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

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

Book cheap flights from Chicago O'Hare International to London

(Round-trip)
Depart: Wed Jan 14 2015 Return: Wed Jan 21 2015 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LGW
5:20a
36h 30m
1 stop
LGW
5:20a
ORD
6:50p
37h 30m
1 stop
Depart: Tue Jan 13 2015 Return: Tue Jan 27 2015 Trip spans 15 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LHR
11:15a
18h 25m
1 stop
LHR
11:10a
ORD
6:50p
31h 40m
1 stop
Depart: Sat Mar 21 2015 Return: Sun Mar 22 2015 Trip spans 2 days
Lufthansa
Lufthansa
ORD
1:00p
LHR
8:55p
7h 55m
nonstop
LHR
4:05a
ORD
5:10p
13h 05m
1 stop
Depart: Fri Dec 26 2014 Return: Sun Dec 28 2014 Trip spans 3 days
British Airways
British Airways
ORD
1:15p
LHR
8:45p
7h 30m
nonstop
LHR
1:30a
ORD
3:30p
14h 00m
1 stop
Depart: Thu Jan 8 2015 Return: Thu Feb 5 2015 Trip spans 29 days
Multiple Airlines
Multiple Airlines
ORD
2:15p
STN
10:45a
20h 30m
1 stop
STN
5:10p
ORD
4:30p
23h 20m
1 stop
Depart: Fri Mar 27 2015 Return: Sat Mar 28 2015 Trip spans 2 days
Multiple Airlines
Multiple Airlines
ORD
9:40a
LHR
9:25p
11h 45m
1 stop
LHR
4:10p
ORD
7:25p
27h 15m
1 stop
Depart: Mon Jan 12 2015 Return: Sun Jan 18 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
6:45a
LTN
6:15a
23h 30m
3 stops
LTN
1:30a
ORD
6:17p
16h 47m
2 stops
Depart: Sun Jan 11 2015 Return: Sun Jan 25 2015 Trip spans 15 days
Air Canada
Air Canada
ORD
11:05a
LHR
8:30p
9h 25m
1 stop
LHR
8:00a
ORD
8:20p
12h 20m
1 stop
Depart: Wed Jan 7 2015 Return: Thu Feb 5 2015 Trip spans 30 days
Multiple Airlines
Multiple Airlines
ORD
1:00p
LGW
10:10p
33h 10m
2 stops
LGW
4:30p
ORD
10:47p
30h 17m
2 stops
Depart: Sun Dec 28 2014 Return: Mon Jan 12 2015 Trip spans 16 days
Iberia
Iberia
ORD
4:00a
LHR
11:40a
7h 40m
nonstop
LHR
9:25a
ORD
6:30p
9h 05m
nonstop
Depart: Sat Dec 20 2014 Return: Tue Jan 6 2015 Trip spans 18 days
United
United
ORD
11:00a
LHR
6:55p
7h 55m
nonstop
LHR
7:05a
ORD
4:15p
9h 10m
nonstop
Depart: Thu Jan 1 2015 Return: Wed Jan 7 2015 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
ORD
4:00a
LHR
9:25p
17h 25m
1 stop
LHR
5:10a
ORD
4:55p
11h 45m
1 stop
Depart: Sun Feb 22 2015 Return: Fri Feb 27 2015 Trip spans 6 days
Finnair
Finnair
ORD
3:40a
LHR
11:40a
8h 00m
nonstop
LHR
1:05p
ORD
3:50p
50h 45m
2 stops
Depart: Mon Apr 13 2015 Return: Sun Apr 26 2015 Trip spans 14 days
Aeroflot
Aeroflot
ORD
8:30a
LHR
11:25a
26h 55m
2 stops
LHR
6:45p
ORD
7:57p
25h 12m
2 stops
Depart: Sat Jun 20 2015 Return: Sun Jun 21 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
5:05a
LHR
12:45p
7h 40m
nonstop
LHR
2:20a
ORD
4:10p
13h 50m
1 stop
Depart: Sun Jun 14 2015 Return: Sat Jun 27 2015 Trip spans 14 days
Iberia
Iberia
ORD
12:35p
LGW
12:00a
11h 25m
1 stop
LGW
3:35p
ORD
2:50p
23h 15m
1 stop
Depart: Sun Jun 21 2015 Return: Tue Jul 7 2015 Trip spans 17 days
Aer Lingus
Aer Lingus
ORD
4:00p
LGW
2:10a
10h 10m
1 stop
LGW
4:50p
ORD
3:50p
23h 00m
1 stop
Change your search
Direct flights ORD to LON on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 8:40 am 10:40 pm Jan 6 - Jan 12
90 9:00 am 10:40 pm Jan 2 - Jan 4
90 9:00 am 10:40 pm Dec 27 - Dec 30
90 9:00 am 10:40 pm Jan 5 - Jan 5
6194 5:10 pm 6:45 am Jan 5 - Jan 5
6194 5:10 pm 6:45 am Jan 6 - Jan 18
6194 5:10 pm 6:45 am Jan 19 - Jan 19
6194 5:10 pm 6:45 am Dec 18 - Jan 4
6194 5:10 pm 6:45 am Jan 20 - Feb 1
86 5:55 pm 7:45 am Jan 7 - Feb 11
86 5:55 pm 7:45 am Jan 9 - Feb 14
86 5:55 pm 7:45 am Jan 6 - Feb 10
86 6:15 pm 7:45 am Dec 23 - Dec 30
86 6:15 pm 7:45 am Dec 18 - Jan 5
6196 8:45 pm 10:25 am Jan 4 - Feb 21
6196 8:45 pm 10:25 am Dec 27 - Jan 3
98 9:25 pm 11:35 am Jan 6 - Mar 7
98 10:00 pm 11:35 am Dec 19 - Jan 5
98 10:00 pm 11:35 am Jan 1 - Jan 1
98 10:00 pm 11:35 am Dec 18 - Dec 30
Airports
Origin

Chicago
$681
Destination

London
only $727
only $837
only $681
only $824