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Find Flight Deals from Philadelphia to London (PHL - LON)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Philadelphia to London

(Round-trip)
Depart: Mon Apr 20 2015 Return: Mon Apr 27 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
PHL
12:40p
LGW
2:45a
14h 05m
2 stops
LGW
9:10a
PHL
11:52p
14h 42m
2 stops
Depart: Fri Mar 6 2015 Return: Sun Mar 15 2015 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
PHL
1:25p
LHR
11:35p
10h 10m
1 stop
LHR
8:00a
PHL
9:22p
13h 22m
1 stop
Depart: Thu Apr 16 2015 Return: Mon Apr 20 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
PHL
5:50a
LHR
11:10a
29h 20m
2 stops
LHR
9:00a
PHL
11:52p
14h 52m
2 stops
Depart: Wed Mar 25 2015 Return: Mon Apr 6 2015 Trip spans 13 days
British Airways
British Airways
PHL
5:00p
LGW
2:10a
9h 10m
1 stop
LGW
5:25a
PHL
3:05p
9h 40m
1 stop
Depart: Wed Feb 11 2015 Return: Wed Feb 18 2015 Trip spans 8 days
Air Canada
Air Canada
PHL
11:35a
LHR
10:25p
10h 50m
1 stop
LHR
10:00a
PHL
10:49p
12h 49m
1 stop
Depart: Wed Jan 28 2015 Return: Tue Feb 3 2015 Trip spans 7 days
Finnair
Finnair
PHL
4:15p
LHR
11:25p
7h 10m
nonstop
LHR
2:25p
PHL
3:50p
49h 25m
2 stops
Depart: Wed May 6 2015 Return: Wed May 20 2015 Trip spans 15 days
American Airlines
American Airlines
PHL
2:40p
LGW
2:05a
11h 25m
1 stop
LGW
6:25a
PHL
2:00p
31h 35m
1 stop
Depart: Wed Apr 8 2015 Return: Mon Apr 20 2015 Trip spans 13 days
US Airways
US Airways
PHL
4:45p
LHR
12:00a
7h 15m
nonstop
LHR
2:50a
PHL
3:05p
12h 15m
1 stop
Depart: Sun Apr 12 2015 Return: Mon May 11 2015 Trip spans 30 days
British Airways
British Airways
PHL
2:10p
LHR
9:20p
7h 10m
nonstop
LHR
4:50a
PHL
3:06p
10h 16m
1 stop
Depart: Fri May 8 2015 Return: Sun May 17 2015 Trip spans 10 days
$1032
Select
Iberia
Iberia
PHL
5:55a
LHR
1:10p
7h 15m
nonstop
LHR
3:20p
PHL
4:31p
25h 11m
1 stop
Depart: Wed Feb 18 2015 Return: Mon Mar 16 2015 Trip spans 26 days
$1048
Select
American Airlines
American Airlines
PHL
1:35p
LHR
8:40p
7h 05m
nonstop
LHR
7:25a
PHL
3:55p
8h 30m
nonstop
Depart: Tue Jan 27 2015 Return: Tue Feb 3 2015 Trip spans 8 days
$1081
Select
Aer Lingus
Aer Lingus
PHL
5:15a
LGW
8:20a
27h 05m
2 stops
LGW
4:10a
PHL
8:15p
16h 05m
2 stops
Depart: Sun May 24 2015 Return: Tue Jun 2 2015 Trip spans 10 days
$1103
Select
Multiple Airlines
Multiple Airlines
PHL
5:40a
LCY
11:10p
17h 30m
3 stops
LCY
5:25a
PHL
6:07p
36h 42m
4 stops
Depart: Wed Jun 3 2015 Return: Sat Jun 13 2015 Trip spans 11 days
$1375
Select
Delta
Delta
PHL
3:00p
LHR
10:30p
7h 30m
nonstop
LHR
7:00a
PHL
3:20p
8h 20m
nonstop
Depart: Thu Jan 29 2015 Return: Wed Feb 4 2015 Trip spans 7 days
$1519
Select
United
United
PHL
12:23p
LHR
2:00a
13h 37m
1 stop
LHR
7:00a
PHL
6:12p
11h 12m
1 stop
Change your search
Direct flights PHL to LON on American Airlines
Flight # Depart PHL Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
6129 6:35 pm 6:40 am Jan 19 - Feb 2
6129 6:35 pm 6:40 am Jan 23 - Mar 6
6129 6:35 pm 6:40 am Feb 4 - Mar 2
6129 6:35 pm 6:40 am Mar 3 - Mar 7
728 9:15 pm 9:25 am Jan 19 - Mar 7
6131 10:05 pm 10:05 am Jan 29 - Feb 14
6131 10:05 pm 10:05 am Feb 17 - Mar 1
6131 10:05 pm 10:05 am Mar 2 - Mar 7
Airports
Origin

Philadelphia
$900
Destination

London
only $912
only $1103
only $900