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

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago O'Hare International to London Heathrow

(Round-trip)
Depart: Fri May 27 2016 Return: Sun May 29 2016 Trip spans 3 days
SAS
SAS
ORD
LHR
15h 25m
1 stop
LHR
ORD
14h 15m
2 stops
Depart: Fri Apr 1 2016 Return: Sun Apr 3 2016 Trip spans 3 days
SAS
SAS
ORD
LHR
11h 55m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Sat Apr 23 2016 Return: Sun Apr 24 2016 Trip spans 2 days
SAS
SAS
ORD
LHR
13h 55m
1 stop
LHR
ORD
27h 10m
1 stop
Depart: Sat Jun 4 2016 Return: Mon Jun 6 2016 Trip spans 3 days
SAS
SAS
ORD
LHR
13h 55m
1 stop
LHR
ORD
16h 45m
1 stop
Depart: Fri Aug 26 2016 Return: Sun Aug 28 2016 Trip spans 3 days
SAS
SAS
ORD
LHR
11h 55m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Sat Mar 26 2016 Return: Sun Mar 27 2016 Trip spans 2 days
SAS
SAS
ORD
LHR
13h 55m
1 stop
LHR
ORD
27h 10m
1 stop
Depart: Thu Mar 24 2016 Return: Sun Mar 27 2016 Trip spans 4 days
SAS
SAS
ORD
LHR
28h 40m
1 stop
LHR
ORD
17h 55m
1 stop
Depart: Sat May 21 2016 Return: Tue May 24 2016 Trip spans 4 days
SAS
SAS
ORD
LHR
28h 45m
1 stop
LHR
ORD
17h 55m
1 stop
Depart: Fri Jun 10 2016 Return: Sun Jun 12 2016 Trip spans 3 days
SAS
SAS
ORD
LHR
15h 25m
1 stop
LHR
ORD
29h 15m
1 stop
Depart: Wed Feb 17 2016 Return: Fri Feb 26 2016 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
LHR
17h 45m
1 stop
LHR
ORD
29h 55m
1 stop
Depart: Fri Mar 25 2016 Return: Mon Mar 28 2016 Trip spans 4 days
SAS
SAS
ORD
LHR
32h 00m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Fri Apr 15 2016 Return: Sat Apr 23 2016 Trip spans 9 days
SAS
SAS
ORD
LHR
15h 25m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Mon Mar 21 2016 Return: Sun Mar 27 2016 Trip spans 7 days
SAS
SAS
ORD
LHR
15h 15m
1 stop
LHR
ORD
17h 55m
1 stop
Depart: Thu May 26 2016 Return: Sat Jun 4 2016 Trip spans 10 days
Major Airline
Major Airline
ORD
LHR
14h 21m
1 stop
LHR
ORD
11h 25m
1 stop
Depart: Thu May 19 2016 Return: Sun May 29 2016 Trip spans 11 days
SAS
SAS
ORD
LHR
13h 55m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Tue Mar 15 2016 Return: Mon Mar 21 2016 Trip spans 7 days
Iberia
Iberia
ORD
LHR
7h 35m
nonstop
LHR
ORD
9h 10m
nonstop
Depart: Mon Feb 29 2016 Return: Wed Mar 2 2016 Trip spans 3 days
United
United
ORD
LHR
12h 05m
1 stop
LHR
ORD
13h 45m
1 stop
Depart: Mon Feb 15 2016 Return: Tue Mar 1 2016 Trip spans 16 days
$1022
Select
Finnair
Finnair
ORD
LHR
7h 35m
nonstop
LHR
ORD
8h 55m
nonstop
Depart: Sun Jul 31 2016 Return: Sun Aug 14 2016 Trip spans 15 days
$1054
Select
Icelandair
Icelandair
ORD
LHR
10h 15m
1 stop
LHR
ORD
27h 05m
1 stop
Depart: Sat Feb 27 2016 Return: Fri Mar 25 2016 Trip spans 27 days
$1327
Select
American Airlines
American Airlines
ORD
LHR
7h 35m
nonstop
LHR
ORD
8h 55m
nonstop
Direct flights ORD to LHR on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 8:50 am 10:40 pm Feb 14 - Feb 28
90 8:50 am 10:40 pm Mar 5 - Mar 12
90 8:50 am 10:40 pm Mar 3 - Mar 11
90 8:50 am 10:40 pm Feb 9 - Mar 2
90 9:45 am 10:40 pm Mar 14 - Mar 25
90 9:45 am 10:40 pm Mar 19 - Mar 26
90 9:45 am 10:40 pm Mar 13 - Mar 13
6194 5:10 pm 6:45 am Jan 30 - Mar 12
6194 6:10 pm 6:45 am Mar 13 - Mar 25
86 6:45 pm 8:35 am Feb 11 - Mar 1
86 7:00 pm 8:35 am Mar 3 - Mar 12
86 8:00 pm 8:35 am Mar 13 - Mar 25
6196 8:45 pm 10:20 am Jan 30 - Mar 12
46 9:45 pm 11:35 am Feb 18 - Feb 25
6196 9:45 pm 10:20 am Mar 13 - Mar 25
46 10:00 pm 11:35 am Feb 21 - Mar 1
46 10:00 pm 11:35 am Mar 2 - Mar 12
46 10:00 pm 11:35 am Feb 24 - Feb 24
46 10:00 pm 11:35 am Feb 13 - Feb 20
46 11:00 pm 11:35 am Mar 13 - Mar 25
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We make every attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller
At KAYAK we don’t set prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we don't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find on occasion that certain prices are no longer available.

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Airports
Origin

Chicago
$726
Destination

London
$726