lingus
ORD
14:15
LHR
04:30
14h 15m
1 stop
LHR
02:50
ORD
16:30
13h 40m
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: 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 - LHR on British Airways
Flight No. Departure ORD Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
1541 09:00 22:40 29 Nov - 23 Dec
1541 09:00 22:40 27 Dec - 5 Jan
294 17:10 06:45 5 Dec - 19 Dec
294 17:10 06:45 28 Nov - 4 Dec
294 17:10 06:45 26 Dec - 4 Jan
294 17:10 06:45 6 Dec - 25 Dec
1543 18:15 07:45 20 Nov - 5 Jan
296 20:45 10:25 21 Dec - 21 Dec
296 20:45 10:25 22 Dec - 27 Dec
296 20:45 10:25 30 Dec - 15 Jan
296 20:45 10:25 29 Nov - 20 Dec
1547 22:00 11:35 28 Nov - 5 Jan
Airports
Origin

Chicago
£508
Destination

London
£508