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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: Sun 29 Mar 2015 Return: Sat 4 Apr 2015 Trip spans 7 days
£466
Select
Multiple Airlines
Multiple Airlines
ORD
12:35
LHR
01:05
12h 30m
1 stop
LHR
02:30
ORD
16:10
13h 40m
1 stop
Depart: Sun 8 Mar 2015 Return: Wed 11 Mar 2015 Trip spans 4 days
£467
Select
Virgin Atlantic
Virgin Atlantic
ORD
08:45
LHR
21:55
13h 10m
1 stop
LHR
06:10
ORD
18:58
12h 48m
1 stop
Depart: Wed 18 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 14 days
£473
Select
Air France
Air France
ORD
14:40
LHR
01:30
10h 50m
1 stop
LHR
07:30
ORD
20:06
12h 36m
1 stop
Depart: Thu 19 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 13 days
£479
Select
KLM Royal Dutch
KLM Royal Dutch
ORD
11:00
LHR
00:00
13h 00m
1 stop
LHR
11:05
ORD
00:52
13h 47m
1 stop
Depart: Mon 11 May 2015 Return: Mon 25 May 2015 Trip spans 15 days
£596
Select
Turkish Airlines
Turkish Airlines
ORD
18:15
LHR
12:30
18h 15m
1 stop
LHR
12:30
ORD
19:25
30h 55m
1 stop
Depart: Sat 13 Jun 2015 Return: Mon 15 Jun 2015 Trip spans 3 days
£693
Select
United
United
ORD
14:05
LHR
02:40
12h 35m
1 stop
LHR
03:20
ORD
16:50
13h 30m
1 stop
Depart: Tue 16 Jun 2015 Return: Tue 30 Jun 2015 Trip spans 15 days
£694
Select
Delta
Delta
ORD
13:55
LHR
21:55
8h 00m
nonstop
LHR
05:45
ORD
14:30
8h 45m
nonstop
Depart: Wed 10 Jun 2015 Return: Wed 17 Jun 2015 Trip spans 8 days
£715
Select
American Airlines
American Airlines
ORD
12:45
LHR
00:05
11h 20m
1 stop
LHR
07:10
ORD
19:34
12h 24m
1 stop
Depart: Tue 26 May 2015 Return: Thu 2 Jul 2015 Trip spans 38 days
£720
Select
US Airways
US Airways
ORD
10:00
LHR
21:40
11h 40m
1 stop
LHR
08:15
ORD
16:55
8h 40m
nonstop
Depart: Tue 21 Apr 2015 Return: Fri 8 May 2015 Trip spans 18 days
£864
Select
Aeromexico
Aeromexico
ORD
20:25
LHR
06:05
33h 40m
1 stop
LHR
18:35
ORD
00:36
30h 01m
1 stop
Depart: Mon 30 Mar 2015 Return: Wed 15 Apr 2015 Trip spans 17 days
£1530
Select
Qatar Airways
Qatar Airways
ORD
15:45
LHR
23:05
31h 20m
1 stop
LHR
11:05
ORD
16:45
29h 40m
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 08:45 22:45 29 Mar - 3 Jun
1541 09:40 22:40 8 Mar - 28 Mar
1543 16:40 06:35 29 Mar - 3 Jun
1543 16:50 06:35 28 Mar - 28 Mar
1663 16:55 06:55 1 Apr - 8 Apr
1663 18:10 08:05 29 Mar - 13 Apr
294 18:10 06:45 9 Mar - 9 Mar
294 18:10 08:05 29 Mar - 14 Apr
294 18:10 07:45 28 Mar - 28 Mar
294 18:10 06:45 24 Mar - 26 Mar
294 18:10 06:45 23 Mar - 23 Mar
294 18:10 06:45 8 Mar - 15 Mar
294 18:10 06:45 13 Mar - 13 Mar
294 18:10 06:45 16 Mar - 22 Mar
294 18:10 06:45 27 Mar - 27 Mar
1543 19:50 08:40 8 Mar - 27 Mar
296 20:35 10:20 29 Mar - 29 Mar
296 20:35 10:20 30 Mar - 18 Oct
296 21:45 10:25 8 Mar - 27 Mar
296 21:45 11:35 28 Mar - 28 Mar
1547 22:35 12:35 28 Mar - 28 Mar
1547 22:35 11:35 8 Mar - 27 Mar
Airports
Origin

Chicago
£466
Destination

London
£466