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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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: Mon May 22 2017 Return: Tue Jun 6 2017 Trip spans 16 days
Major Airline
Major Airline
ORD
LHR
18h 40m
1 stop
LHR
ORD
11h 05m
1 stop
Depart: Mon May 22 2017 Return: Mon Jun 12 2017 Trip spans 22 days
Turkish Airlines
Turkish Airlines
ORD
LHR
35h 00m
1 stop
LHR
ORD
29h 35m
1 stop
Depart: Tue Sep 19 2017 Return: Tue Sep 26 2017 Trip spans 8 days
Icelandair
Icelandair
ORD
LHR
10h 15m
1 stop
LHR
ORD
11h 05m
1 stop
Depart: Thu Aug 24 2017 Return: Sat Aug 26 2017 Trip spans 3 days
Finnair
Finnair
ORD
LHR
7h 35m
nonstop
LHR
ORD
41h 00m
2 stops
Depart: Fri Sep 1 2017 Return: Tue Sep 12 2017 Trip spans 12 days
SAS
SAS
ORD
LHR
30h 30m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Fri Jul 14 2017 Return: Sat Jul 15 2017 Trip spans 2 days
British Airways
British Airways
ORD
LHR
18h 15m
1 stop
LHR
ORD
23h 20m
1 stop
Depart: Sun Jul 9 2017 Return: Tue Jul 25 2017 Trip spans 17 days
$1129
Select
Brussels Airlines
Brussels Airlines
ORD
LHR
8h 10m
nonstop
LHR
ORD
8h 40m
nonstop
Depart: Fri Aug 4 2017 Return: Sat Aug 12 2017 Trip spans 9 days
$1129
Select
Lufthansa
Lufthansa
ORD
LHR
8h 05m
nonstop
LHR
ORD
8h 55m
nonstop
Depart: Mon May 22 2017 Return: Mon Jun 5 2017 Trip spans 15 days
Major Airline
Major Airline
ORD
LHR
12h 05m
1 stop
LHR
ORD
13h 15m
1 stop
Depart: Mon Jul 31 2017 Return: Mon Sep 18 2017 Trip spans 50 days
Major Airline
Major Airline
ORD
LHR
11h 10m
1 stop
LHR
ORD
12h 35m
1 stop
Depart: Sun Jun 4 2017 Return: Mon Jun 12 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
ORD
LHR
35h 00m
1 stop
LHR
ORD
31h 15m
1 stop
Depart: Wed Jun 7 2017 Return: Wed Jun 21 2017 Trip spans 15 days
Icelandair
Icelandair
ORD
LHR
18h 40m
1 stop
LHR
ORD
27h 05m
1 stop
Depart: Tue May 23 2017 Return: Mon Jun 5 2017 Trip spans 14 days
Major Airline
Major Airline
ORD
LHR
11h 50m
1 stop
LHR
ORD
12h 45m
1 stop
Depart: Mon Jun 12 2017 Return: Mon Jul 3 2017 Trip spans 22 days
Icelandair
Icelandair
ORD
LHR
18h 40m
1 stop
LHR
ORD
27h 05m
1 stop
Depart: Fri May 26 2017 Return: Wed Jun 7 2017 Trip spans 13 days
Major Airline
Major Airline
ORD
LHR
15h 40m
1 stop
LHR
ORD
14h 25m
1 stop
Depart: Mon Mar 27 2017 Return: Tue Apr 4 2017 Trip spans 9 days
SAS
SAS
ORD
LHR
13h 55m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Sat Sep 16 2017 Return: Sat Sep 23 2017 Trip spans 8 days
Finnair
Finnair
ORD
LHR
7h 35m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Wed Jun 14 2017 Return: Mon Jun 26 2017 Trip spans 13 days
Turkish Airlines
Turkish Airlines
ORD
LHR
35h 00m
1 stop
LHR
ORD
36h 05m
1 stop
Depart: Sat Apr 8 2017 Return: Sat Apr 15 2017 Trip spans 8 days
SAS
SAS
ORD
LHR
14h 45m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Wed Aug 30 2017 Return: Tue Sep 12 2017 Trip spans 14 days
Major Airline
Major Airline
ORD
LHR
18h 40m
1 stop
LHR
ORD
27h 05m
1 stop
Direct flights ORD to LHR on American Airlines
Flight # Depart ORD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
90 9:00 am 10:45 pm Mar 26 - Apr 3
90 9:00 am 10:45 pm Apr 4 - Jun 1
86 5:05 pm 6:50 am Apr 1 - Apr 3
86 5:05 pm 6:50 am Mar 25 - Mar 31
86 5:05 pm 6:50 am Apr 4 - Apr 19
86 5:05 pm 6:50 am Apr 6 - Apr 23
86 5:05 pm 6:50 am Apr 24 - May 1
86 5:05 pm 6:50 am Apr 25 - May 3
6194 5:30 pm 7:20 am Apr 16 - May 7
6194 5:30 pm 7:20 am Mar 26 - Apr 2
6194 5:30 pm 7:20 am Mar 27 - Apr 6
6194 5:30 pm 7:20 am Apr 7 - Apr 10
6194 5:30 pm 7:20 am Apr 11 - May 13
46 7:00 pm 9:05 am Apr 13 - Apr 20
46 7:00 pm 9:05 am Apr 4 - Apr 12
46 7:00 pm 9:05 am Apr 6 - Apr 10
46 7:00 pm 9:05 am Apr 7 - Apr 21
46 7:00 pm 9:05 am Apr 27 - Apr 27
46 7:00 pm 9:05 am Apr 17 - Apr 19
46 7:00 pm 9:05 am Apr 24 - May 1
46 7:00 pm 9:05 am Apr 25 - May 3
46 7:00 pm 9:05 am Apr 15 - Apr 30
46 7:20 pm 9:05 am Mar 27 - Apr 3
46 7:20 pm 9:05 am Mar 25 - Apr 2
6196 8:40 pm 10:25 am Mar 29 - May 10
6196 8:40 pm 10:25 am Mar 26 - May 16
6196 8:50 pm 10:35 am Mar 31 - Oct 27
98 10:20 pm 12:05 pm Apr 4 - Apr 12
98 10:20 pm 12:05 pm Apr 9 - Apr 9
98 10:20 pm 12:05 pm Apr 6 - Apr 20
98 10:20 pm 12:05 pm Apr 7 - Apr 14
98 10:20 pm 12:05 pm Apr 8 - May 13
98 10:20 pm 12:05 pm Apr 26 - Apr 28
98 10:20 pm 12:05 pm Apr 25 - Apr 25
98 10:20 pm 12:05 pm Apr 24 - Apr 24
98 10:20 pm 12:05 pm Apr 17 - Apr 19
98 10:20 pm 12:05 pm Apr 16 - Apr 23
98 10:20 pm 12:05 pm May 1 - May 1
98 10:20 pm 12:05 pm Apr 30 - Apr 30
98 10:20 pm 12:05 pm Apr 27 - Apr 27
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

Here's why:

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

We compile tonnes of data for you
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 can'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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Chicago
$618
Destination

London
$618
Airlines Airline reviews

146 travelers who booked a flight from Chicago to London rated their chosen airlines with an average of 7.6.

Overall
7.5
Boarding
7.8
Crew
8.3
Comfort
7.3
Food
7.2
Entertainment
7.4