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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, 21 Nov, 2014 Return: Sun, 23 Nov, 2014 Trip spans 3 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
04:55
ORD
19:10
14h 15m
1 stop
Depart: Thu, 12 Feb, 2015 Return: Fri, 20 Feb, 2015 Trip spans 9 days
Turkish Airlines
Turkish Airlines
ORD
16:50
LHR
10:00
17h 10m
1 stop
LHR
11:10
ORD
18:50
31h 40m
1 stop
Depart: Mon, 8 Dec, 2014 Return: Mon, 29 Dec, 2014 Trip spans 22 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
14:05
ORD
13:30
23h 25m
1 stop
Depart: Tue, 18 Nov, 2014 Return: Mon, 1 Dec, 2014 Trip spans 14 days
Turkish Airlines
Turkish Airlines
ORD
16:50
LHR
11:15
18h 25m
1 stop
LHR
11:00
ORD
18:50
31h 50m
1 stop
Depart: Mon, 10 Nov, 2014 Return: Sat, 22 Nov, 2014 Trip spans 13 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, 19 Nov, 2014 Return: Mon, 1 Dec, 2014 Trip spans 13 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
16:05
ORD
13:30
21h 25m
1 stop
Depart: Fri, 26 Dec, 2014 Return: Tue, 6 Jan, 2015 Trip spans 12 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
01:40
ORD
19:10
17h 30m
1 stop
Depart: Sun, 7 Dec, 2014 Return: Mon, 15 Dec, 2014 Trip spans 9 days
SAS
SAS
ORD
17:05
LHR
05:00
11h 55m
1 stop
LHR
04:55
ORD
19:10
14h 15m
1 stop
Depart: Mon, 29 Dec, 2014 Return: Wed, 7 Jan, 2015 Trip spans 10 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
16:05
ORD
13:30
21h 25m
1 stop
Depart: Mon, 15 Dec, 2014 Return: Fri, 26 Dec, 2014 Trip spans 12 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
12:00
ORD
19:10
31h 10m
1 stop
Depart: Fri, 12 Dec, 2014 Return: Sun, 28 Dec, 2014 Trip spans 17 days
SAS
SAS
ORD
11:25
LHR
06:00
18h 35m
1 stop
LHR
04:55
ORD
19:10
14h 15m
1 stop
Depart: Sat, 13 Dec, 2014 Return: Sun, 28 Dec, 2014 Trip spans 16 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
04:55
ORD
19:10
14h 15m
1 stop
Depart: Wed, 31 Dec, 2014 Return: Wed, 7 Jan, 2015 Trip spans 8 days
SAS
SAS
ORD
17:05
LHR
06:05
13h 00m
1 stop
LHR
16:05
ORD
13:30
21h 25m
1 stop
Depart: Thu, 20 Nov, 2014 Return: Sun, 30 Nov, 2014 Trip spans 11 days
SAS
SAS
ORD
11:25
LHR
01:50
14h 25m
1 stop
LHR
16:05
ORD
13:30
21h 25m
1 stop
Depart: Tue, 16 Dec, 2014 Return: Sun, 28 Dec, 2014 Trip spans 13 days
SAS
SAS
ORD
17:05
LHR
05:00
11h 55m
1 stop
LHR
04:55
ORD
19:10
14h 15m
1 stop
Depart: Wed, 17 Dec, 2014 Return: Tue, 30 Dec, 2014 Trip spans 14 days
SAS
SAS
ORD
11:25
LHR
06:00
18h 35m
1 stop
LHR
13:05
ORD
19:10
30h 05m
1 stop
Depart: Sun, 14 Dec, 2014 Return: Sun, 28 Dec, 2014 Trip spans 15 days
SAS
SAS
ORD
17:05
LHR
08:30
15h 25m
1 stop
LHR
04:55
ORD
19:10
14h 15m
1 stop
Depart: Mon, 23 Feb, 2015 Return: Wed, 25 Feb, 2015 Trip spans 3 days
Aer Lingus
Aer Lingus
ORD
14:15
LHR
02:30
12h 15m
1 stop
LHR
05:00
ORD
16:30
11h 30m
1 stop
Depart: Tue, 30 Dec, 2014 Return: Sun, 11 Jan, 2015 Trip spans 13 days
Multiple Airlines
Multiple Airlines
ORD
06:32
LHR
10:50
28h 18m
2 stops
LHR
08:30
ORD
21:54
37h 24m
2 stops
Depart: Mon, 27 Oct, 2014 Return: Wed, 5 Nov, 2014 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
18:50
LHR
12:00
17h 10m
1 stop
LHR
06:40
ORD
18:50
36h 10m
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 2 Nov - 23 Nov
1541 09:00 22:40 29 Nov - 23 Dec
1541 09:50 22:40 26 Oct - 1 Nov
294 17:10 06:45 2 Nov - 23 Nov
294 17:10 06:45 3 Nov - 17 Nov
294 17:10 06:45 7 Nov - 21 Nov
294 17:10 06:45 24 Nov - 4 Dec
1543 18:00 07:45 2 Nov - 5 Nov
294 18:10 06:45 26 Oct - 1 Nov
294 18:10 06:45 31 Oct - 31 Oct
1543 18:15 07:45 6 Nov - 7 Mar
1543 19:55 08:40 25 Oct - 1 Nov
1547 20:05 09:35 26 Nov - 26 Nov
296 20:45 10:25 2 Nov - 20 Nov
296 20:45 10:25 21 Nov - 21 Nov
296 20:45 10:25 23 Nov - 3 Dec
296 21:45 10:25 25 Oct - 1 Nov
1547 21:50 11:35 2 Nov - 5 Nov
1547 22:00 11:35 6 Nov - 25 Nov
1547 22:00 11:35 28 Nov - 5 Jan
1547 22:50 11:35 25 Oct - 1 Nov
Airports
Origin

Chicago
£473
Destination

London
£473