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

Depart
Return
1 adult
Adults
16+
Youths
12-15
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:

Flexible dates? Here are the best fares found in the past 48 hours...

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

(Return)
Depart: Fri 20 Oct 2017 Return: Sun 22 Oct 2017 Trip spans 3 days
£441
Select
British Airways
British Airways
ORD
LHR
11h 40m
1 stop
LHR
ORD
12h 40m
1 stop
Depart: Thu 26 Oct 2017 Return: Sat 28 Oct 2017 Trip spans 3 days
£455
Select
Major Airline
Major Airline
ORD
LHR
13h 20m
1 stop
LHR
ORD
12h 15m
1 stop
Depart: Wed 29 Nov 2017 Return: Mon 4 Dec 2017 Trip spans 6 days
£477
Select
Icelandair
Icelandair
ORD
LHR
10h 45m
1 stop
LHR
ORD
10h 35m
1 stop
Depart: Thu 16 Nov 2017 Return: Sat 25 Nov 2017 Trip spans 10 days
£521
Select
Turkish Airlines
Turkish Airlines
ORD
LHR
17h 45m
1 stop
LHR
ORD
25h 15m
1 stop
Depart: Wed 1 Nov 2017 Return: Tue 7 Nov 2017 Trip spans 7 days
£468
Select
Major Airline
Major Airline
ORD
LHR
15h 40m
1 stop
LHR
ORD
34h 50m
1 stop
Depart: Wed 15 Nov 2017 Return: Sat 25 Nov 2017 Trip spans 11 days
£479
Select
Icelandair
Icelandair
ORD
LHR
19h 00m
1 stop
LHR
ORD
10h 35m
1 stop
Depart: Tue 15 Aug 2017 Return: Thu 24 Aug 2017 Trip spans 10 days
£1026
Select
Finnair
Finnair
ORD
LHR
7h 40m
nonstop
LHR
ORD
8h 50m
nonstop
Depart: Fri 3 Nov 2017 Return: Sat 18 Nov 2017 Trip spans 16 days
£468
Select
Major Airline
Major Airline
ORD
LHR
13h 20m
1 stop
LHR
ORD
11h 05m
1 stop
Depart: Sat 30 Sep 2017 Return: Tue 10 Oct 2017 Trip spans 11 days
£508
Select
Icelandair
Icelandair
ORD
LHR
10h 15m
1 stop
LHR
ORD
11h 05m
1 stop
Depart: Sat 21 Oct 2017 Return: Wed 25 Oct 2017 Trip spans 5 days
£470
Select
Major Airline
Major Airline
ORD
LHR
10h 15m
1 stop
LHR
ORD
12h 15m
1 stop
Depart: Sun 24 Sep 2017 Return: Sat 30 Sep 2017 Trip spans 7 days
£615
Select
Turkish Airlines
Turkish Airlines
ORD
LHR
17h 05m
1 stop
LHR
ORD
36h 05m
1 stop
Depart: Sun 24 Sep 2017 Return: Tue 3 Oct 2017 Trip spans 10 days
£519
Select
Icelandair
Icelandair
ORD
LHR
10h 15m
1 stop
LHR
ORD
27h 05m
1 stop
Depart: Fri 29 Sep 2017 Return: Fri 13 Oct 2017 Trip spans 15 days
£496
Select
Major Airline
Major Airline
ORD
LHR
11h 10m
1 stop
LHR
ORD
12h 15m
1 stop
Depart: Sun 1 Oct 2017 Return: Tue 10 Oct 2017 Trip spans 10 days
£536
Select
Icelandair
Icelandair
ORD
LHR
18h 40m
1 stop
LHR
ORD
27h 05m
1 stop
Depart: Tue 6 Jun 2017 Return: Fri 16 Jun 2017 Trip spans 11 days
£664
Select
Turkish Airlines
Turkish Airlines
ORD
LHR
35h 00m
1 stop
LHR
ORD
31h 15m
1 stop
Depart: Tue 12 Sep 2017 Return: Tue 3 Oct 2017 Trip spans 22 days
£500
Select
Major Airline
Major Airline
ORD
LHR
24h 25m
1 stop
LHR
ORD
30h 55m
1 stop
Depart: Fri 21 Jul 2017 Return: Sat 29 Jul 2017 Trip spans 9 days
£778
Select
British Airways
British Airways
ORD
LHR
12h 25m
1 stop
LHR
ORD
8h 35m
nonstop
Depart: Mon 24 Jul 2017 Return: Wed 23 Aug 2017 Trip spans 31 days
£539
Select
Major Airline
Major Airline
ORD
LHR
12h 05m
1 stop
LHR
ORD
12h 45m
1 stop
Depart: Wed 9 Aug 2017 Return: Wed 23 Aug 2017 Trip spans 15 days
£563
Select
Major Airline
Major Airline
ORD
LHR
12h 45m
1 stop
LHR
ORD
13h 10m
1 stop
Depart: Sun 28 May 2017 Return: Mon 5 Jun 2017 Trip spans 9 days
£835
Select
Turkish Airlines
Turkish Airlines
ORD
LHR
35h 00m
1 stop
LHR
ORD
25h 20m
1 stop
Direct flights ORD - LHR on British Airways
Flight no. Depart ORD Arrive LHR Mon Tue Wed Thu Fri Sat Sun Valid between
1541 09:00 22:45 20 May - 1 Jun
1541 09:05 22:45 2 Jun - 21 Aug
1543 17:05 06:50 20 May - 1 Jun
1543 17:10 06:50 2 Jun - 21 Aug
294 17:30 07:20 18 Jun - 4 Jul
294 17:30 07:20 24 Jun - 3 Jul
294 17:30 07:20 20 May - 31 May
294 17:30 07:20 1 Jun - 7 Jun
294 17:30 07:20 5 Jun - 12 Jun
294 17:30 07:20 9 Jun - 16 Jun
294 17:30 07:20 14 Jun - 19 Jun
1518 19:20 09:05 20 May - 1 Jun
1518 19:25 09:05 2 Jun - 21 Aug
296 20:40 10:25 28 May - 13 Jun
296 20:40 10:25 14 Jun - 5 Jul
296 20:40 10:25 15 Jun - 11 Jul
296 20:50 10:35 26 May - 27 Oct
1601 22:20 12:05 20 May - 1 Jun
1601 22:25 12:05 2 Jun - 21 Aug
* Prices are per person and are for e–tickets and include all taxes & fees in GBP.
We attempt to get accurate prices and fees; however, prices and fees are not guaranteed, and may be subject to last minute changes over which we have no control.
Airports
Origin

Chicago
£441
Destination

London
£441
Airlines Airline reviews

143 travellers who booked a flight to London from Chicago rated their chosen airline with an average of 7.7

Overall
7.5
Boarding
7.8
Crew
8.2
Comfort
7.3
Food
7.3
Entertainment
7.6