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Find flight deals from United Kingdom to Chicago O'Hare International

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

Book cheap flights to Chicago O'Hare International

(Round-trip)
Depart: Thu 23 Apr 2015 Return: Sun 3 May 2015 Trip spans 11 days
£461
Select
Iberia
Iberia
MAN
07:00
ORD
11:28
28h 28m
1 stop
ORD
17:45
MAN
22:50
29h 05m
1 stop
Depart: Thu 4 Jun 2015 Return: Fri 12 Jun 2015 Trip spans 9 days
£470
Select
Delta
Delta
LHR
04:40
ORD
16:10
11h 30m
1 stop
ORD
13:55
LHR
21:55
8h 00m
nonstop
Depart: Sat 30 May 2015 Return: Wed 3 Jun 2015 Trip spans 5 days
£474
Select
Virgin Atlantic
Virgin Atlantic
EDI
02:35
ORD
14:30
11h 55m
1 stop
ORD
13:55
EDI
00:40
10h 45m
1 stop
Depart: Tue 2 Jun 2015 Return: Wed 24 Jun 2015 Trip spans 23 days
£474
Select
Delta
Delta
MAN
06:35
ORD
19:20
12h 45m
1 stop
ORD
09:49
MAN
22:20
12h 31m
1 stop
Depart: Fri 24 Apr 2015 Return: Wed 29 Apr 2015 Trip spans 6 days
£480
Select
Iberia
Iberia
EDI
03:05
ORD
17:20
14h 15m
1 stop
ORD
12:40
EDI
00:35
11h 55m
1 stop
Depart: Mon 20 Apr 2015 Return: Sat 2 May 2015 Trip spans 13 days
£481
Select
KLM Royal Dutch
KLM Royal Dutch
MAN
13:40
ORD
16:10
26h 30m
1 stop
ORD
12:20
MAN
11:35
23h 15m
1 stop
Depart: Tue 28 Apr 2015 Return: Sun 3 May 2015 Trip spans 6 days
£482
Select
Delta
Delta
EDI
02:00
ORD
16:10
14h 10m
1 stop
ORD
12:20
EDI
22:20
10h 00m
1 stop
Depart: Mon 31 Aug 2015 Return: Mon 14 Sep 2015 Trip spans 15 days
£482
Select
US Airways
US Airways
MAN
05:30
ORD
14:10
8h 40m
nonstop
ORD
13:05
MAN
20:55
7h 50m
nonstop
Depart: Wed 1 Apr 2015 Return: Thu 9 Apr 2015 Trip spans 9 days
£483
Select
KLM Royal Dutch
KLM Royal Dutch
GLA
04:35
ORD
16:10
11h 35m
1 stop
ORD
10:30
GLA
00:30
14h 00m
2 stops
Depart: Sun 5 Apr 2015 Return: Tue 21 Apr 2015 Trip spans 17 days
£484
Select
Aer Lingus
Aer Lingus
LHR
18:00
ORD
15:50
21h 50m
1 stop
ORD
11:50
LHR
22:05
10h 15m
1 stop
Depart: Sun 26 Apr 2015 Return: Mon 4 May 2015 Trip spans 9 days
£487
Select
Air France
Air France
MAN
02:05
ORD
17:40
15h 35m
1 stop
ORD
13:20
MAN
03:30
14h 10m
1 stop
Depart: Mon 8 Jun 2015 Return: Mon 22 Jun 2015 Trip spans 15 days
£489
Select
Lufthansa
Lufthansa
MAN
08:35
ORD
21:15
12h 40m
1 stop
ORD
10:15
MAN
00:55
14h 40m
1 stop
Depart: Sat 23 May 2015 Return: Sun 24 May 2015 Trip spans 2 days
£491
Select
US Airways
US Airways
LHR
10:25
ORD
23:21
12h 56m
1 stop
ORD
11:45
LHR
23:00
11h 15m
1 stop
Depart: Tue 7 Apr 2015 Return: Fri 24 Apr 2015 Trip spans 18 days
£492
Select
KLM Royal Dutch
KLM Royal Dutch
EDI
02:00
ORD
16:10
14h 10m
1 stop
ORD
10:30
EDI
00:25
13h 55m
2 stops
Depart: Mon 25 May 2015 Return: Mon 1 Jun 2015 Trip spans 8 days
£502
Select
British Airways
British Airways
MAN
05:30
ORD
13:55
8h 25m
nonstop
ORD
14:10
MAN
01:15
11h 05m
1 stop
Depart: Sun 20 Sep 2015 Return: Fri 2 Oct 2015 Trip spans 13 days
£502
Select
US Airways
US Airways
EDI
05:15
ORD
21:04
15h 49m
1 stop
ORD
08:25
EDI
21:15
12h 50m
1 stop
Depart: Sat 11 Apr 2015 Return: Mon 20 Apr 2015 Trip spans 10 days
£503
Select
British Airways
British Airways
EDI
09:45
ORD
22:15
12h 30m
1 stop
ORD
16:35
EDI
04:15
11h 40m
1 stop
Depart: Thu 20 Aug 2015 Return: Mon 31 Aug 2015 Trip spans 12 days
£533
Select
KLM Royal Dutch
KLM Royal Dutch
LCY
03:50
ORD
16:10
12h 20m
1 stop
ORD
12:20
LCY
01:05
12h 45m
1 stop
Depart: Mon 7 Sep 2015 Return: Tue 29 Sep 2015 Trip spans 23 days
£560
Select
Turkish Airlines
Turkish Airlines
LGW
13:10
ORD
19:25
30h 15m
1 stop
ORD
18:15
LGW
06:05
35h 50m
1 stop
Depart: Tue 4 Aug 2015 Return: Mon 17 Aug 2015 Trip spans 14 days
£699
Select
KLM Royal Dutch
KLM Royal Dutch
LBA
02:15
ORD
16:10
13h 55m
1 stop
ORD
14:40
LBA
06:55
16h 15m
2 stops
Airports
Origin

Leeds
£699
London
only £470
only £533
only £560
Manchester
£461
Glasgow
£483
Edinburgh
£474
Destination

Chicago
£461