Find cheap flights to Philadelphia

Depart
Return
1 adult
Adults
16+
Youths
12-15
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

(Return)
Depart: Fri 15 Sep 2017 Return: Sun 17 Sep 2017 Trip spans 3 days
£363
Select
Virgin Atlantic
Virgin Atlantic
LHR
PHL
34h 05m
1 stop
PHL
LHR
10h 20m
1 stop
Depart: Sat 11 Nov 2017 Return: Sun 12 Nov 2017 Trip spans 2 days
£393
Select
KLM
KLM
LHR
PHL
15h 40m
2 stops
PHL
LHR
11h 25m
1 stop
Depart: Wed 15 Nov 2017 Return: Wed 29 Nov 2017 Trip spans 15 days
£409
Select
British Airways
British Airways
GLA
PHL
11h 15m
1 stop
PHL
GLA
9h 35m
1 stop
Depart: Sat 9 Sep 2017 Return: Sun 17 Sep 2017 Trip spans 9 days
£411
Select
Icelandair
Icelandair
LGW
PHL
11h 05m
1 stop
PHL
LGW
10h 10m
1 stop
Depart: Tue 30 May 2017 Return: Tue 4 Jul 2017 Trip spans 36 days
£482
Select
Thomas Cook Airlines
Thomas Cook Airlines
MAN
PHL
12h 32m
1 stop
PHL
MAN
13h 57m
1 stop
Depart: Tue 21 Nov 2017 Return: Tue 28 Nov 2017 Trip spans 8 days
£483
Select
Lufthansa
Lufthansa
LCY
PHL
26h 50m
1 stop
PHL
LCY
10h 40m
1 stop
Depart: Sat 17 Jun 2017 Return: Sun 18 Jun 2017 Trip spans 2 days
£516
Select
Delta
Delta
LHR
PHL
14h 25m
1 stop
PHL
LHR
11h 40m
1 stop
Depart: Tue 24 Oct 2017 Return: Thu 2 Nov 2017 Trip spans 10 days
£525
Select
SWISS
SWISS
LCY
PHL
28h 05m
1 stop
PHL
LCY
10h 40m
1 stop
Depart: Wed 13 Sep 2017 Return: Mon 25 Sep 2017 Trip spans 13 days
£569
Select
Finnair
Finnair
MAN
PHL
7h 50m
nonstop
PHL
MAN
6h 50m
nonstop
Depart: Sat 26 Aug 2017 Return: Tue 5 Sep 2017 Trip spans 11 days
£570
Select
Major Airline
Major Airline
LHR
PHL
11h 05m
1 stop
PHL
LHR
10h 10m
1 stop
Depart: Mon 12 Jun 2017 Return: Sun 25 Jun 2017 Trip spans 14 days
£584
Select
United
United
GLA
PHL
19h 55m
2 stops
PHL
GLA
30h 20m
2 stops
Depart: Mon 25 Sep 2017 Return: Tue 3 Oct 2017 Trip spans 9 days
£594
Select
TAP Portugal
TAP Portugal
LGW
PHL
33h 23m
2 stops
PHL
LGW
21h 40m
2 stops
Depart: Tue 8 Aug 2017 Return: Mon 4 Sep 2017 Trip spans 28 days
£713
Select
Air Canada
Air Canada
BHX
PHL
14h 15m
2 stops
PHL
BHX
18h 25m
1 stop
Depart: Tue 8 Aug 2017 Return: Mon 4 Sep 2017 Trip spans 28 days
£738
Select
Air France
Air France
SOU
PHL
14h 30m
1 stop
PHL
SOU
18h 57m
1 stop
Depart: Fri 1 Sep 2017 Return: Sun 3 Sep 2017 Trip spans 3 days
£391
Select
Virgin Atlantic
Virgin Atlantic
LHR
PHL
31h 30m
1 stop
PHL
LHR
12h 40m
1 stop
Depart: Sat 9 Sep 2017 Return: Sun 17 Sep 2017 Trip spans 9 days
£428
Select
Icelandair
Icelandair
LGW
PHL
11h 05m
1 stop
PHL
LGW
10h 10m
1 stop
Depart: Tue 7 Nov 2017 Return: Tue 21 Nov 2017 Trip spans 15 days
£441
Select
KLM
KLM
MAN
PHL
18h 50m
2 stops
PHL
MAN
17h 25m
2 stops
Depart: Sat 27 May 2017 Return: Sun 28 May 2017 Trip spans 2 days
£427
Select
Virgin Atlantic
Virgin Atlantic
LHR
PHL
8h 23m
nonstop
PHL
LHR
15h 50m
1 stop
Depart: Mon 2 Oct 2017 Return: Mon 9 Oct 2017 Trip spans 8 days
£513
Select
British Airways
British Airways
MAN
PHL
7h 50m
nonstop
PHL
MAN
10h 55m
1 stop
Depart: Thu 2 Nov 2017 Return: Mon 6 Nov 2017 Trip spans 5 days
£538
Select
Lufthansa
Lufthansa
STN
PHL
25h 35m
2 stops
PHL
STN
19h 55m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in GBP.
We attempt to get accurate prices and fees; however, prices and fees are not guaranteed, and may be subject to last minute changes over which we have no control.
Airports
Origin

Southampton
£738
London
only £363
only £483
only £411
only £538
Manchester
£441
Glasgow
£409
Birmingham
£713
Destination

Philadelphia
£363
Airlines Airline reviews

11 travellers who booked a flight to Philadelphia from London rated their chosen airline with an average of 6.7

Overall
6.9
Boarding
6.6
Crew
7.6
Comfort
7.1
Food
6.0
Entertainment
6.0