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Find flight deals from United Kingdom to Philadelphia

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

Book cheap flights to Philadelphia

(Round-trip)
Depart: Sat 7 Feb 2015 Return: Wed 11 Feb 2015 Trip spans 5 days
US Airways
US Airways
LHR
07:05
PHL
19:31
108h 26m
2 stops
PHL
16:15
LHR
23:25
7h 10m
nonstop
Depart: Tue 20 Jan 2015 Return: Tue 27 Jan 2015 Trip spans 8 days
US Airways
US Airways
MAN
05:45
PHL
13:50
8h 05m
nonstop
PHL
09:45
MAN
22:15
12h 30m
2 stops
Depart: Sat 21 Mar 2015 Return: Sun 22 Mar 2015 Trip spans 2 days
KLM Royal Dutch
KLM Royal Dutch
EDI
01:50
PHL
22:05
20h 15m
2 stops
PHL
13:39
EDI
04:50
15h 11m
2 stops
Depart: Sat 6 Dec 2014 Return: Mon 8 Dec 2014 Trip spans 3 days
Air France
Air France
MAN
14:45
PHL
16:57
26h 12m
2 stops
PHL
08:37
MAN
21:45
13h 08m
2 stops
Depart: Mon 15 Dec 2014 Return: Sun 8 Feb 2015 Trip spans 56 days
Multiple Airlines
Multiple Airlines
GLA
08:50
PHL
22:06
13h 16m
2 stops
PHL
08:15
GLA
23:10
14h 55m
2 stops
Depart: Sun 22 Mar 2015 Return: Tue 31 Mar 2015 Trip spans 10 days
SAS
SAS
MAN
06:20
PHL
20:14
37h 54m
2 stops
PHL
08:27
MAN
08:55
24h 28m
2 stops
Depart: Tue 17 Mar 2015 Return: Mon 23 Mar 2015 Trip spans 7 days
SAS
SAS
LHR
17:05
PHL
23:26
30h 21m
2 stops
PHL
08:27
LHR
09:00
24h 33m
2 stops
Depart: Thu 15 Jan 2015 Return: Tue 20 Jan 2015 Trip spans 6 days
KLM Royal Dutch
KLM Royal Dutch
GLA
01:00
PHL
16:57
15h 57m
2 stops
PHL
01:00
GLA
23:55
22h 55m
2 stops
Depart: Thu 12 Mar 2015 Return: Mon 23 Mar 2015 Trip spans 12 days
Air France
Air France
EDI
05:10
PHL
21:04
15h 54m
2 stops
PHL
08:45
EDI
00:05
15h 20m
2 stops
Depart: Fri 13 Feb 2015 Return: Thu 19 Feb 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
MAN
00:55
PHL
17:07
16h 12m
2 stops
PHL
07:45
MAN
22:30
14h 45m
2 stops
Depart: Sat 14 Mar 2015 Return: Sat 21 Mar 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
EDI
07:55
PHL
13:40
29h 45m
2 stops
PHL
19:05
EDI
05:00
9h 55m
1 stop
Depart: Thu 1 Jan 2015 Return: Wed 7 Jan 2015 Trip spans 7 days
Lufthansa
Lufthansa
MAN
01:15
PHL
16:15
15h 00m
1 stop
PHL
12:50
MAN
01:15
12h 25m
1 stop
Depart: Fri 24 Apr 2015 Return: Mon 27 Apr 2015 Trip spans 4 days
Multiple Airlines
Multiple Airlines
LGW
09:10
PHL
23:52
14h 42m
2 stops
PHL
12:40
LGW
02:45
14h 05m
2 stops
Depart: Fri 26 Dec 2014 Return: Tue 30 Dec 2014 Trip spans 5 days
British Airways
British Airways
MAN
12:15
PHL
13:40
25h 25m
2 stops
PHL
15:50
MAN
22:45
6h 55m
nonstop
Depart: Fri 30 Jan 2015 Return: Sun 22 Feb 2015 Trip spans 24 days
Multiple Airlines
Multiple Airlines
LHR
08:00
PHL
22:49
14h 49m
2 stops
PHL
11:35
LHR
01:30
13h 55m
2 stops
Depart: Wed 24 Dec 2014 Return: Sun 28 Dec 2014 Trip spans 5 days
British Airways
British Airways
LHR
09:50
PHL
08:55
95h 05m
2 stops
PHL
13:35
LHR
20:40
7h 05m
nonstop
Depart: Mon 29 Dec 2014 Return: Mon 5 Jan 2015 Trip spans 8 days
British Airways
British Airways
EDI
14:40
PHL
14:00
23h 20m
2 stops
PHL
13:35
EDI
12:15
22h 40m
2 stops
Depart: Sun 21 Dec 2014 Return: Thu 1 Jan 2015 Trip spans 12 days
Lufthansa
Lufthansa
LHR
14:30
PHL
16:00
25h 30m
1 stop
PHL
12:50
LHR
05:40
16h 50m
1 stop
Depart: Thu 12 Feb 2015 Return: Mon 16 Feb 2015 Trip spans 5 days
United
United
LHR
04:00
PHL
16:00
12h 00m
1 stop
PHL
12:20
LHR
02:00
13h 40m
1 stop
Depart: Mon 16 Feb 2015 Return: Sun 22 Feb 2015 Trip spans 7 days
Air Canada
Air Canada
LHR
04:00
PHL
22:49
18h 49m
1 stop
PHL
11:35
LHR
10:30
22h 55m
1 stop
Change your search
Airports
Origin

Glasgow
£457
London
only £384
only £567
Edinburgh
£440
Manchester
£398
Destination

Philadelphia
£384