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Find Deals on Flights from London Heathrow to Chicago O'Hare International (LHR - ORD)

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

Book cheap flights from London Heathrow to Chicago O'Hare International

(Round-trip)
Depart: Mon Dec 28 2015 Return: Mon Jan 11 2016 Trip spans 15 days
Finnair
Finnair
LHR
4:55a
ORD
1:50p
8h 55m
nonstop
ORD
12:10p
LHR
7:45p
7h 35m
nonstop
Depart: Sat Nov 14 2015 Return: Mon Jan 4 2016 Trip spans 52 days
Iberia
Iberia
LHR
2:25a
ORD
3:30p
13h 05m
1 stop
ORD
11:10a
LHR
11:05p
11h 55m
1 stop
Depart: Sun Nov 15 2015 Return: Mon Nov 23 2015 Trip spans 9 days
Austrian Airlines
Austrian Airlines
LHR
4:05a
ORD
2:55p
34h 50m
1 stop
ORD
11:10a
LHR
7:40a
20h 30m
1 stop
Depart: Mon Dec 7 2015 Return: Wed Jan 13 2016 Trip spans 38 days
KLM Royal Dutch
KLM Royal Dutch
LHR
3:40a
ORD
3:30p
11h 50m
1 stop
ORD
11:30a
LHR
10:00p
10h 30m
1 stop
Depart: Sat Dec 5 2015 Return: Mon Jan 11 2016 Trip spans 38 days
Delta
Delta
LHR
6:30a
ORD
9:54p
15h 24m
1 stop
ORD
9:35a
LHR
12:05a
14h 30m
1 stop
Depart: Sun Nov 8 2015 Return: Sun Nov 22 2015 Trip spans 15 days
Lufthansa
Lufthansa
LHR
7:05a
ORD
4:20p
9h 15m
nonstop
ORD
4:05p
LHR
12:05a
8h 00m
nonstop
Depart: Fri Oct 16 2015 Return: Thu Oct 22 2015 Trip spans 7 days
SAS
SAS
LHR
6:35a
ORD
8:35p
14h 00m
1 stop
ORD
5:05p
LHR
7:00a
13h 55m
1 stop
Depart: Wed Aug 19 2015 Return: Wed Aug 26 2015 Trip spans 8 days
American Airlines
American Airlines
LHR
2:20a
ORD
4:15p
13h 55m
1 stop
ORD
4:50a
LHR
12:45p
7h 55m
nonstop
Depart: Wed Dec 23 2015 Return: Mon Jan 4 2016 Trip spans 13 days
Aer Lingus
Aer Lingus
LHR
3:45p
ORD
3:10p
23h 25m
1 stop
ORD
11:00a
LHR
9:05p
10h 05m
1 stop
Depart: Thu Sep 17 2015 Return: Mon Sep 28 2015 Trip spans 12 days
United
United
LHR
4:05a
ORD
5:00p
12h 55m
1 stop
ORD
9:47a
LHR
12:25a
14h 38m
1 stop
Depart: Sat Sep 12 2015 Return: Mon Sep 28 2015 Trip spans 17 days
British Airways
British Airways
LHR
3:30a
ORD
4:15p
12h 45m
1 stop
ORD
2:10p
LHR
10:05p
7h 55m
nonstop
Depart: Tue Oct 20 2015 Return: Sat Oct 24 2015 Trip spans 5 days
Air Canada
Air Canada
LHR
4:30a
ORD
7:20p
14h 50m
1 stop
ORD
3:30p
LHR
11:25p
31h 55m
1 stop
Depart: Wed Jul 1 2015 Return: Wed Jul 8 2015 Trip spans 8 days
$1150
Select
LOT Polish Air
LOT Polish Air
LHR
2:30a
ORD
4:45p
14h 15m
1 stop
ORD
5:25p
LHR
7:00a
13h 35m
1 stop
Direct flights LHR to ORD on Delta
Flight # Depart LHR Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
4388 9:45 am 12:30 pm Jun 27 - Sep 2
Airports
Origin

London
$666
Destination

Chicago
$666