Find Deals on Flights from Chicago to London (CHI - 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 to London

(Round-trip)
Depart: Fri 18 Nov 2016 Return: Mon 21 Nov 2016 Trip spans 4 days
Depart: Sat 14 Jan 2017 Return: Mon 16 Jan 2017 Trip spans 3 days
Depart: Fri 13 Jan 2017 Return: Mon 23 Jan 2017 Trip spans 11 days
Depart: Sat 28 Jan 2017 Return: Mon 30 Jan 2017 Trip spans 3 days
Depart: Sat 24 Sep 2016 Return: Wed 28 Sep 2016 Trip spans 5 days
Depart: Sat 28 Jan 2017 Return: Mon 30 Jan 2017 Trip spans 3 days
Depart: Sat 14 Jan 2017 Return: Mon 16 Jan 2017 Trip spans 3 days
Depart: Fri 10 Feb 2017 Return: Sat 18 Feb 2017 Trip spans 9 days
Depart: Sat 19 Nov 2016 Return: Sun 20 Nov 2016 Trip spans 2 days
Depart: Thu 15 Dec 2016 Return: Sun 25 Dec 2016 Trip spans 11 days
Depart: Mon 2 Jan 2017 Return: Tue 10 Jan 2017 Trip spans 9 days
Depart: Fri 7 Oct 2016 Return: Sun 9 Oct 2016 Trip spans 3 days
Depart: Fri 14 Oct 2016 Return: Sun 16 Oct 2016 Trip spans 3 days
Depart: Sun 15 Jan 2017 Return: Mon 23 Jan 2017 Trip spans 9 days
Depart: Mon 26 Sep 2016 Return: Sun 6 Nov 2016 Trip spans 42 days
Depart: Mon 5 Dec 2016 Return: Mon 12 Dec 2016 Trip spans 8 days
Depart: Fri 21 Oct 2016 Return: Sun 23 Oct 2016 Trip spans 3 days
Depart: Wed 1 Feb 2017 Return: Mon 6 Feb 2017 Trip spans 6 days
Depart: Sat 29 Oct 2016 Return: Thu 3 Nov 2016 Trip spans 6 days
Depart: Wed 14 Dec 2016 Return: Mon 2 Jan 2017 Trip spans 20 days
Direct flights CHI - LON on British Airways
Flight # Depart ORD Arrive LHR Mon Tue Wed Thu Fri Sat Sun Valid between
1541 09:00 22:45 23 Aug - 3 Sep
1541 09:00 22:45 5 Sep - 29 Oct
1543 16:30 06:35 23 Aug - 5 Oct
294 17:55 07:45 23 Aug - 28 Oct
294 18:00 07:50 27 Aug - 22 Oct
1518 19:25 09:05 23 Aug - 5 Oct
296 20:35 10:20 23 Aug - 28 Oct
1601 22:25 12:05 4 Sep - 28 Oct
1601 22:25 12:05 23 Aug - 2 Sep
* 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
only £354
only £408
Destination

London
only £378
only £428
only £354