Browse Origins:
Browse Destinations:

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: Fri Feb 6 2015 Return: Sun Feb 8 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
PHL
11:35a
LHR
10:25p
10h 50m
1 stop
LHR
3:20a
PHL
4:00p
12h 40m
1 stop
Depart: Sat Mar 28 2015 Return: Mon Mar 30 2015 Trip spans 3 days
British Airways
British Airways
PHL
5:05p
LGW
5:10a
12h 05m
1 stop
LGW
2:40a
PHL
4:02p
13h 22m
1 stop
Depart: Sat Mar 14 2015 Return: Sun Mar 15 2015 Trip spans 2 days
British Airways
British Airways
PHL
5:00p
LHR
2:15a
9h 15m
1 stop
LHR
1:05p
PHL
9:35p
8h 30m
nonstop
Depart: Thu Feb 19 2015 Return: Sun Feb 22 2015 Trip spans 4 days
Air Canada
Air Canada
PHL
11:35a
LHR
11:15p
35h 40m
2 stops
LHR
1:00a
PHL
6:12p
17h 12m
2 stops
Depart: Thu Mar 12 2015 Return: Sat Mar 14 2015 Trip spans 3 days
Iberia
Iberia
PHL
9:55a
LHR
3:35a
17h 40m
1 stop
LHR
6:40a
PHL
4:15p
33h 35m
1 stop
Depart: Sat Jan 10 2015 Return: Tue Jan 13 2015 Trip spans 4 days
Finnair
Finnair
PHL
1:35p
LHR
10:40a
45h 05m
2 stops
LHR
7:05a
PHL
3:35p
8h 30m
nonstop
Depart: Thu Jan 1 2015 Return: Sun Feb 8 2015 Trip spans 39 days
US Airways
US Airways
PHL
3:50p
LGW
8:50a
17h 00m
1 stop
LGW
1:50p
PHL
3:50p
26h 00m
1 stop
Depart: Fri Jan 9 2015 Return: Tue Jan 13 2015 Trip spans 5 days
American Airlines
American Airlines
PHL
4:15p
LHR
11:25p
7h 10m
nonstop
LHR
1:55a
PHL
2:00p
12h 05m
1 stop
Depart: Tue Jan 6 2015 Return: Tue Jan 13 2015 Trip spans 8 days
Delta
Delta
PHL
6:00a
LHR
8:40p
14h 40m
2 stops
LHR
7:00a
PHL
9:24p
14h 24m
1 stop
Depart: Sun Apr 12 2015 Return: Sun Apr 19 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: Mon Apr 20 2015 Return: Mon May 4 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
PHL
2:00a
LCY
8:15a
30h 15m
3 stops
LCY
3:50a
PHL
6:07p
38h 17m
3 stops
Depart: Sat Jan 3 2015 Return: Sun Jan 11 2015 Trip spans 9 days
United
United
PHL
12:58p
LHR
8:50p
31h 52m
2 stops
LHR
11:20a
PHL
10:45p
11h 25m
1 stop
Depart: Sun May 17 2015 Return: Sat May 30 2015 Trip spans 14 days
US Airways
US Airways
PHL
4:50p
LHR
12:00a
7h 10m
nonstop
LHR
2:55a
PHL
3:06p
12h 11m
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 Dec 28 - Feb 2
6129 6:35 pm 6:40 am Jan 2 - Mar 6
728 9:15 pm 9:25 am Dec 26 - Mar 7
6131 10:05 pm 10:05 am Jan 18 - Jan 26
6131 10:05 pm 10:05 am Jan 1 - Jan 16
6131 10:05 pm 10:05 am Jan 29 - Feb 14
Airports
Origin

Philadelphia
$717
Destination

London
only $717
only $1057
only $724