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

Dates flexible? 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: Sat Apr 25 2015 Return: Sun Apr 26 2015 Trip spans 2 days
SAS
SAS
ORD
6:05p
LHR
6:00a
11h 55m
1 stop
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
Depart: Thu Apr 23 2015 Return: Tue May 12 2015 Trip spans 20 days
Turkish Airlines
Turkish Airlines
ORD
6:15p
LHR
11:00a
16h 45m
1 stop
LHR
12:30p
ORD
7:25p
30h 55m
1 stop
Depart: Fri Apr 24 2015 Return: Sun Apr 26 2015 Trip spans 3 days
Iberia
Iberia
ORD
12:40p
LHR
10:25p
33h 45m
1 stop
LHR
7:55a
ORD
1:55p
30h 00m
1 stop
Depart: Wed Jun 3 2015 Return: Wed Jun 10 2015 Trip spans 8 days
US Airways
US Airways
ORD
4:45a
LHR
12:45p
8h 00m
nonstop
LHR
2:50a
ORD
1:55p
11h 05m
1 stop
Depart: Fri Jun 12 2015 Return: Sun Jun 14 2015 Trip spans 3 days
British Airways
British Airways
ORD
12:55p
LHR
3:00a
14h 05m
1 stop
LHR
2:20a
ORD
4:15p
13h 55m
1 stop
Depart: Thu Jun 4 2015 Return: Mon Jun 8 2015 Trip spans 5 days
Aer Lingus
Aer Lingus
ORD
2:15p
LHR
12:10a
9h 55m
1 stop
LHR
5:50a
ORD
8:05p
14h 15m
1 stop
Depart: Fri Jun 5 2015 Return: Sun Jun 7 2015 Trip spans 3 days
United
United
ORD
2:05p
LHR
1:10a
11h 05m
1 stop
LHR
2:50a
ORD
2:50p
12h 00m
1 stop
Depart: Tue May 19 2015 Return: Tue Jun 2 2015 Trip spans 15 days
Finnair
Finnair
ORD
2:00p
LHR
10:05p
8h 05m
nonstop
LHR
3:55p
ORD
1:55p
22h 00m
2 stops
Depart: Sat May 9 2015 Return: Mon May 18 2015 Trip spans 10 days
American Airlines
American Airlines
ORD
4:40a
LHR
8:30p
15h 50m
1 stop
LHR
3:45p
ORD
9:56a
18h 11m
1 stop
Depart: Fri Apr 3 2015 Return: Sun Apr 5 2015 Trip spans 3 days
$1022
Select
Lufthansa
Lufthansa
ORD
2:15p
LHR
10:35p
8h 20m
nonstop
LHR
4:05a
ORD
5:00p
12h 55m
1 stop
Depart: Sat Apr 18 2015 Return: Wed Apr 29 2015 Trip spans 12 days
$1039
Select
Air Canada
Air Canada
ORD
4:20p
LHR
11:00a
18h 40m
1 stop
LHR
4:30a
ORD
7:31p
15h 01m
1 stop
Depart: Wed Jun 24 2015 Return: Tue Jun 30 2015 Trip spans 7 days
$1080
Select
Major Airline
Major Airline
ORD
11:50a
LHR
11:05p
11h 15m
1 stop
LHR
3:35p
ORD
3:15p
23h 40m
1 stop
Depart: Tue Mar 31 2015 Return: Tue Apr 7 2015 Trip spans 8 days
$1141
Select
Virgin Atlantic
Virgin Atlantic
ORD
2:41p
LHR
10:10a
19h 29m
1 stop
LHR
6:10a
ORD
7:19p
13h 09m
1 stop
Depart: Sun Sep 27 2015 Return: Mon Oct 12 2015 Trip spans 16 days
$1341
Select
Aeromexico
Aeromexico
ORD
8:25p
LHR
6:05a
33h 40m
1 stop
LHR
6:35p
ORD
1:00a
30h 25m
1 stop
Direct flights ORD to LHR on Delta
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4389 5:55 pm 7:55 am Apr 30 - May 7
Airports
Origin

Chicago
$877
Destination

London
$877