Find Deals on Flights from Philadelphia to London (PHL - 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 Philadelphia to London

(Round-trip)
Depart: Sat 17 Sep 2016 Return: Mon 19 Sep 2016 Trip spans 3 days
Depart: Fri 11 Nov 2016 Return: Sun 13 Nov 2016 Trip spans 3 days
Depart: Tue 23 Aug 2016 Return: Wed 31 Aug 2016 Trip spans 9 days
Depart: Thu 25 Aug 2016 Return: Thu 1 Sep 2016 Trip spans 8 days
Depart: Wed 23 Nov 2016 Return: Wed 30 Nov 2016 Trip spans 8 days
Depart: Tue 3 Jan 2017 Return: Fri 6 Jan 2017 Trip spans 4 days
Depart: Thu 28 Jul 2016 Return: Tue 9 Aug 2016 Trip spans 13 days
Depart: Sat 3 Sep 2016 Return: Wed 14 Sep 2016 Trip spans 12 days
Depart: Sat 27 Aug 2016 Return: Mon 12 Sep 2016 Trip spans 17 days
Depart: Sun 2 Oct 2016 Return: Mon 10 Oct 2016 Trip spans 9 days
Depart: Sun 28 Aug 2016 Return: Tue 13 Sep 2016 Trip spans 17 days
Depart: Tue 25 Oct 2016 Return: Tue 1 Nov 2016 Trip spans 8 days
Depart: Tue 25 Oct 2016 Return: Tue 1 Nov 2016 Trip spans 8 days
Depart: Thu 6 Oct 2016 Return: Thu 13 Oct 2016 Trip spans 8 days
Depart: Tue 1 Nov 2016 Return: Tue 15 Nov 2016 Trip spans 15 days
Depart: Fri 30 Dec 2016 Return: Tue 3 Jan 2017 Trip spans 5 days
Depart: Tue 18 Oct 2016 Return: Mon 31 Oct 2016 Trip spans 14 days
Depart: Sun 6 Nov 2016 Return: Sun 13 Nov 2016 Trip spans 8 days
Depart: Thu 22 Dec 2016 Return: Wed 4 Jan 2017 Trip spans 14 days
Depart: Sun 11 Sep 2016 Return: Sun 18 Sep 2016 Trip spans 8 days
Direct flights PHL - LON on British Airways
Flight # Depart PHL Arrive LHR Mon Tue Wed Thu Fri Sat Sun Valid between
66 18:20 06:35 11 Aug - 17 Aug
66 18:20 06:35 18 Aug - 24 Aug
66 18:20 06:35 21 Aug - 27 Aug
66 18:20 06:35 25 Aug - 25 Aug
66 18:20 06:35 28 Aug - 3 Sep
66 18:20 06:35 29 Aug - 4 Sep
66 18:20 06:35 9 Aug - 10 Aug
66 18:20 06:35 8 Aug - 14 Aug
66 18:20 06:35 29 Jul - 6 Aug
66 18:20 06:35 27 Jul - 2 Aug
66 18:20 06:35 31 Jul - 7 Aug
1587 20:40 09:00 21 Jul - 22 Aug
1587 20:50 09:00 23 Aug - 28 Oct
68 22:05 10:05 29 Aug - 3 Sep
68 22:05 10:05 23 Aug - 26 Aug
68 22:05 10:05 17 Aug - 25 Aug
68 22:05 10:05 12 Aug - 12 Aug
68 22:05 10:05 27 Aug - 1 Sep
68 22:05 10:05 7 Aug - 11 Aug
68 22:05 10:05 3 Aug - 10 Aug
68 22:05 10:05 30 Jul - 6 Aug
68 22:05 10:05 29 Jul - 5 Aug
68 22:05 10:05 8 Aug - 16 Aug
* 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

Philadelphia
£459
Destination

London
only £459
only £560
only £476