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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: Wed Jan 28 2015 Return: Mon Feb 2 2015 Trip spans 6 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LHR
11:15a
18h 25m
1 stop
LHR
5:30p
ORD
6:50p
25h 20m
1 stop
Depart: Fri May 1 2015 Return: Sun May 3 2015 Trip spans 3 days
United
United
ORD
1:30p
LHR
2:45a
13h 15m
1 stop
LHR
4:50a
ORD
7:58p
15h 08m
2 stops
Depart: Fri Mar 20 2015 Return: Tue Mar 31 2015 Trip spans 12 days
Air Canada
Air Canada
ORD
9:25a
LHR
10:30p
13h 05m
1 stop
LHR
9:05a
ORD
8:29p
11h 24m
1 stop
Depart: Thu May 7 2015 Return: Sun May 24 2015 Trip spans 18 days
Multiple Airlines
Multiple Airlines
ORD
9:40a
LHR
1:45a
16h 05m
2 stops
LHR
5:10p
ORD
11:36p
30h 26m
2 stops
Depart: Fri Mar 27 2015 Return: Sun Apr 12 2015 Trip spans 17 days
Lufthansa
Lufthansa
ORD
1:00p
LHR
8:55p
7h 55m
nonstop
LHR
3:30p
ORD
12:30p
21h 00m
1 stop
Depart: Fri Apr 10 2015 Return: Sun Apr 19 2015 Trip spans 10 days
Aeroflot
Aeroflot
ORD
3:00a
LHR
2:05a
23h 05m
2 stops
LHR
6:45p
ORD
7:57p
25h 12m
2 stops
Depart: Sat Jun 13 2015 Return: Sun Jun 14 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
2:10p
LHR
12:50a
10h 40m
1 stop
LHR
1:15p
ORD
10:10p
8h 55m
nonstop
Depart: Thu Mar 26 2015 Return: Tue Apr 14 2015 Trip spans 20 days
$1000
Select
Finnair
Finnair
ORD
5:40a
LHR
1:40p
8h 00m
nonstop
LHR
7:20a
ORD
3:45p
8h 25m
nonstop
Depart: Sun May 3 2015 Return: Mon May 4 2015 Trip spans 2 days
$1022
Select
Aeromexico
Aeromexico
ORD
3:15a
LHR
6:05a
26h 50m
1 stop
LHR
6:35p
ORD
7:09a
36h 34m
1 stop
Depart: Tue Jun 2 2015 Return: Thu Jun 4 2015 Trip spans 3 days
$1073
Select
British Airways
British Airways
ORD
2:15p
LHR
2:40a
12h 25m
1 stop
LHR
2:20a
ORD
4:15p
13h 55m
1 stop
Depart: Thu Jul 16 2015 Return: Sat Aug 1 2015 Trip spans 17 days
$1079
Select
Iberia
Iberia
ORD
11:20a
LHR
1:25a
14h 05m
1 stop
LHR
9:55a
ORD
1:50p
27h 55m
1 stop
Depart: Wed Jun 17 2015 Return: Mon Jun 29 2015 Trip spans 13 days
$1107
Select
Aer Lingus
Aer Lingus
ORD
2:15p
LHR
8:55a
18h 40m
1 stop
LHR
3:35p
ORD
3:15p
23h 40m
1 stop
Change your search
Direct flights ORD to LHR on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 8:40 am 10:40 pm Mar 5 - Mar 7
90 8:40 am 10:40 pm Feb 10 - Feb 14
90 8:40 am 10:40 pm Feb 21 - Feb 28
90 8:40 am 10:40 pm Feb 12 - Mar 3
90 8:40 am 10:40 pm Feb 18 - Mar 4
6194 5:10 pm 6:45 am Feb 24 - Mar 7
6194 5:10 pm 6:45 am Feb 3 - Feb 22
6194 5:10 pm 6:45 am Feb 23 - Mar 2
86 5:55 pm 7:45 am Feb 15 - Mar 2
86 5:55 pm 7:45 am Feb 19 - Feb 26
86 5:55 pm 7:45 am Mar 3 - Mar 7
86 5:55 pm 7:45 am Feb 3 - Feb 17
86 5:55 pm 7:45 am Jan 30 - Feb 14
86 5:55 pm 7:45 am Jan 29 - Feb 12
6196 8:45 pm 10:25 am Jan 24 - Mar 7
98 9:25 pm 11:35 am Jan 29 - Mar 7
Airports
Origin

Chicago
$766
Destination

London
$766