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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: Thu Nov 5 2015 Return: Sun Nov 8 2015 Trip spans 4 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LHR
11:25p
30h 35m
1 stop
LHR
11:10a
ORD
6:50p
31h 40m
1 stop
Depart: Fri Oct 2 2015 Return: Sun Oct 4 2015 Trip spans 3 days
SAS
SAS
ORD
5:05p
LHR
8:30a
15h 25m
1 stop
LHR
6:20a
ORD
8:35p
14h 15m
2 stops
Depart: Wed Sep 9 2015 Return: Thu Sep 10 2015 Trip spans 2 days
United
United
ORD
9:25a
LHR
9:30p
12h 05m
1 stop
LHR
6:55a
ORD
8:25p
13h 30m
1 stop
Depart: Mon Sep 7 2015 Return: Tue Sep 15 2015 Trip spans 9 days
Air Canada
Air Canada
ORD
11:55a
LHR
9:30p
9h 35m
1 stop
LHR
10:10a
ORD
9:05p
10h 55m
1 stop
Depart: Thu Jun 4 2015 Return: Thu Jun 11 2015 Trip spans 8 days
Aer Lingus
Aer Lingus
ORD
2:15p
LHR
8:55a
18h 40m
1 stop
LHR
5:50a
ORD
8:05p
14h 15m
1 stop
Depart: Fri Jul 24 2015 Return: Sun Jul 26 2015 Trip spans 3 days
$1003
Select
American Airlines
American Airlines
ORD
1:45p
LHR
12:10a
10h 25m
1 stop
LHR
3:45a
ORD
12:40p
8h 55m
nonstop
Depart: Tue Aug 25 2015 Return: Tue Sep 1 2015 Trip spans 8 days
$1009
Select
Delta
Delta
MDW
6:10a
LHR
9:05p
14h 55m
2 stops
LHR
5:40a
MDW
8:47p
15h 07m
2 stops
Depart: Sun Jun 7 2015 Return: Sun Jun 21 2015 Trip spans 15 days
$1023
Select
Virgin Atlantic
Virgin Atlantic
ORD
1:55p
LHR
9:55p
8h 00m
nonstop
LHR
5:45a
ORD
2:30p
8h 45m
nonstop
Depart: Mon Jun 29 2015 Return: Thu Jul 2 2015 Trip spans 4 days
$1105
Select
Major Airline
Major Airline
ORD
1:55p
LHR
9:55p
8h 00m
nonstop
LHR
5:45a
ORD
2:30p
8h 45m
nonstop
Depart: Sun Jun 21 2015 Return: Mon Jun 22 2015 Trip spans 2 days
$1158
Select
Lufthansa
Lufthansa
ORD
1:30p
LHR
1:30a
12h 00m
1 stop
LHR
11:20a
ORD
8:15p
8h 55m
nonstop
Direct flights CHI to LHR on Delta
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4389 5:55 pm 7:55 am May 21 - Sep 2
Airports
Origin

Chicago
only $827
only $1009
Destination

London
$827