Find Deals on Flights from United Kingdom to Philadelphia

Depart
Return
1 adult
Adults
18+
Youths
12-17
Children
2-11
Seat infants
under 2
Lap infants
under 2
The price shown for each flight will be the average for all passengers, including any infants.
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Flexible dates? Here are the best fares found in the past 48 hours...

Book cheap flights to Philadelphia

(Round-trip)
Depart: Fri 30 Oct 2015 Return: Wed 4 Nov 2015 Trip spans 6 days
£340
Select
Virgin Atlantic
Virgin Atlantic
LHR
07:30
PHL
16:22
8h 52m
nonstop
PHL
11:45
LHR
01:00
13h 15m
1 stop
Depart: Wed 13 Jan 2016 Return: Mon 18 Jan 2016 Trip spans 6 days
£361
Select
Delta
Delta
LHR
06:30
PHL
15:15
8h 45m
nonstop
PHL
14:28
LHR
21:30
7h 02m
nonstop
Depart: Thu 17 Sep 2015 Return: Tue 22 Sep 2015 Trip spans 6 days
£415
Select
British Airways
British Airways
LGW
17:05
PHL
16:30
23h 25m
1 stop
PHL
17:10
LGW
02:55
9h 45m
1 stop
Depart: Tue 1 Sep 2015 Return: Mon 14 Sep 2015 Trip spans 14 days
£417
Select
British Airways
British Airways
LHR
03:35
PHL
16:30
12h 55m
1 stop
PHL
16:45
LHR
00:00
7h 15m
nonstop
Depart: Mon 7 Sep 2015 Return: Mon 14 Sep 2015 Trip spans 8 days
£419
Select
Finnair
Finnair
LHR
06:15
PHL
14:25
8h 10m
nonstop
PHL
16:45
LHR
00:00
7h 15m
nonstop
Depart: Sun 25 Oct 2015 Return: Sat 7 Nov 2015 Trip spans 14 days
£430
Select
United
United
LHR
03:30
PHL
17:15
13h 45m
1 stop
PHL
04:50
LHR
01:50
21h 00m
1 stop
Depart: Mon 28 Sep 2015 Return: Mon 5 Oct 2015 Trip spans 8 days
£440
Select
Air Canada
Air Canada
LHR
14:00
PHL
19:05
29h 05m
1 stop
PHL
14:45
LHR
12:00
21h 15m
1 stop
Depart: Sat 19 Sep 2015 Return: Sun 20 Sep 2015 Trip spans 2 days
£445
Select
Iberia
Iberia
LHR
02:20
PHL
16:30
14h 10m
1 stop
PHL
14:45
LHR
03:15
12h 30m
1 stop
Depart: Mon 14 Dec 2015 Return: Sun 3 Jan 2016 Trip spans 21 days
£458
Select
American Airlines
American Airlines
LHR
01:30
PHL
15:55
14h 25m
1 stop
PHL
08:28
LHR
20:50
12h 22m
1 stop
Depart: Sat 12 Dec 2015 Return: Sun 3 Jan 2016 Trip spans 23 days
£458
Select
Lufthansa
Lufthansa
LHR
03:30
PHL
16:15
12h 45m
1 stop
PHL
12:50
LHR
01:45
12h 55m
1 stop
Depart: Thu 26 Nov 2015 Return: Mon 30 Nov 2015 Trip spans 5 days
£470
Select
Air France
Air France
MAN
01:10
PHL
17:04
15h 54m
2 stops
PHL
13:40
MAN
03:20
13h 40m
2 stops
Depart: Tue 8 Sep 2015 Return: Sun 27 Sep 2015 Trip spans 20 days
£482
Select
Lufthansa
Lufthansa
LCY
05:10
PHL
16:45
11h 35m
1 stop
PHL
13:45
LCY
07:20
17h 35m
1 stop
Depart: Tue 17 Nov 2015 Return: Mon 7 Dec 2015 Trip spans 21 days
£490
Select
KLM
KLM
MAN
04:20
PHL
19:12
14h 52m
2 stops
PHL
11:45
MAN
06:35
18h 50m
2 stops
Depart: Wed 18 Nov 2015 Return: Sun 22 Nov 2015 Trip spans 5 days
£500
Select
Finnair
Finnair
MAN
05:40
PHL
13:50
8h 10m
nonstop
PHL
16:00
MAN
22:40
6h 40m
nonstop
Depart: Thu 29 Oct 2015 Return: Mon 16 Nov 2015 Trip spans 19 days
£510
Select
KLM
KLM
GLA
02:00
PHL
22:10
20h 10m
2 stops
PHL
07:40
GLA
03:00
19h 20m
2 stops
Depart: Fri 11 Dec 2015 Return: Fri 18 Dec 2015 Trip spans 8 days
£513
Select
Delta
Delta
MAN
05:50
PHL
22:29
16h 39m
2 stops
PHL
05:15
MAN
21:00
15h 45m
1 stop
Depart: Tue 29 Dec 2015 Return: Mon 4 Jan 2016 Trip spans 7 days
£517
Select
British Airways
British Airways
MAN
05:40
PHL
13:50
8h 10m
nonstop
PHL
17:15
MAN
03:05
9h 50m
1 stop
Depart: Mon 28 Dec 2015 Return: Mon 4 Jan 2016 Trip spans 8 days
£518
Select
Iberia
Iberia
MAN
05:40
PHL
13:50
8h 10m
nonstop
PHL
16:00
MAN
22:40
6h 40m
nonstop
Depart: Wed 28 Oct 2015 Return: Mon 16 Nov 2015 Trip spans 20 days
£528
Select
American Airlines
American Airlines
GLA
03:55
PHL
18:04
14h 09m
2 stops
PHL
09:45
GLA
23:10
13h 25m
2 stops
Depart: Sun 27 Dec 2015 Return: Mon 4 Jan 2016 Trip spans 9 days
£543
Select
Lufthansa
Lufthansa
BHX
01:05
PHL
16:15
15h 10m
1 stop
PHL
12:50
BHX
07:15
18h 25m
1 stop
Airports
Origin

London
only £340
only £482
only £415
Manchester
£470
Glasgow
£510
Birmingham
£543
Destination

Philadelphia
£340