Browse Origins:
Browse Destinations:

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

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

Book cheap flights from London Heathrow to Chicago

(Round-trip)
Depart: Sat Oct 31 2015 Return: Fri Nov 6 2015 Trip spans 7 days
British Airways
British Airways
LHR
7:50a
ORD
8:04p
12h 14m
1 stop
ORD
3:55a
LHR
11:40a
7h 45m
nonstop
Depart: Tue May 12 2015 Return: Tue May 26 2015 Trip spans 15 days
American Airlines
American Airlines
LHR
2:20a
ORD
4:15p
13h 55m
1 stop
ORD
11:15a
LHR
12:10a
12h 55m
1 stop
Depart: Thu Oct 8 2015 Return: Mon Oct 12 2015 Trip spans 5 days
Finnair
Finnair
LHR
7:30a
ORD
8:40p
13h 10m
1 stop
ORD
12:45p
LHR
8:35p
7h 50m
nonstop
Depart: Thu Oct 22 2015 Return: Mon Oct 26 2015 Trip spans 5 days
Virgin Atlantic
Virgin Atlantic
LHR
10:25a
ORD
12:02a
13h 37m
1 stop
ORD
11:00a
LHR
10:20p
11h 20m
1 stop
Depart: Thu May 28 2015 Return: Tue Jun 9 2015 Trip spans 13 days
Iberia
Iberia
LHR
7:35a
ORD
9:20p
13h 45m
1 stop
ORD
2:25p
LHR
1:25a
11h 00m
1 stop
Depart: Mon May 25 2015 Return: Tue Jun 9 2015 Trip spans 16 days
Air Canada
Air Canada
LHR
10:10a
ORD
9:04p
10h 54m
1 stop
ORD
1:46p
LHR
1:05a
11h 19m
1 stop
Depart: Sat May 30 2015 Return: Tue Jul 7 2015 Trip spans 39 days
United
United
LHR
2:50a
ORD
2:55p
12h 05m
1 stop
ORD
2:05p
LHR
2:40a
12h 35m
1 stop
Depart: Sun May 24 2015 Return: Tue Jun 9 2015 Trip spans 17 days
Brussels Airlines
Brussels Airlines
LHR
1:50p
ORD
2:55p
25h 05m
1 stop
ORD
2:25p
LHR
7:05a
16h 40m
1 stop
Depart: Fri May 8 2015 Return: Tue Jun 16 2015 Trip spans 40 days
Delta
Delta
LHR
5:45a
ORD
2:30p
8h 45m
nonstop
ORD
8:30a
LHR
11:25p
14h 55m
1 stop
Depart: Sat May 23 2015 Return: Sat May 30 2015 Trip spans 8 days
US Airways
US Airways
LHR
6:15a
ORD
7:44p
13h 29m
1 stop
ORD
2:45p
LHR
12:10p
21h 25m
1 stop
Depart: Tue Jul 7 2015 Return: Tue Jul 28 2015 Trip spans 22 days
$1040
Select
Turkish Airlines
Turkish Airlines
LHR
6:30p
ORD
7:25p
24h 55m
1 stop
ORD
6:15p
LHR
12:30p
18h 15m
1 stop
Depart: Fri Jul 10 2015 Return: Thu Jul 30 2015 Trip spans 21 days
$1083
Select
Aeromexico
Aeromexico
LHR
6:35p
ORD
3:25a
32h 50m
2 stops
ORD
8:25p
LHR
2:05a
29h 40m
1 stop
Depart: Mon Jul 6 2015 Return: Sat Jul 11 2015 Trip spans 6 days
$1124
Select
LOT Polish Air
LOT Polish Air
LHR
6:15a
ORD
9:35p
15h 20m
1 stop
ORD
1:35p
LHR
11:45a
22h 10m
1 stop
Direct flights LHR to CHI on Delta
Flight # Depart LHR Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
4388 9:45 am 12:30 pm May 10 - Sep 2
Airports
Origin

London
$642
Destination

Chicago
$642