Find Cheap Flights from Philadelphia to London Heathrow (PHL - LHR)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Philadelphia to London Heathrow

(Round-trip)
Depart: Sat Nov 11 2017 Return: Sun Nov 12 2017 Trip spans 2 days
Multiple Airlines
Multiple Airlines
PHL
LHR
17h 01m
2 stops
LHR
PHL
28h 45m
2 stops
Depart: Fri Dec 1 2017 Return: Thu Dec 7 2017 Trip spans 7 days
TAP AIR PORTUGAL
TAP AIR PORTUGAL
PHL
LHR
19h 21m
2 stops
LHR
PHL
21h 37m
2 stops
Depart: Fri Oct 20 2017 Return: Fri Oct 27 2017 Trip spans 8 days
British Airways
British Airways
PHL
LHR
7h 05m
nonstop
LHR
PHL
7h 45m
nonstop
Depart: Wed Nov 8 2017 Return: Wed Nov 15 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
PHL
LHR
17h 01m
2 stops
LHR
PHL
19h 05m
2 stops
Depart: Tue Nov 14 2017 Return: Tue Nov 28 2017 Trip spans 15 days
Multiple Airlines
Multiple Airlines
PHL
LHR
13h 30m
2 stops
LHR
PHL
16h 39m
2 stops
Depart: Thu Feb 15 2018 Return: Sun Feb 18 2018 Trip spans 4 days
British Airways
British Airways
PHL
LHR
30h 40m
1 stop
LHR
PHL
13h 50m
1 stop
Depart: Fri Feb 2 2018 Return: Sun Feb 4 2018 Trip spans 3 days
TAP AIR PORTUGAL
TAP AIR PORTUGAL
PHL
LHR
27h 10m
2 stops
LHR
PHL
16h 27m
2 stops
Depart: Mon Dec 4 2017 Return: Wed Dec 13 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
PHL
LHR
13h 30m
2 stops
LHR
PHL
15h 22m
2 stops
Depart: Wed Oct 4 2017 Return: Tue Oct 31 2017 Trip spans 28 days
British Airways
British Airways
PHL
LHR
7h 20m
nonstop
LHR
PHL
8h 30m
nonstop
Depart: Thu Dec 7 2017 Return: Wed Dec 13 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
PHL
LHR
13h 30m
2 stops
LHR
PHL
17h 39m
2 stops
Depart: Fri Jan 12 2018 Return: Mon Jan 22 2018 Trip spans 11 days
TAP AIR PORTUGAL
TAP AIR PORTUGAL
PHL
LHR
25h 45m
2 stops
LHR
PHL
18h 25m
2 stops
Depart: Fri Oct 20 2017 Return: Mon Oct 23 2017 Trip spans 4 days
British Airways
British Airways
PHL
LHR
7h 05m
nonstop
LHR
PHL
7h 45m
nonstop
Depart: Fri Dec 8 2017 Return: Sun Dec 17 2017 Trip spans 10 days
Multiple Airlines
Multiple Airlines
PHL
LHR
13h 30m
2 stops
LHR
PHL
26h 22m
2 stops
Depart: Sun Jan 28 2018 Return: Sun Feb 4 2018 Trip spans 8 days
TAP AIR PORTUGAL
TAP AIR PORTUGAL
PHL
LHR
25h 45m
2 stops
LHR
PHL
16h 27m
2 stops
Depart: Fri Oct 27 2017 Return: Mon Oct 30 2017 Trip spans 4 days
British Airways
British Airways
PHL
LHR
7h 20m
nonstop
LHR
PHL
8h 35m
nonstop
Depart: Mon Jan 29 2018 Return: Sun Feb 4 2018 Trip spans 7 days
TAP AIR PORTUGAL
TAP AIR PORTUGAL
PHL
LHR
27h 30m
2 stops
LHR
PHL
16h 27m
2 stops
Depart: Wed Nov 8 2017 Return: Sun Nov 12 2017 Trip spans 5 days
Multiple Airlines
Multiple Airlines
PHL
LHR
17h 01m
2 stops
LHR
PHL
29h 55m
2 stops
Depart: Fri Nov 17 2017 Return: Wed Nov 22 2017 Trip spans 6 days
British Airways
British Airways
PHL
LHR
7h 05m
nonstop
LHR
PHL
8h 35m
nonstop
Depart: Fri Feb 2 2018 Return: Sat Feb 3 2018 Trip spans 2 days
TAP AIR PORTUGAL
TAP AIR PORTUGAL
PHL
LHR
25h 45m
2 stops
LHR
PHL
26h 32m
2 stops
Depart: Thu Dec 7 2017 Return: Tue Dec 12 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
PHL
LHR
13h 30m
2 stops
LHR
PHL
16h 47m
2 stops
Direct flights PHL to LHR on American Airlines
Flight # Depart PHL Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
6129 6:30 pm 5:35 am Oct 28 - Oct 28
6129 6:30 pm 6:35 am Sep 2 - Oct 27
736 7:20 pm 7:45 am Sep 2 - Oct 27
6129 7:35 pm 6:30 am Oct 29 - Nov 4
736 8:25 pm 7:45 am Oct 28 - Oct 28
728 8:40 pm 9:00 am Oct 5 - Oct 27
728 8:40 pm 9:00 am Sep 2 - Oct 4
736 8:40 pm 7:45 am Oct 29 - Nov 4
728 10:05 pm 9:20 am Oct 28 - Oct 28
728 10:10 pm 9:20 am Oct 29 - Nov 4
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Philadelphia
$539
Destination

London
$539
Airlines Airline reviews

34 travelers who booked a flight from Philadelphia to London rated their chosen airlines with an average of 7.4.

Overall
7.2
Boarding
7.8
Crew
7.7
Comfort
7.0
Food
6.7
Entertainment
7.7