Browse Origins:
Browse Destinations:

Find Flight Deals from Chicago to London (CHI - LON)

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

Book cheap flights from Chicago to London

(Round-trip)
Depart: Sat Oct 10 2015 Return: Wed Oct 14 2015 Trip spans 5 days
Turkish Airlines
Turkish Airlines
ORD
6:15p
LGW
11:05p
28h 50m
1 stop
LGW
1:10p
ORD
7:25p
30h 15m
1 stop
Depart: Sat Apr 25 2015 Return: Sun Apr 26 2015 Trip spans 2 days
SAS
SAS
ORD
6:05p
LHR
6:00a
11h 55m
1 stop
LHR
3:05p
ORD
2:20p
23h 15m
1 stop
Depart: Fri Jun 5 2015 Return: Sun Jun 7 2015 Trip spans 3 days
United
United
ORD
2:05p
LHR
2:40a
12h 35m
1 stop
LHR
2:50a
ORD
2:50p
12h 00m
1 stop
Depart: Tue May 5 2015 Return: Tue May 12 2015 Trip spans 8 days
Major Airline
Major Airline
ORD
11:50a
LCY
12:00a
12h 10m
1 stop
LCY
2:50a
ORD
3:50p
13h 00m
1 stop
Depart: Fri May 1 2015 Return: Mon May 4 2015 Trip spans 4 days
Major Airline
Major Airline
ORD
12:25p
LHR
4:35a
40h 10m
2 stops
LHR
2:40a
ORD
7:40p
17h 00m
1 stop
Depart: Tue May 19 2015 Return: Wed May 27 2015 Trip spans 9 days
US Airways
US Airways
ORD
12:40p
LHR
8:35p
7h 55m
nonstop
LHR
2:50a
ORD
1:55p
11h 05m
1 stop
Depart: Thu Apr 9 2015 Return: Sun Apr 19 2015 Trip spans 11 days
Aer Lingus
Aer Lingus
ORD
11:50a
LGW
10:25p
10h 35m
1 stop
LGW
6:40a
ORD
8:05p
13h 25m
1 stop
Depart: Sat Apr 4 2015 Return: Sun Apr 19 2015 Trip spans 16 days
Aer Lingus
Aer Lingus
ORD
11:50a
LHR
10:05p
10h 15m
1 stop
LHR
4:50a
ORD
3:50p
11h 00m
1 stop
Depart: Tue Aug 25 2015 Return: Wed Sep 2 2015 Trip spans 9 days
American Airlines
American Airlines
ORD
7:55a
LHR
12:05a
16h 10m
1 stop
LHR
7:10a
ORD
7:34p
12h 24m
1 stop
Depart: Tue Apr 14 2015 Return: Mon Apr 27 2015 Trip spans 14 days
Turkish Airlines
Turkish Airlines
ORD
6:15p
LHR
11:00a
16h 45m
1 stop
LHR
6:30p
ORD
7:25p
24h 55m
1 stop
Depart: Sat Jun 27 2015 Return: Sun Jun 28 2015 Trip spans 2 days
$1015
Select
British Airways
British Airways
ORD
6:00p
LHR
8:20a
14h 20m
1 stop
LHR
4:20p
ORD
1:55p
21h 35m
1 stop
Depart: Thu Aug 6 2015 Return: Sun Aug 9 2015 Trip spans 4 days
$1096
Select
Finnair
Finnair
ORD
6:00p
LHR
3:15a
33h 15m
2 stops
LHR
3:45a
ORD
12:10p
8h 25m
nonstop
Direct flights CHI to LON 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
4389 5:55 pm 7:55 am Apr 30 - May 7
Airports
Origin

Chicago
$810
Destination

London
only $879
only $925
only $810