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

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

Book cheap flights from Philadelphia to London

(Round-trip)
Depart: Sat 12 Sep 2015 Return: Sat 26 Sep 2015 Trip spans 15 days
£518
Select
British Airways
British Airways
PHL
16:45
LHR
00:00
7h 15m
nonstop
LHR
06:15
PHL
14:25
8h 10m
nonstop
Depart: Mon 28 Sep 2015 Return: Sat 17 Oct 2015 Trip spans 20 days
£518
Select
Finnair
Finnair
PHL
05:45
LHR
13:10
7h 25m
nonstop
LHR
06:15
PHL
14:25
8h 10m
nonstop
Depart: Wed 7 Oct 2015 Return: Wed 21 Oct 2015 Trip spans 15 days
£519
Select
British Airways
British Airways
PHL
17:10
LGW
03:05
9h 55m
1 stop
LGW
02:40
PHL
14:35
11h 55m
1 stop
Depart: Fri 10 Jul 2015 Return: Sun 12 Jul 2015 Trip spans 3 days
£633
Select
Iberia
Iberia
PHL
14:45
LHR
08:45
18h 00m
1 stop
LHR
06:15
PHL
14:25
8h 10m
nonstop
Depart: Fri 17 Jul 2015 Return: Sun 19 Jul 2015 Trip spans 3 days
£647
Select
Delta
Delta
PHL
17:39
LHR
04:45
11h 06m
1 stop
LHR
06:35
PHL
14:58
8h 23m
nonstop
Depart: Fri 31 Jul 2015 Return: Sun 2 Aug 2015 Trip spans 3 days
£647
Select
Delta
Delta
PHL
17:39
LHR
04:45
11h 06m
1 stop
LHR
06:35
PHL
14:58
8h 23m
nonstop
Depart: Fri 24 Jul 2015 Return: Sun 26 Jul 2015 Trip spans 3 days
£651
Select
Delta
Delta
PHL
13:14
LHR
04:50
15h 36m
2 stops
LHR
06:35
PHL
14:58
8h 23m
nonstop
Depart: Mon 13 Jul 2015 Return: Thu 30 Jul 2015 Trip spans 18 days
£666
Select
British Airways
British Airways
PHL
18:00
LHR
01:00
7h 00m
nonstop
LHR
02:50
PHL
15:05
12h 15m
1 stop
Depart: Sun 5 Jul 2015 Return: Thu 16 Jul 2015 Trip spans 12 days
£669
Select
British Airways
British Airways
PHL
18:00
LHR
01:00
7h 00m
nonstop
LHR
02:50
PHL
15:05
12h 15m
1 stop
Depart: Fri 3 Jul 2015 Return: Sun 5 Jul 2015 Trip spans 3 days
£670
Select
Finnair
Finnair
PHL
05:45
LHR
13:10
7h 25m
nonstop
LHR
04:20
PHL
12:40
8h 20m
nonstop
Depart: Tue 14 Jul 2015 Return: Wed 29 Jul 2015 Trip spans 16 days
£670
Select
Finnair
Finnair
PHL
16:45
LHR
00:00
7h 15m
nonstop
LHR
13:25
PHL
21:10
7h 45m
nonstop
Depart: Sun 22 Nov 2015 Return: Wed 2 Dec 2015 Trip spans 11 days
£677
Select
British Airways
British Airways
PHL
17:05
LHR
00:05
7h 00m
nonstop
LHR
02:50
PHL
14:00
11h 10m
1 stop
Depart: Mon 23 Nov 2015 Return: Thu 3 Dec 2015 Trip spans 11 days
£677
Select
British Airways
British Airways
PHL
13:35
LHR
20:40
7h 05m
nonstop
LHR
01:50
PHL
14:00
12h 10m
1 stop
Depart: Wed 5 Aug 2015 Return: Mon 10 Aug 2015 Trip spans 6 days
£682
Select
British Airways
British Airways
PHL
17:10
LGW
03:05
9h 55m
1 stop
LGW
03:15
PHL
14:00
10h 45m
1 stop
Depart: Tue 24 Nov 2015 Return: Tue 1 Dec 2015 Trip spans 8 days
£687
Select
British Airways
British Airways
PHL
16:00
LHR
01:15
9h 15m
1 stop
LHR
01:55
PHL
14:00
12h 05m
1 stop
Depart: Wed 25 Nov 2015 Return: Wed 2 Dec 2015 Trip spans 8 days
£690
Select
British Airways
British Airways
PHL
04:55
LHR
12:10
7h 15m
nonstop
LHR
01:50
PHL
14:00
12h 10m
1 stop
Depart: Thu 26 Nov 2015 Return: Thu 3 Dec 2015 Trip spans 8 days
£690
Select
British Airways
British Airways
PHL
13:35
LHR
20:40
7h 05m
nonstop
LHR
02:50
PHL
14:00
11h 10m
1 stop
Depart: Sun 16 Aug 2015 Return: Sun 30 Aug 2015 Trip spans 15 days
£692
Select
British Airways
British Airways
PHL
17:10
LHR
04:00
10h 50m
1 stop
LHR
02:40
PHL
15:05
12h 25m
1 stop
Depart: Sun 2 Aug 2015 Return: Sun 16 Aug 2015 Trip spans 15 days
£694
Select
American Airlines
American Airlines
PHL
18:00
LHR
01:00
7h 00m
nonstop
LHR
03:25
PHL
15:05
11h 40m
1 stop
Depart: Tue 21 Jul 2015 Return: Sat 25 Jul 2015 Trip spans 5 days
£1360
Select
Brussels Airlines
Brussels Airlines
PHL
10:41
LHR
08:05
21h 24m
2 stops
LHR
07:05
PHL
20:47
37h 42m
2 stops
Direct flights PHL - LON on British Airways
Flight No. Departure PHL Arrival LHR Mon Tue Wed Thu Fri Sat Sun Valid between
2890 09:45 22:10 27 Jun - 5 Sep
66 18:30 06:40 27 Jun - 7 Sep
2328 20:45 09:00 27 Jun - 23 Oct
68 22:00 10:00 27 Jun - 23 Oct
Airports
Origin

Philadelphia
£518
Destination

London
only £518
only £519