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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: Fri 23 Jan 2015 Return: Tue 27 Jan 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: Mon 1 Dec 2014 Return: Sun 7 Dec 2014 Trip spans 7 days
US Airways
US Airways
MAN
05:45
PHL
19:55
158h 10m
2 stops
PHL
15:50
MAN
22:45
6h 55m
nonstop
Depart: Mon 19 Jan 2015 Return: Tue 27 Jan 2015 Trip spans 9 days
Multiple Airlines
Multiple Airlines
LHR
01:30
PHL
16:00
14h 30m
1 stop
PHL
04:50
LHR
01:50
21h 00m
1 stop
Depart: Tue 20 Jan 2015 Return: Tue 3 Feb 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
MAN
13:05
PHL
16:15
27h 10m
1 stop
PHL
01:25
MAN
23:35
46h 10m
2 stops
Depart: Wed 11 Mar 2015 Return: Wed 25 Mar 2015 Trip spans 15 days
SAS
SAS
LHR
17:05
PHL
20:14
27h 09m
2 stops
PHL
08:27
LHR
04:50
20h 23m
2 stops
Depart: Thu 19 Mar 2015 Return: Fri 3 Apr 2015 Trip spans 16 days
United
United
MAN
02:35
PHL
20:14
17h 39m
2 stops
PHL
04:00
MAN
21:55
17h 55m
2 stops
Depart: Mon 9 Mar 2015 Return: Mon 23 Mar 2015 Trip spans 15 days
United
United
LHR
02:50
PHL
18:04
15h 14m
2 stops
PHL
14:35
LHR
03:15
12h 40m
2 stops
Depart: Thu 27 Nov 2014 Return: Tue 2 Dec 2014 Trip spans 6 days
Delta
Delta
LHR
07:00
PHL
20:54
13h 54m
1 stop
PHL
07:59
LHR
21:05
13h 06m
1 stop
Depart: Sat 13 Dec 2014 Return: Tue 6 Jan 2015 Trip spans 25 days
Lufthansa
Lufthansa
LHR
01:30
PHL
16:00
14h 30m
1 stop
PHL
12:50
LHR
06:45
17h 55m
1 stop
Depart: Wed 24 Dec 2014 Return: Wed 31 Dec 2014 Trip spans 8 days
British Airways
British Airways
MAN
05:45
PHL
13:50
8h 05m
nonstop
PHL
16:15
MAN
02:55
10h 40m
1 stop
Depart: Mon 22 Dec 2014 Return: Fri 9 Jan 2015 Trip spans 19 days
Lufthansa
Lufthansa
BHX
08:40
PHL
16:00
31h 20m
1 stop
PHL
12:50
BHX
02:55
14h 05m
1 stop
Depart: Sat 27 Dec 2014 Return: Thu 15 Jan 2015 Trip spans 20 days
Air France
Air France
BHX
01:35
PHL
18:01
16h 26m
2 stops
PHL
13:15
BHX
03:05
13h 50m
2 stops
Depart: Thu 25 Dec 2014 Return: Mon 12 Jan 2015 Trip spans 19 days
KLM Royal Dutch
KLM Royal Dutch
BHX
01:00
PHL
17:12
16h 12m
2 stops
PHL
07:45
BHX
03:05
19h 20m
2 stops
Depart: Thu 28 May 2015 Return: Mon 8 Jun 2015 Trip spans 12 days
Multiple Airlines
Multiple Airlines
LGW
09:10
PHL
23:50
14h 40m
2 stops
PHL
12:20
LGW
02:45
14h 25m
2 stops
Depart: Wed 17 Dec 2014 Return: Wed 24 Dec 2014 Trip spans 8 days
British Airways
British Airways
LHR
09:50
PHL
16:42
174h 52m
2 stops
PHL
13:35
LHR
20:40
7h 05m
nonstop
Depart: Wed 20 May 2015 Return: Mon 25 May 2015 Trip spans 6 days
Air France
Air France
MAN
02:10
PHL
19:40
17h 30m
1 stop
PHL
17:00
MAN
12:35
19h 35m
1 stop
Depart: Wed 27 May 2015 Return: Sun 7 Jun 2015 Trip spans 12 days
American Airlines
American Airlines
LHR
06:35
PHL
22:53
16h 18m
1 stop
PHL
16:50
LHR
00:00
7h 10m
nonstop
Depart: Sat 20 Dec 2014 Return: Sat 27 Dec 2014 Trip spans 8 days
Multiple Airlines
Multiple Airlines
EDI
11:25
PHL
06:54
19h 29m
2 stops
PHL
16:15
EDI
03:00
10h 45m
1 stop
Depart: Thu 18 Dec 2014 Return: Wed 7 Jan 2015 Trip spans 21 days
Air Canada
Air Canada
LHR
08:00
PHL
22:49
14h 49m
2 stops
PHL
04:50
LHR
10:30
29h 40m
1 stop
Change your search
Airports
Origin

Birmingham
£540
London
only £385
only £572
Edinburgh
£748
Manchester
£440
Destination

Philadelphia
£385