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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: Sun Feb 1 2015 Return: Wed Feb 18 2015 Trip spans 18 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LGW
11:55p
31h 05m
1 stop
LGW
7:40a
ORD
6:50p
35h 10m
1 stop
Depart: Wed Mar 18 2015 Return: Sat Mar 21 2015 Trip spans 4 days
Multiple Airlines
Multiple Airlines
ORD
1:25p
STN
12:45p
23h 20m
2 stops
STN
6:10p
ORD
8:10p
26h 00m
2 stops
Depart: Sat Feb 28 2015 Return: Mon Mar 2 2015 Trip spans 3 days
United
United
ORD
10:02a
LHR
10:15p
12h 13m
2 stops
LHR
2:35a
ORD
4:30p
13h 55m
1 stop
Depart: Tue Mar 17 2015 Return: Sat Mar 21 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
ORD
7:05p
LTN
12:30a
29h 25m
2 stops
LTN
10:15a
ORD
8:10p
33h 55m
2 stops
Depart: Fri Mar 13 2015 Return: Sun Mar 15 2015 Trip spans 3 days
SAS
SAS
ORD
1:25p
LHR
3:50a
14h 25m
1 stop
LHR
5:55a
ORD
8:10p
14h 15m
1 stop
Depart: Wed May 13 2015 Return: Wed May 20 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
8:50a
LHR
10:10a
25h 20m
2 stops
LHR
5:10p
ORD
7:52p
26h 42m
2 stops
Depart: Fri Apr 17 2015 Return: Sun Apr 19 2015 Trip spans 3 days
US Airways
US Airways
ORD
4:35p
LHR
12:20a
7h 45m
nonstop
LHR
2:20a
ORD
4:15p
13h 55m
1 stop
Depart: Sun May 31 2015 Return: Wed Jun 10 2015 Trip spans 11 days
Multiple Airlines
Multiple Airlines
ORD
9:40a
LGW
11:10p
37h 30m
2 stops
LGW
5:40a
ORD
2:15p
32h 35m
1 stop
Depart: Sat Apr 18 2015 Return: Tue Apr 21 2015 Trip spans 4 days
Aeroflot
Aeroflot
ORD
3:00a
LHR
11:45p
20h 45m
2 stops
LHR
6:45p
ORD
10:54p
28h 09m
2 stops
Depart: Sat Jun 6 2015 Return: Sun Jun 7 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: Fri Jul 3 2015 Return: Mon Jul 6 2015 Trip spans 4 days
$1126
Select
Iberia
Iberia
ORD
1:15p
LHR
1:00a
11h 45m
1 stop
LHR
3:45a
ORD
12:10p
8h 25m
nonstop
Depart: Tue Jul 28 2015 Return: Sun Aug 30 2015 Trip spans 34 days
$1143
Select
Aer Lingus
Aer Lingus
ORD
11:50a
LHR
10:05p
10h 15m
1 stop
LHR
2:40a
ORD
3:50p
13h 10m
1 stop
Depart: Wed Jul 8 2015 Return: Thu Jul 23 2015 Trip spans 16 days
$1178
Select
Multiple Airlines
Multiple Airlines
ORD
6:15p
LCY
10:50a
40h 35m
2 stops
LCY
8:25a
ORD
7:25p
35h 00m
2 stops
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 Mar 5 - Mar 7
90 8:40 am 10:40 pm Feb 18 - Mar 4
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 10 - Feb 14
90 9:40 am 10:40 pm Mar 8 - Mar 8
90 9:40 am 10:40 pm Mar 9 - Mar 28
6194 5:10 pm 6:45 am Jan 29 - Feb 8
6194 5:10 pm 6:45 am Feb 23 - Mar 2
6194 5:10 pm 6:45 am Feb 9 - Feb 22
6194 5:10 pm 6:45 am Feb 24 - Mar 7
86 5:55 pm 7:45 am Jan 29 - Feb 12
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 Jan 30 - Feb 14
86 5:55 pm 7:45 am Feb 3 - Feb 17
86 5:55 pm 7:45 am Mar 3 - Mar 7
6194 6:10 pm 6:45 am Mar 8 - Mar 15
6194 6:10 pm 6:45 am Mar 9 - Mar 9
86 7:50 pm 8:40 am Mar 8 - Mar 27
6196 8:45 pm 10:25 am Jan 29 - Mar 7
98 9:25 pm 11:35 am Jan 29 - Mar 7
6196 9:45 pm 10:25 am Mar 8 - Mar 27
98 10:35 pm 11:35 am Mar 8 - Mar 27
Airports
Origin

Chicago
$718
Destination

London
only $797
only $797
only $1178
only $718
only $794