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Find Flight Deals from London Heathrow to Chicago O'Hare International (LHR - ORD)

Dates flexible? Here are the best fares found in the past 48 hours...

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

(Round-trip)
Depart: Fri May 8 2015 Return: Sun May 10 2015 Trip spans 3 days
American Airlines
American Airlines
LHR
5:05p
ORD
2:05p
21h 00m
1 stop
ORD
7:59a
LHR
11:00p
15h 01m
1 stop
Depart: Fri May 15 2015 Return: Sun May 17 2015 Trip spans 3 days
American Airlines
American Airlines
LHR
3:45p
ORD
11:40a
19h 55m
1 stop
ORD
5:30a
LHR
8:20p
14h 50m
1 stop
Depart: Thu Apr 23 2015 Return: Wed Apr 29 2015 Trip spans 7 days
Aer Lingus
Aer Lingus
LHR
4:50a
ORD
3:50p
11h 00m
1 stop
ORD
11:50a
LHR
10:05p
10h 15m
1 stop
Depart: Fri May 1 2015 Return: Mon May 11 2015 Trip spans 11 days
Aer Lingus
Aer Lingus
LHR
3:30a
ORD
3:50p
12h 20m
1 stop
ORD
4:00p
LHR
2:40a
10h 40m
1 stop
Depart: Wed Jun 17 2015 Return: Mon Jun 29 2015 Trip spans 13 days
Aer Lingus
Aer Lingus
LHR
4:50a
ORD
3:50p
11h 00m
1 stop
ORD
4:00p
LHR
2:40a
10h 40m
1 stop
Depart: Tue May 5 2015 Return: Tue May 19 2015 Trip spans 15 days
American Airlines
American Airlines
LHR
8:50a
ORD
8:54p
12h 04m
1 stop
ORD
9:55a
LHR
12:00a
14h 05m
1 stop
Depart: Mon Apr 6 2015 Return: Sun Apr 12 2015 Trip spans 7 days
Aer Lingus
Aer Lingus
LHR
5:50a
ORD
8:05p
14h 15m
1 stop
ORD
11:50a
LHR
3:30a
15h 40m
1 stop
Depart: Tue Apr 7 2015 Return: Tue Apr 28 2015 Trip spans 22 days
Aer Lingus
Aer Lingus
LHR
5:10p
ORD
3:50p
22h 40m
1 stop
ORD
11:50a
LHR
11:05p
11h 15m
1 stop
Depart: Fri Apr 10 2015 Return: Tue Apr 21 2015 Trip spans 12 days
Aer Lingus
Aer Lingus
LHR
3:30a
ORD
3:50p
12h 20m
1 stop
ORD
11:50a
LHR
11:25a
23h 35m
1 stop
Depart: Wed Apr 15 2015 Return: Wed Apr 22 2015 Trip spans 8 days
Aer Lingus
Aer Lingus
LHR
5:10p
ORD
3:50p
22h 40m
1 stop
ORD
4:00p
LHR
3:30a
11h 30m
1 stop
Depart: Thu Apr 16 2015 Return: Sun Apr 19 2015 Trip spans 4 days
Aer Lingus
Aer Lingus
LHR
3:30a
ORD
3:50p
12h 20m
1 stop
ORD
4:00p
LHR
8:15a
16h 15m
1 stop
Depart: Fri Apr 24 2015 Return: Mon May 4 2015 Trip spans 11 days
Aer Lingus
Aer Lingus
LHR
3:30a
ORD
3:50p
12h 20m
1 stop
ORD
11:50a
LHR
11:25a
23h 35m
1 stop
Depart: Wed Apr 29 2015 Return: Tue May 5 2015 Trip spans 7 days
Aer Lingus
Aer Lingus
LHR
3:30a
ORD
3:50p
12h 20m
1 stop
ORD
11:50a
LHR
11:25a
23h 35m
1 stop
Depart: Sat May 2 2015 Return: Sun May 10 2015 Trip spans 9 days
Aer Lingus
Aer Lingus
LHR
5:10p
ORD
3:50p
22h 40m
1 stop
ORD
4:00p
LHR
5:00a
13h 00m
1 stop
Depart: Mon May 11 2015 Return: Sat May 30 2015 Trip spans 20 days
US Airways
US Airways
LHR
6:15a
ORD
11:55p
17h 40m
1 stop
ORD
2:45p
LHR
12:10p
21h 25m
1 stop
Depart: Tue Apr 14 2015 Return: Tue Apr 28 2015 Trip spans 15 days
Air Canada
Air Canada
LHR
4:30a
ORD
7:31p
15h 01m
1 stop
ORD
9:20a
LHR
10:35p
13h 15m
1 stop
Depart: Sat Jun 13 2015 Return: Tue Jun 23 2015 Trip spans 11 days
United
United
LHR
4:40a
ORD
4:59p
12h 19m
1 stop
ORD
11:05a
LHR
11:20p
12h 15m
1 stop
Depart: Thu Sep 10 2015 Return: Fri Sep 18 2015 Trip spans 9 days
Turkish Airlines
Turkish Airlines
LHR
7:25a
ORD
7:25p
36h 00m
1 stop
ORD
6:15p
LHR
11:00a
16h 45m
1 stop
Depart: Tue Aug 11 2015 Return: Tue Sep 8 2015 Trip spans 29 days
SAS
SAS
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
ORD
12:25p
LHR
2:50a
14h 25m
1 stop
Depart: Mon Mar 30 2015 Return: Sun Apr 26 2015 Trip spans 28 days
$1029
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LOT Polish Air
LOT Polish Air
LHR
6:15a
ORD
9:35p
15h 20m
1 stop
ORD
5:25p
LHR
7:00a
13h 35m
1 stop
Direct flights LHR to ORD on Delta
Flight # Depart LHR Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
4388 9:45 am 12:30 pm Apr 30 - May 7
Airports
Origin

London
$745
Destination

Chicago
$745