Find Cheap 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: Mon Feb 12 2018 Return: Sun Feb 18 2018 Trip spans 7 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Wed Jan 31 2018 Return: Wed Feb 7 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
LHR
23h 05m
2 stops
LHR
ORD
15h 25m
2 stops
Depart: Wed Mar 28 2018 Return: Mon Apr 9 2018 Trip spans 13 days
British Airways
British Airways
ORD
LHR
7h 50m
nonstop
LHR
ORD
13h 40m
1 stop
Depart: Sun Apr 29 2018 Return: Sat May 5 2018 Trip spans 7 days
Finnair
Finnair
ORD
LHR
7h 45m
nonstop
LHR
ORD
25h 55m
1 stop
Depart: Sat Jan 13 2018 Return: Fri Jan 26 2018 Trip spans 14 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Sun Jan 14 2018 Return: Thu Jan 25 2018 Trip spans 12 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Mon Jan 15 2018 Return: Fri Jan 19 2018 Trip spans 5 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Fri Mar 9 2018 Return: Sat Mar 17 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
LHR
17h 00m
2 stops
LHR
ORD
27h 30m
2 stops
Depart: Mon Apr 30 2018 Return: Mon May 21 2018 Trip spans 22 days
British Airways
British Airways
ORD
LHR
7h 50m
nonstop
LHR
ORD
13h 40m
1 stop
Depart: Wed Jan 17 2018 Return: Fri Jan 26 2018 Trip spans 10 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Mon Feb 26 2018 Return: Wed Mar 7 2018 Trip spans 10 days
Multiple Airlines
Multiple Airlines
ORD
LHR
16h 20m
1 stop
LHR
ORD
14h 55m
1 stop
Depart: Sun Apr 1 2018 Return: Mon Apr 30 2018 Trip spans 30 days
Finnair
Finnair
ORD
LHR
7h 50m
nonstop
LHR
ORD
14h 00m
1 stop
Depart: Wed Mar 28 2018 Return: Wed Apr 11 2018 Trip spans 15 days
British Airways
British Airways
ORD
LHR
7h 45m
nonstop
LHR
ORD
8h 35m
nonstop
Depart: Fri Jan 19 2018 Return: Sat Jan 27 2018 Trip spans 9 days
Icelandair
Icelandair
ORD
LHR
10h 40m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Mon Apr 2 2018 Return: Mon Apr 30 2018 Trip spans 29 days
Finnair
Finnair
ORD
LHR
7h 45m
nonstop
LHR
ORD
14h 00m
1 stop
Depart: Mon Nov 13 2017 Return: Sun Nov 19 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
LHR
14h 40m
2 stops
LHR
ORD
14h 00m
2 stops
Depart: Mon Apr 2 2018 Return: Fri Apr 13 2018 Trip spans 12 days
British Airways
British Airways
ORD
LHR
7h 45m
nonstop
LHR
ORD
8h 35m
nonstop
Depart: Sat Jan 20 2018 Return: Sat Jan 27 2018 Trip spans 8 days
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 55m
1 stop
Depart: Wed Apr 4 2018 Return: Mon Apr 30 2018 Trip spans 27 days
Finnair
Finnair
ORD
LHR
7h 45m
nonstop
LHR
ORD
14h 00m
1 stop
Depart: Mon Mar 5 2018 Return: Mon Mar 12 2018 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
LHR
16h 20m
1 stop
LHR
ORD
14h 20m
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 9:10 am 10:45 pm Oct 9 - Oct 27
90 9:10 am 10:40 pm Nov 5 - Nov 11
90 9:10 am 10:40 pm Nov 6 - Nov 17
90 9:10 am 10:40 pm Nov 12 - Nov 19
90 9:10 am 10:40 pm Nov 14 - Nov 18
90 9:10 am 10:40 pm Nov 25 - Nov 26
90 9:10 am 10:40 pm Nov 22 - Nov 27
90 9:10 am 10:45 pm Oct 7 - Oct 28
90 10:10 am 10:40 pm Oct 30 - Nov 4
90 10:10 am 10:40 pm Nov 2 - Nov 3
90 10:10 am 10:40 pm Oct 29 - Oct 29
6194 5:05 pm 6:45 am Nov 5 - Dec 24
86 5:15 pm 6:50 am Oct 12 - Oct 27
6194 5:30 pm 7:20 am Oct 7 - Oct 27
6194 5:35 pm 6:25 am Oct 28 - Oct 28
6194 6:05 pm 6:45 am Oct 29 - Nov 4
6194 6:05 pm 6:45 am Oct 31 - Oct 31
86 7:00 pm 8:35 am Nov 12 - Nov 26
86 7:00 pm 8:35 am Nov 21 - Nov 28
86 7:00 pm 8:35 am Nov 5 - Nov 5
86 7:00 pm 8:35 am Nov 6 - Nov 7
86 7:00 pm 8:35 am Nov 8 - Nov 18
46 7:30 pm 9:05 am Oct 26 - Oct 27
86 8:05 pm 8:35 am Oct 28 - Nov 4
86 8:05 pm 8:35 am Oct 29 - Oct 29
6196 8:35 pm 10:15 am Nov 5 - Dec 20
6196 8:50 pm 10:35 am Oct 13 - Oct 27
6196 9:35 pm 10:15 am Oct 28 - Oct 28
6196 9:35 pm 10:15 am Oct 29 - Nov 4
46 10:00 pm 11:35 am Nov 26 - Nov 27
46 10:00 pm 11:35 am Nov 5 - Nov 8
46 10:00 pm 11:35 am Nov 7 - Nov 7
46 10:00 pm 11:35 am Nov 9 - Nov 16
46 10:00 pm 11:35 am Nov 24 - Dec 2
46 10:00 pm 11:35 am Nov 13 - Nov 20
46 10:00 pm 11:35 am Nov 18 - Nov 18
46 10:00 pm 11:35 am Nov 10 - Nov 15
46 10:00 pm 11:35 am Nov 11 - Nov 11
98 10:30 pm 12:05 pm Oct 21 - Oct 27
46 11:00 pm 11:35 am Oct 30 - Oct 30
46 11:00 pm 11:35 am Oct 29 - Nov 3
46 11:00 pm 11:35 am Oct 28 - Nov 4
46 11:00 pm 11:35 am Oct 31 - Oct 31
46 11:00 pm 11:35 am Nov 2 - Nov 2
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Chicago
$433
Destination

London
$433
Airlines Airline reviews

191 travelers who booked a flight from Chicago to London rated their chosen airlines with an average of 7.4.

Overall
7.3
Boarding
7.5
Crew
8.0
Comfort
7.1
Food
7.0
Entertainment
7.4