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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: Wed 18 Feb 2015 Return: Wed 4 Mar 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
MAN
04:20
ORD
15:25
11h 05m
1 stop
ORD
11:20
MAN
06:25
19h 05m
1 stop
Depart: Sun 8 Mar 2015 Return: Mon 23 Mar 2015 Trip spans 16 days
Multiple Airlines
Multiple Airlines
LCY
13:00
ORD
16:20
27h 20m
1 stop
ORD
13:20
LCY
23:55
10h 35m
1 stop
Depart: Mon 2 Mar 2015 Return: Mon 16 Mar 2015 Trip spans 14 days
Delta
Delta
MAN
05:20
ORD
19:40
14h 20m
1 stop
ORD
10:00
MAN
22:30
12h 30m
1 stop
Depart: Mon 9 Mar 2015 Return: Mon 16 Mar 2015 Trip spans 8 days
Air France
Air France
EDI
02:35
ORD
14:58
12h 23m
1 stop
ORD
09:00
EDI
23:05
14h 05m
2 stops
Depart: Wed 18 Mar 2015 Return: Mon 30 Mar 2015 Trip spans 13 days
KLM Royal Dutch
KLM Royal Dutch
EDI
01:50
ORD
21:06
19h 16m
2 stops
ORD
12:25
EDI
02:45
14h 20m
2 stops
Depart: Wed 11 Feb 2015 Return: Wed 18 Feb 2015 Trip spans 8 days
Virgin Atlantic
Virgin Atlantic
LHR
05:10
ORD
16:55
11h 45m
1 stop
ORD
06:00
LHR
19:50
13h 50m
1 stop
Depart: Thu 5 Mar 2015 Return: Sun 8 Mar 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
LHR
02:10
ORD
13:58
11h 48m
1 stop
ORD
14:50
LHR
07:20
16h 30m
2 stops
Depart: Tue 17 Feb 2015 Return: Sun 29 Mar 2015 Trip spans 40 days
Virgin Atlantic
Virgin Atlantic
EDI
01:35
ORD
16:46
15h 11m
2 stops
ORD
11:00
EDI
00:40
13h 40m
2 stops
Depart: Thu 15 Jan 2015 Return: Tue 20 Jan 2015 Trip spans 6 days
Delta
Delta
LHR
05:10
ORD
16:55
11h 45m
1 stop
ORD
06:00
LHR
20:05
14h 05m
1 stop
Depart: Sat 29 Nov 2014 Return: Tue 2 Dec 2014 Trip spans 4 days
Virgin Atlantic
Virgin Atlantic
MAN
05:20
ORD
19:32
14h 12m
1 stop
ORD
07:45
MAN
02:25
18h 40m
2 stops
Depart: Wed 24 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
EDI
08:35
ORD
11:04
26h 29m
2 stops
ORD
06:00
EDI
23:40
17h 40m
2 stops
Depart: Mon 8 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 31 days
KLM Royal Dutch
KLM Royal Dutch
LHR
01:30
ORD
15:25
13h 55m
1 stop
ORD
10:19
LHR
21:25
11h 06m
1 stop
Depart: Thu 11 Dec 2014 Return: Thu 18 Dec 2014 Trip spans 8 days
American Airlines
American Airlines
LHR
01:30
ORD
15:30
14h 00m
1 stop
ORD
09:55
LHR
23:30
13h 35m
1 stop
Depart: Mon 1 Dec 2014 Return: Tue 9 Dec 2014 Trip spans 9 days
Air France
Air France
LHR
05:10
ORD
16:54
11h 44m
1 stop
ORD
08:00
LHR
20:05
12h 05m
1 stop
Depart: Thu 7 May 2015 Return: Thu 28 May 2015 Trip spans 22 days
Delta
Delta
EDI
02:35
ORD
16:10
13h 35m
1 stop
ORD
14:40
EDI
02:40
12h 00m
1 stop
Depart: Tue 13 Jan 2015 Return: Mon 19 Jan 2015 Trip spans 7 days
Aer Lingus
Aer Lingus
LHR
05:00
ORD
16:30
11h 30m
1 stop
ORD
14:15
LHR
02:30
12h 15m
1 stop
Depart: Wed 25 Mar 2015 Return: Mon 30 Mar 2015 Trip spans 6 days
American Airlines
American Airlines
NCL
11:50
ORD
10:45
22h 55m
2 stops
ORD
11:15
NCL
04:50
17h 35m
2 stops
Depart: Tue 6 Jan 2015 Return: Sat 17 Jan 2015 Trip spans 12 days
American Airlines
American Airlines
LBA
04:25
ORD
20:06
15h 41m
2 stops
ORD
08:00
LBA
21:40
13h 40m
2 stops
Depart: Mon 2 Feb 2015 Return: Fri 6 Feb 2015 Trip spans 5 days
Turkish Airlines
Turkish Airlines
LGW
12:20
ORD
18:50
30h 30m
1 stop
ORD
16:50
LGW
22:15
29h 25m
1 stop
Depart: Mon 18 May 2015 Return: Mon 25 May 2015 Trip spans 8 days
KLM Royal Dutch
KLM Royal Dutch
GLA
02:00
ORD
16:10
14h 10m
1 stop
ORD
12:20
GLA
00:20
12h 00m
1 stop
Change your search
Airports
Origin

Leeds
£511
Glasgow
£635
Newcastle upon Tyne
£507
London
only £403
only £574
only £384
Edinburgh
£388
Manchester
£351
Destination

Chicago
£351