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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: Fri Sep 18 2015 Return: Sun Sep 20 2015 Trip spans 3 days
United
United
PHL
2:35p
LHR
1:20a
10h 45m
1 stop
LHR
4:30a
PHL
4:45p
12h 15m
1 stop
Depart: Sat Sep 19 2015 Return: Sat Sep 26 2015 Trip spans 8 days
Major Airline
Major Airline
PHL
6:00p
LHR
1:00a
7h 00m
nonstop
LHR
3:50a
PHL
4:30p
36h 40m
2 stops
Depart: Thu Oct 1 2015 Return: Sat Oct 10 2015 Trip spans 10 days
Finnair
Finnair
PHL
2:10p
LHR
9:20p
7h 10m
nonstop
LHR
3:50a
PHL
4:30p
36h 40m
2 stops
Depart: Fri Aug 28 2015 Return: Sun Aug 30 2015 Trip spans 3 days
Major Airline
Major Airline
PHL
5:00p
LGW
5:00a
12h 00m
1 stop
LGW
7:00a
PHL
2:00p
31h 00m
1 stop
Depart: Mon Sep 14 2015 Return: Mon Sep 28 2015 Trip spans 15 days
US Airways
US Airways
PHL
6:00p
LHR
1:00a
7h 00m
nonstop
LHR
2:50a
PHL
3:05p
12h 15m
1 stop
Depart: Wed Aug 26 2015 Return: Wed Sep 16 2015 Trip spans 22 days
American Airlines
American Airlines
PHL
10:15a
LHR
1:05a
14h 50m
1 stop
LHR
12:40p
PHL
10:52p
10h 12m
1 stop
Depart: Sun Nov 8 2015 Return: Mon Nov 23 2015 Trip spans 16 days
Virgin Atlantic
Virgin Atlantic
PHL
1:15p
LHR
8:40p
7h 25m
nonstop
LHR
6:30a
PHL
3:15p
8h 45m
nonstop
Depart: Fri Sep 4 2015 Return: Sun Sep 13 2015 Trip spans 10 days
Delta
Delta
PHL
11:00a
LHR
10:05p
11h 05m
2 stops
LHR
5:40a
PHL
8:12p
14h 32m
2 stops
Depart: Thu Nov 12 2015 Return: Tue Dec 8 2015 Trip spans 27 days
Air Canada
Air Canada
PHL
4:50a
LHR
8:25p
15h 35m
1 stop
LHR
10:00a
PHL
10:49p
12h 49m
1 stop
Depart: Fri Jul 17 2015 Return: Fri Jul 24 2015 Trip spans 8 days
$1018
Select
British Airways
British Airways
PHL
4:35p
LHR
11:15p
30h 40m
1 stop
LHR
1:25p
PHL
9:10p
7h 45m
nonstop
Depart: Thu Oct 8 2015 Return: Thu Oct 15 2015 Trip spans 8 days
$1071
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British Airways
British Airways
PHL
5:10p
LGW
3:10a
10h 00m
1 stop
LGW
3:15a
PHL
2:00p
10h 45m
1 stop
Depart: Wed Sep 16 2015 Return: Mon Sep 28 2015 Trip spans 13 days
$1083
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US Airways
US Airways
PHL
2:45p
LGW
2:10a
11h 25m
1 stop
LGW
3:15a
PHL
2:00p
10h 45m
1 stop
Depart: Fri Oct 30 2015 Return: Sat Oct 31 2015 Trip spans 2 days
$1129
Select
Iberia
Iberia
PHL
7:16a
LGW
2:10a
18h 54m
2 stops
LGW
4:15p
PHL
3:40p
24h 25m
1 stop
Depart: Thu Jun 18 2015 Return: Sun Jun 28 2015 Trip spans 11 days
$1250
Select
Aeroflot
Aeroflot
PHL
5:27a
LHR
3:05a
45h 38m
2 stops
LHR
4:55a
PHL
12:26a
43h 31m
2 stops
Direct flights PHL to LON on Delta
Flight # Depart PHL Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
194 6:09 pm 6:40 am Jun 29 - Jun 29
194 6:09 pm 6:40 am Jun 28 - Jun 30
194 6:09 pm 6:40 am Jun 6 - Jun 27
194 6:09 pm 6:40 am Jun 4 - Jun 26
194 6:11 pm 6:40 am May 25 - Jun 3
194 6:14 pm 6:40 am Jul 1 - Jul 9
Airports
Origin

Philadelphia
$906
Destination

London
only $906
only $919