Browse Origins:
Browse Destinations:

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: Fri May 1 2015 Return: Sat May 2 2015 Trip spans 2 days
SAS
SAS
ORD
6:05p
LHR
6:00a
11h 55m
1 stop
LHR
2:00p
ORD
2:20p
24h 20m
1 stop
Depart: Sat May 2 2015 Return: Sun May 3 2015 Trip spans 2 days
SAS
SAS
ORD
6:05p
LHR
7:00a
12h 55m
1 stop
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
Depart: Sat May 16 2015 Return: Sun May 17 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 May 21 2015 Return: Sat May 23 2015 Trip spans 3 days
SAS
SAS
ORD
6:05p
LHR
3:05a
33h 00m
1 stop
LHR
2:00p
ORD
2:20p
24h 20m
1 stop
Depart: Fri May 22 2015 Return: Sun May 24 2015 Trip spans 3 days
SAS
SAS
ORD
6:05p
LHR
6:00a
11h 55m
1 stop
LHR
9:50a
ORD
2:20p
28h 30m
1 stop
Depart: Sat May 23 2015 Return: Sun May 24 2015 Trip spans 2 days
SAS
SAS
ORD
6:05p
LHR
7:00a
12h 55m
1 stop
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
Depart: Wed May 27 2015 Return: Sat May 30 2015 Trip spans 4 days
SAS
SAS
ORD
6:05p
LHR
10:45p
28h 40m
1 stop
LHR
3:05a
ORD
2:20p
35h 15m
1 stop
Depart: Thu May 28 2015 Return: Sat May 30 2015 Trip spans 3 days
SAS
SAS
ORD
6:05p
LHR
6:00a
11h 55m
1 stop
LHR
9:50a
ORD
2:20p
28h 30m
1 stop
Depart: Fri May 15 2015 Return: Sun May 17 2015 Trip spans 3 days
SAS
SAS
ORD
12:25p
LHR
8:30a
20h 05m
1 stop
LHR
3:05a
ORD
7:40p
16h 35m
2 stops
Depart: Fri Apr 17 2015 Return: Mon Apr 20 2015 Trip spans 4 days
SAS
SAS
ORD
12:25p
LHR
7:00a
18h 35m
1 stop
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
Depart: Tue Apr 21 2015 Return: Tue Apr 28 2015 Trip spans 8 days
SAS
SAS
ORD
12:25p
LHR
9:55a
21h 30m
1 stop
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
Depart: Tue Apr 14 2015 Return: Tue Apr 21 2015 Trip spans 8 days
SAS
SAS
ORD
6:05p
LHR
6:00a
11h 55m
1 stop
LHR
5:05p
ORD
2:20p
21h 15m
1 stop
Depart: Wed Apr 22 2015 Return: Mon Apr 27 2015 Trip spans 6 days
Turkish Airlines
Turkish Airlines
ORD
6:15p
LHR
11:00a
16h 45m
1 stop
LHR
6:30p
ORD
7:25p
24h 55m
1 stop
Depart: Wed May 20 2015 Return: Wed Jun 3 2015 Trip spans 15 days
US Airways
US Airways
ORD
2:40p
LHR
11:00p
8h 20m
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: Sat Aug 29 2015 Return: Tue Sep 15 2015 Trip spans 18 days
American Airlines
American Airlines
ORD
7:55a
LHR
11:15p
15h 20m
1 stop
LHR
3:45p
ORD
11:27a
19h 42m
1 stop
Depart: Fri Jun 26 2015 Return: Sat Jun 27 2015 Trip spans 2 days
$1003
Select
Iberia
Iberia
ORD
12:40p
LHR
5:00a
16h 20m
1 stop
LHR
4:20p
ORD
1:55p
21h 35m
1 stop
Depart: Sat Jul 4 2015 Return: Mon Jul 6 2015 Trip spans 3 days
$1020
Select
United
United
ORD
2:05p
LHR
2:40a
12h 35m
1 stop
LHR
4:30a
ORD
4:55p
12h 25m
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
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
$883
Destination

London
$883