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

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

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

(Round-trip)
Depart: Tue Jan 13 2015 Return: Wed Jan 28 2015 Trip spans 16 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LHR
10:00a
17h 10m
1 stop
LHR
5:30p
ORD
6:50p
25h 20m
1 stop
Depart: Fri Mar 20 2015 Return: Sun Mar 22 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
ORD
7:25a
LHR
11:25p
16h 00m
1 stop
LHR
4:05a
ORD
5:10p
13h 05m
1 stop
Depart: Sat Jan 24 2015 Return: Sun Jan 25 2015 Trip spans 2 days
Lufthansa
Lufthansa
ORD
11:00a
LHR
6:55p
7h 55m
nonstop
LHR
3:05a
ORD
4:10p
13h 05m
1 stop
Depart: Fri Dec 26 2014 Return: Sun Dec 28 2014 Trip spans 3 days
British Airways
British Airways
ORD
12:10p
LHR
7:45p
7h 35m
nonstop
LHR
1:30a
ORD
3:30p
14h 00m
1 stop
Depart: Sat Dec 27 2014 Return: Sun Dec 28 2014 Trip spans 2 days
Iberia
Iberia
ORD
4:00a
LHR
11:40a
7h 40m
nonstop
LHR
1:30a
ORD
3:30p
14h 00m
1 stop
Depart: Wed Jan 7 2015 Return: Sun Jan 11 2015 Trip spans 5 days
United
United
ORD
10:02a
LHR
11:15p
13h 13m
1 stop
LHR
5:05a
ORD
2:15p
9h 10m
nonstop
Depart: Tue Jan 6 2015 Return: Sat Jan 24 2015 Trip spans 19 days
Virgin Atlantic
Virgin Atlantic
ORD
3:00a
LHR
11:30p
20h 30m
1 stop
LHR
5:10a
ORD
5:01p
11h 51m
1 stop
Depart: Mon Apr 13 2015 Return: Sat May 2 2015 Trip spans 20 days
Aeroflot
Aeroflot
ORD
3:00a
LHR
11:25a
32h 25m
2 stops
LHR
6:15p
ORD
7:57p
25h 42m
2 stops
Depart: Sat Jun 20 2015 Return: Sun Jun 21 2015 Trip spans 2 days
American Airlines
American Airlines
ORD
5:05a
LHR
12:45p
7h 40m
nonstop
LHR
2:20a
ORD
4:10p
13h 50m
1 stop
Depart: Wed May 20 2015 Return: Thu May 28 2015 Trip spans 9 days
Aeromexico
Aeromexico
ORD
9:57p
LHR
6:05a
32h 08m
2 stops
LHR
6:35p
ORD
2:42a
32h 07m
2 stops
Depart: Wed Jun 17 2015 Return: Tue Jun 23 2015 Trip spans 7 days
Aer Lingus
Aer Lingus
ORD
2:15p
LHR
4:35a
14h 20m
1 stop
LHR
4:50a
ORD
3:50p
11h 00m
1 stop
Depart: Mon May 25 2015 Return: Sun May 31 2015 Trip spans 7 days
Air Canada
Air Canada
ORD
11:35a
LHR
10:35p
11h 00m
1 stop
LHR
4:30a
ORD
4:39p
12h 09m
1 stop
Change your search
Direct flights ORD to LHR on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 8:40 am 10:40 pm Jan 6 - Jan 12
90 9:00 am 10:40 pm Jan 2 - Jan 4
90 9:00 am 10:40 pm Dec 27 - Dec 30
90 9:00 am 10:40 pm Jan 5 - Jan 5
6194 5:10 pm 6:45 am Jan 5 - Jan 5
6194 5:10 pm 6:45 am Dec 18 - Jan 4
6194 5:10 pm 6:45 am Jan 6 - Jan 18
6194 5:10 pm 6:45 am Jan 19 - Jan 19
6194 5:10 pm 6:45 am Jan 20 - Feb 1
86 5:55 pm 7:45 am Jan 6 - Feb 10
86 5:55 pm 7:45 am Jan 7 - Feb 11
86 5:55 pm 7:45 am Jan 9 - Feb 14
86 6:15 pm 7:45 am Dec 18 - Jan 5
86 6:15 pm 7:45 am Dec 23 - Dec 30
6196 8:45 pm 10:25 am Dec 27 - Jan 3
6196 8:45 pm 10:25 am Jan 4 - Feb 21
98 9:25 pm 11:35 am Jan 6 - Mar 7
98 10:00 pm 11:35 am Jan 1 - Jan 1
98 10:00 pm 11:35 am Dec 19 - Jan 5
98 10:00 pm 11:35 am Dec 18 - Dec 30
Airports
Origin

Chicago
$727
Destination

London
$727