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Find flight deals 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: Fri 15 May 2015 Return: Wed 27 May 2015 Trip spans 13 days
£695
Select
Finnair
Finnair
PHL
05:45
LHR
13:10
7h 25m
nonstop
LHR
13:25
PHL
21:10
7h 45m
nonstop
Depart: Mon 18 May 2015 Return: Wed 20 May 2015 Trip spans 3 days
£771
Select
American Airlines
American Airlines
PHL
17:10
LHR
05:20
12h 10m
1 stop
LHR
08:45
PHL
16:30
7h 45m
nonstop
Depart: Fri 1 May 2015 Return: Fri 8 May 2015 Trip spans 8 days
£774
Select
Delta
Delta
PHL
14:11
LHR
21:40
7h 29m
nonstop
LHR
06:35
PHL
14:56
8h 21m
nonstop
Depart: Tue 19 May 2015 Return: Tue 9 Jun 2015 Trip spans 22 days
£893
Select
Air Canada
Air Canada
PHL
06:25
LHR
21:25
15h 00m
1 stop
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Wed 20 May 2015 Return: Tue 9 Jun 2015 Trip spans 21 days
£893
Select
Air Canada
Air Canada
PHL
12:35
LHR
02:05
13h 30m
1 stop
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Thu 21 May 2015 Return: Tue 9 Jun 2015 Trip spans 20 days
£893
Select
Air Canada
Air Canada
PHL
02:00
LHR
23:35
21h 35m
1 stop
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Sat 23 May 2015 Return: Tue 9 Jun 2015 Trip spans 18 days
£893
Select
Air Canada
Air Canada
PHL
14:45
LHR
21:25
30h 40m
1 stop
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Sun 24 May 2015 Return: Tue 9 Jun 2015 Trip spans 17 days
£893
Select
Air Canada
Air Canada
PHL
06:25
LHR
23:35
17h 10m
1 stop
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Mon 25 May 2015 Return: Tue 9 Jun 2015 Trip spans 16 days
£893
Select
Air Canada
Air Canada
PHL
14:45
LHR
21:25
30h 40m
1 stop
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Wed 5 Aug 2015 Return: Mon 10 Aug 2015 Trip spans 6 days
£909
Select
Delta
Delta
PHL
14:14
LHR
21:40
7h 26m
nonstop
LHR
06:35
PHL
14:58
8h 23m
nonstop
Depart: Mon 29 Jun 2015 Return: Mon 13 Jul 2015 Trip spans 15 days
£917
Select
Finnair
Finnair
PHL
16:45
LHR
00:00
7h 15m
nonstop
LHR
06:15
PHL
14:25
8h 10m
nonstop
Depart: Fri 22 May 2015 Return: Tue 9 Jun 2015 Trip spans 19 days
£919
Select
Air Canada
Air Canada
PHL
06:25
LHR
22:30
16h 05m
2 stops
LHR
09:05
PHL
23:52
14h 47m
2 stops
Depart: Thu 25 Jun 2015 Return: Mon 6 Jul 2015 Trip spans 12 days
£926
Select
Iberia
Iberia
PHL
05:45
LHR
13:10
7h 25m
nonstop
LHR
04:20
PHL
12:40
8h 20m
nonstop
Depart: Wed 17 Jun 2015 Return: Wed 24 Jun 2015 Trip spans 8 days
£926
Select
Finnair
Finnair
PHL
16:45
LHR
00:00
7h 15m
nonstop
LHR
04:20
PHL
12:40
8h 20m
nonstop
Depart: Tue 14 Jul 2015 Return: Mon 3 Aug 2015 Trip spans 21 days
£932
Select
British Airways
British Airways
PHL
13:30
LHR
02:25
12h 55m
1 stop
LHR
03:30
PHL
15:05
11h 35m
1 stop
Depart: Sun 2 Aug 2015 Return: Mon 24 Aug 2015 Trip spans 23 days
£939
Select
British Airways
British Airways
PHL
17:10
LGW
03:10
10h 00m
1 stop
LGW
03:15
PHL
14:00
10h 45m
1 stop
Depart: Fri 31 Jul 2015 Return: Wed 12 Aug 2015 Trip spans 13 days
£944
Select
Finnair
Finnair
PHL
18:00
LHR
01:00
7h 00m
nonstop
LHR
06:15
PHL
14:25
8h 10m
nonstop
Depart: Sat 13 Jun 2015 Return: Sun 28 Jun 2015 Trip spans 16 days
£951
Select
Aeroflot
Aeroflot
PHL
10:15
LHR
12:25
26h 10m
2 stops
LHR
04:55
PHL
00:26
43h 31m
2 stops
Depart: Mon 3 Aug 2015 Return: Sat 15 Aug 2015 Trip spans 13 days
£951
Select
Finnair
Finnair
PHL
16:45
LHR
00:00
7h 15m
nonstop
LHR
13:25
PHL
21:10
7h 45m
nonstop
Depart: Thu 30 Apr 2015 Return: Thu 21 May 2015 Trip spans 22 days
£1087
Select
SAS
SAS
PHL
08:46
LHR
08:00
23h 14m
2 stops
LHR
17:05
PHL
18:13
25h 08m
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 10 Apr - 17 Aug
66 18:10 06:20 11 May - 7 Sep
66 18:10 06:20 10 May - 10 May
66 18:10 06:20 20 Apr - 9 May
2328 20:45 09:00 12 May - 17 Aug
2328 20:45 09:00 10 Apr - 10 May
2328 20:45 09:00 11 May - 11 May
68 22:00 10:00 7 Apr - 23 Oct
Airports
Origin

Philadelphia
£695
Destination

London
only £695
only £939