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Find Flight Deals from Chicago to London Heathrow (CHI - LHR)

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

Book cheap flights from Chicago to London Heathrow

(Round-trip)
Depart: Mon Apr 13 2015 Return: Mon Apr 20 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
7:20a
LHR
10:15a
26h 55m
2 stops
LHR
5:50a
ORD
9:36p
15h 46m
2 stops
Depart: Sat Mar 7 2015 Return: Mon Mar 9 2015 Trip spans 2 days
US Airways
US Airways
ORD
10:55a
LHR
12:05a
13h 10m
2 stops
LHR
2:30a
ORD
4:30p
14h 00m
1 stop
Depart: Tue Mar 24 2015 Return: Thu Apr 23 2015 Trip spans 31 days
American Airlines
American Airlines
ORD
3:50p
LHR
11:40p
7h 50m
nonstop
LHR
2:55a
ORD
1:55p
11h 00m
1 stop
Depart: Fri Jun 5 2015 Return: Sun Jun 7 2015 Trip spans 3 days
United
United
ORD
2:05p
LHR
1:10a
11h 05m
1 stop
LHR
2:50a
ORD
2:50p
12h 00m
1 stop
Depart: Wed Sep 23 2015 Return: Thu Oct 1 2015 Trip spans 9 days
Turkish Airlines
Turkish Airlines
ORD
6:15p
LHR
12:30p
18h 15m
1 stop
LHR
12:30p
ORD
7:25p
30h 55m
1 stop
Depart: Thu May 7 2015 Return: Wed May 13 2015 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
ORD
1:55p
LHR
9:55p
8h 00m
nonstop
LHR
5:45a
ORD
2:30p
8h 45m
nonstop
Depart: Wed Apr 15 2015 Return: Mon Apr 20 2015 Trip spans 6 days
KLM Royal Dutch
KLM Royal Dutch
ORD
11:13a
LHR
10:45p
11h 32m
1 stop
LHR
5:00p
ORD
4:10p
23h 10m
1 stop
Depart: Thu Apr 2 2015 Return: Sat Apr 18 2015 Trip spans 17 days
Delta
Delta
ORD
7:00a
LHR
9:05p
14h 05m
2 stops
LHR
5:40a
ORD
11:03p
17h 23m
2 stops
Depart: Fri Apr 3 2015 Return: Sun Apr 5 2015 Trip spans 3 days
Delta
Delta
MDW
5:20a
LHR
9:05p
15h 45m
2 stops
LHR
9:05a
MDW
12:17a
15h 12m
2 stops
Depart: Sat Apr 18 2015 Return: Sun Apr 19 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: Fri Jun 19 2015 Return: Sun Jun 21 2015 Trip spans 3 days
British Airways
British Airways
ORD
1:15p
LHR
1:00a
11h 45m
1 stop
LHR
2:20a
ORD
2:55p
12h 35m
1 stop
Depart: Fri Mar 20 2015 Return: Mon Apr 6 2015 Trip spans 18 days
$1137
Select
Air Canada
Air Canada
ORD
12:05p
LHR
10:30p
10h 25m
1 stop
LHR
11:00a
ORD
10:43p
11h 43m
1 stop
Depart: Fri Mar 13 2015 Return: Thu Mar 26 2015 Trip spans 14 days
$1147
Select
Virgin Atlantic
Virgin Atlantic
MDW
10:11a
LHR
6:15a
20h 04m
2 stops
LHR
6:10a
MDW
6:58p
12h 48m
1 stop
Depart: Sun Sep 27 2015 Return: Mon Oct 12 2015 Trip spans 16 days
$1346
Select
Aeromexico
Aeromexico
ORD
8:25p
LHR
6:05a
33h 40m
1 stop
LHR
6:35p
ORD
1:00a
30h 25m
1 stop
Direct flights CHI to LHR on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 8:45 am 10:45 pm Mar 29 - Apr 13
90 8:45 am 10:45 pm Apr 4 - May 30
90 9:40 am 10:40 pm Mar 15 - Mar 22
90 9:40 am 10:40 pm Mar 9 - Mar 28
86 4:40 pm 6:35 am Mar 30 - May 6
86 4:40 pm 6:35 am Mar 29 - Mar 29
86 4:50 pm 6:35 am Mar 28 - Mar 28
46 4:55 pm 6:55 am Apr 1 - Apr 8
46 6:10 pm 8:05 am Mar 30 - Apr 7
46 6:10 pm 8:05 am Apr 9 - Apr 13
46 6:10 pm 8:05 am Mar 29 - Apr 5
6194 6:10 pm 6:45 am Mar 24 - Mar 27
6194 6:10 pm 7:45 am Mar 28 - Mar 28
6194 6:10 pm 6:45 am Mar 23 - Mar 23
6194 6:10 pm 8:05 am Mar 29 - Oct 23
6194 6:10 pm 6:45 am Mar 16 - Mar 22
6194 6:10 pm 6:45 am Mar 8 - Mar 15
86 7:50 pm 8:40 am Mar 8 - Mar 27
6196 8:35 pm 10:20 am Mar 29 - Oct 23
6196 9:45 pm 11:35 am Mar 28 - Mar 28
6196 9:45 pm 10:25 am Mar 8 - Mar 27
98 10:35 pm 11:35 am Mar 8 - Mar 27
98 10:35 pm 12:35 pm Mar 28 - Mar 28
Airports
Origin

Chicago
only $860
only $975
Destination

London
$860