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

Depart
Return
1 adult
Adults
18+
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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Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights from Chicago O'Hare International to London

(Round-trip)
Depart: Sun 2 Oct 2016 Return: Fri 14 Oct 2016 Trip spans 13 days
Depart: Tue 4 Oct 2016 Return: Tue 11 Oct 2016 Trip spans 8 days
Depart: Sun 30 Oct 2016 Return: Thu 10 Nov 2016 Trip spans 12 days
Depart: Thu 9 Jun 2016 Return: Sat 11 Jun 2016 Trip spans 3 days
Depart: Sat 10 Sep 2016 Return: Sat 24 Sep 2016 Trip spans 15 days
Depart: Tue 15 Nov 2016 Return: Mon 5 Dec 2016 Trip spans 21 days
Depart: Wed 22 Jun 2016 Return: Tue 5 Jul 2016 Trip spans 14 days
Depart: Tue 19 Jul 2016 Return: Tue 6 Sep 2016 Trip spans 50 days
Depart: Tue 30 Aug 2016 Return: Wed 7 Sep 2016 Trip spans 9 days
Depart: Sun 28 Aug 2016 Return: Wed 28 Sep 2016 Trip spans 32 days
Depart: Tue 23 Aug 2016 Return: Sat 3 Sep 2016 Trip spans 12 days
Depart: Thu 1 Sep 2016 Return: Mon 5 Sep 2016 Trip spans 5 days
Depart: Mon 1 Aug 2016 Return: Tue 16 Aug 2016 Trip spans 16 days
Depart: Thu 18 Aug 2016 Return: Mon 22 Aug 2016 Trip spans 5 days
Depart: Thu 16 Jun 2016 Return: Sat 18 Jun 2016 Trip spans 3 days
Depart: Sat 20 Aug 2016 Return: Mon 22 Aug 2016 Trip spans 3 days
Depart: Wed 24 Aug 2016 Return: Sun 4 Sep 2016 Trip spans 12 days
Depart: Tue 31 May 2016 Return: Wed 22 Jun 2016 Trip spans 23 days
Depart: Thu 11 Aug 2016 Return: Thu 25 Aug 2016 Trip spans 15 days
Depart: Mon 29 Aug 2016 Return: Tue 27 Sep 2016 Trip spans 30 days
Direct flights ORD - LON on British Airways
Flight # Depart ORD Arrive LHR Mon Tue Wed Thu Fri Sat Sun Valid between
1541 08:50 22:45 2 Jun - 3 Sep
1543 16:45 06:50 2 Jun - 22 Aug
294 17:55 07:45 26 May - 28 Oct
294 18:00 07:50 28 May - 22 Oct
1518 19:20 09:05 23 Jun - 28 Oct
1518 19:20 09:05 2 Jun - 22 Jun
296 20:35 10:20 11 Jun - 11 Jun
296 20:35 10:20 4 Jun - 10 Jun
296 20:35 10:20 26 May - 21 Jul
296 20:35 10:20 13 Jun - 13 Jun
296 20:35 10:20 20 Jun - 26 Jun
296 20:35 10:20 5 Jul - 12 Jul
296 20:35 10:20 1 Jul - 4 Jul
296 20:35 10:20 27 Jun - 2 Jul
296 20:35 10:20 12 Jun - 19 Jun
1601 22:25 12:05 2 Jun - 2 Aug
* We make every 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
£513
Destination

London
only £516
only £513