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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: Thu 30 Apr 2015 Return: Thu 7 May 2015 Trip spans 8 days
£651
Select
American Airlines
American Airlines
PHL
10:45
LHR
21:30
10h 45m
1 stop
LHR
15:45
PHL
08:57
17h 12m
1 stop
Depart: Tue 26 May 2015 Return: Thu 28 May 2015 Trip spans 3 days
£857
Select
United
United
PHL
15:46
LHR
12:55
21h 09m
1 stop
LHR
02:30
PHL
19:46
17h 16m
2 stops
Depart: Sat 23 May 2015 Return: Wed 3 Jun 2015 Trip spans 12 days
£861
Select
United
United
PHL
15:46
LHR
12:55
21h 09m
1 stop
LHR
04:30
PHL
22:01
17h 31m
2 stops
Depart: Sun 24 May 2015 Return: Wed 3 Jun 2015 Trip spans 11 days
£861
Select
United
United
PHL
15:46
LHR
01:20
9h 34m
1 stop
LHR
04:30
PHL
22:01
17h 31m
2 stops
Depart: Fri 22 May 2015 Return: Wed 3 Jun 2015 Trip spans 13 days
£888
Select
United
United
PHL
10:28
LHR
00:20
13h 52m
2 stops
LHR
04:30
PHL
22:01
17h 31m
2 stops
Depart: Mon 27 Apr 2015 Return: Sat 2 May 2015 Trip spans 6 days
£911
Select
British Airways
British Airways
PHL
17:10
LGW
03:05
9h 55m
1 stop
LGW
15:55
PHL
16:30
24h 35m
1 stop
Depart: Thu 21 May 2015 Return: Wed 3 Jun 2015 Trip spans 14 days
£916
Select
United
United
PHL
10:28
LHR
00:20
13h 52m
2 stops
LHR
03:30
PHL
19:46
16h 16m
2 stops
Depart: Wed 20 May 2015 Return: Thu 28 May 2015 Trip spans 9 days
£921
Select
United
United
PHL
10:28
LHR
00:20
13h 52m
2 stops
LHR
04:40
PHL
19:46
15h 06m
2 stops
Depart: Mon 25 May 2015 Return: Tue 2 Jun 2015 Trip spans 9 days
£921
Select
United
United
PHL
10:37
LHR
21:20
10h 43m
1 stop
LHR
12:20
PHL
00:20
12h 00m
1 stop
Depart: Thu 9 Apr 2015 Return: Thu 16 Apr 2015 Trip spans 8 days
£985
Select
US Airways
US Airways
PHL
10:10
LHR
21:35
11h 25m
1 stop
LHR
13:15
PHL
01:52
12h 37m
1 stop
Depart: Tue 30 Jun 2015 Return: Tue 14 Jul 2015 Trip spans 15 days
£994
Select
American Airlines
American Airlines
PHL
09:15
LHR
00:15
15h 00m
1 stop
LHR
15:45
PHL
09:32
17h 47m
1 stop
Depart: Wed 5 Aug 2015 Return: Mon 10 Aug 2015 Trip spans 6 days
£994
Select
American Airlines
American Airlines
PHL
10:45
LHR
01:05
14h 20m
1 stop
LHR
15:45
PHL
07:53
16h 08m
1 stop
Depart: Sat 11 Jul 2015 Return: Wed 5 Aug 2015 Trip spans 26 days
£1024
Select
British Airways
British Airways
PHL
17:10
LGW
05:25
12h 15m
1 stop
LGW
03:15
PHL
14:00
10h 45m
1 stop
Depart: Tue 11 Aug 2015 Return: Wed 19 Aug 2015 Trip spans 9 days
£1033
Select
Finnair
Finnair
PHL
16:50
LHR
00:00
7h 10m
nonstop
LHR
08:45
PHL
16:30
7h 45m
nonstop
Depart: Thu 25 Jun 2015 Return: Mon 6 Jul 2015 Trip spans 12 days
£1039
Select
Finnair
Finnair
PHL
05:45
LHR
13:10
7h 25m
nonstop
LHR
04:20
PHL
12:35
8h 15m
nonstop
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 29 Mar - 2 Jul
66 18:10 06:20 19 Apr - 19 Apr
66 18:10 06:20 20 Apr - 9 May
66 18:10 06:20 6 Apr - 18 Apr
2328 20:45 09:00 29 Mar - 10 May
68 22:00 10:00 29 Mar - 18 Oct
Airports
Origin

Philadelphia
£651
Destination

London
only £651
only £911