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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: Sun Nov 8 2015 Return: Wed Nov 18 2015 Trip spans 11 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LHR
10:00a
17h 10m
1 stop
LHR
5:30p
ORD
6:50p
25h 20m
1 stop
Depart: Sat Sep 12 2015 Return: Mon Sep 14 2015 Trip spans 3 days
American Airlines
American Airlines
ORD
12:45p
LHR
11:15p
10h 30m
1 stop
LHR
2:20a
ORD
4:15p
13h 55m
1 stop
Depart: Thu May 7 2015 Return: Tue May 12 2015 Trip spans 6 days
Aeroflot
Aeroflot
ORD
2:00a
LHR
11:45p
21h 45m
2 stops
LHR
6:45p
ORD
12:02a
29h 17m
2 stops
Depart: Sat Oct 10 2015 Return: Mon Oct 12 2015 Trip spans 3 days
United
United
ORD
9:25a
LHR
9:30p
12h 05m
1 stop
LHR
3:20a
ORD
5:10p
13h 50m
1 stop
Depart: Sat Sep 5 2015 Return: Mon Sep 7 2015 Trip spans 3 days
Lufthansa
Lufthansa
ORD
1:30p
LHR
1:30a
12h 00m
1 stop
LHR
3:50a
ORD
12:55p
9h 05m
nonstop
Depart: Sun May 10 2015 Return: Thu May 21 2015 Trip spans 12 days
Aer Lingus
Aer Lingus
ORD
4:00p
LHR
3:30a
11h 30m
1 stop
LHR
3:30a
ORD
3:50p
12h 20m
1 stop
Depart: Thu Sep 3 2015 Return: Sun Sep 6 2015 Trip spans 4 days
Finnair
Finnair
ORD
6:00p
LHR
11:10p
29h 10m
1 stop
LHR
3:45a
ORD
12:20p
8h 35m
nonstop
Depart: Thu Aug 27 2015 Return: Mon Aug 31 2015 Trip spans 5 days
SWISS
SWISS
ORD
3:15p
LHR
10:15p
55h 00m
2 stops
LHR
2:00a
ORD
2:25p
12h 25m
1 stop
Depart: Mon Sep 14 2015 Return: Thu Sep 24 2015 Trip spans 11 days
US Airways
US Airways
ORD
4:55a
LHR
12:45p
7h 50m
nonstop
LHR
3:45a
ORD
12:20p
8h 35m
nonstop
Depart: Sun Aug 30 2015 Return: Mon Sep 7 2015 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
ORD
1:55p
LHR
9:55p
8h 00m
nonstop
LHR
5:45a
ORD
2:30p
8h 45m
nonstop
Depart: Sat Aug 22 2015 Return: Sun Aug 30 2015 Trip spans 9 days
$1062
Select
Air Canada
Air Canada
ORD
3:50p
LHR
8:25p
28h 35m
2 stops
LHR
10:10a
ORD
9:04p
10h 54m
1 stop
Depart: Sat May 9 2015 Return: Mon Jun 8 2015 Trip spans 31 days
$1090
Select
Major Airline
Major Airline
ORD
4:00a
LHR
12:00p
8h 00m
nonstop
LHR
2:00a
ORD
1:00p
11h 00m
1 stop
Depart: Tue Oct 20 2015 Return: Mon Oct 26 2015 Trip spans 7 days
$1124
Select
Aeromexico
Aeromexico
ORD
8:25p
LHR
6:05a
33h 40m
1 stop
LHR
6:30p
ORD
2:40p
20h 10m
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 May 8 - Sep 2
Airports
Origin

Chicago
$824
Destination

London
$824