Find Deals on Flights from Philadelphia to United Kingdom

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
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 United Kingdom

(Round-trip)
Depart: Mon Jan 9 2017 Return: Sun Jan 15 2017 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 03m
nonstop
LHR
PHL
8h 46m
nonstop
Depart: Fri Feb 24 2017 Return: Sat Mar 4 2017 Trip spans 9 days
KLM
KLM
PHL
LCY
11h 46m
2 stops
LCY
PHL
20h 29m
2 stops
Depart: Fri Mar 3 2017 Return: Sun Mar 5 2017 Trip spans 3 days
American Airlines
American Airlines
PHL
LHR
12h 25m
1 stop
LHR
PHL
8h 20m
nonstop
Depart: Wed Mar 8 2017 Return: Mon Mar 20 2017 Trip spans 12 days
Major Airline
Major Airline
PHL
LCY
41h 31m
2 stops
LCY
PHL
35h 55m
2 stops
Depart: Mon Jun 19 2017 Return: Mon Jul 3 2017 Trip spans 15 days
Thomas Cook Airlines
Thomas Cook Airlines
PHL
MAN
13h 39m
1 stop
MAN
PHL
11h 59m
1 stop
Depart: Wed Mar 8 2017 Return: Sun Mar 12 2017 Trip spans 5 days
TAP Portugal
TAP Portugal
PHL
MAN
21h 53m
2 stops
MAN
PHL
41h 33m
2 stops
Depart: Tue Jun 13 2017 Return: Wed Jun 21 2017 Trip spans 9 days
Icelandair
Icelandair
PHL
LGW
11h 05m
1 stop
LGW
PHL
10h 50m
1 stop
Depart: Mon Jun 19 2017 Return: Mon Aug 14 2017 Trip spans 57 days
Air Canada
Air Canada
PHL
LHR
10h 35m
1 stop
LHR
PHL
20h 57m
1 stop
Depart: Thu Jun 1 2017 Return: Thu Jun 15 2017 Trip spans 15 days
Aer Lingus
Aer Lingus
PHL
EDI
41h 35m
2 stops
EDI
PHL
16h 04m
2 stops
Depart: Mon Jun 12 2017 Return: Mon Jun 19 2017 Trip spans 8 days
Delta
Delta
PHL
NCL
12h 03m
1 stop
NCL
PHL
14h 40m
1 stop
Depart: Mon Feb 13 2017 Return: Mon Mar 13 2017 Trip spans 28 days
Finnair
Finnair
PHL
MAN
6h 45m
nonstop
MAN
PHL
8h 05m
nonstop
Depart: Fri Dec 16 2016 Return: Sun Dec 18 2016 Trip spans 3 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 01m
nonstop
LHR
PHL
8h 49m
nonstop
Depart: Sun Apr 9 2017 Return: Sun Apr 16 2017 Trip spans 8 days
British Airways
British Airways
PHL
GLA
11h 35m
1 stop
GLA
PHL
12h 40m
1 stop
Depart: Tue Jan 3 2017 Return: Wed Jan 11 2017 Trip spans 9 days
Lufthansa
Lufthansa
PHL
LCY
18h 55m
1 stop
LCY
PHL
13h 05m
1 stop
Depart: Mon Jan 23 2017 Return: Thu Jan 26 2017 Trip spans 4 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
9h 16m
1 stop
LHR
PHL
12h 08m
1 stop
Depart: Fri Jun 2 2017 Return: Sun Jun 11 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 29m
nonstop
LHR
PHL
8h 20m
nonstop
Depart: Wed Mar 15 2017 Return: Wed Mar 22 2017 Trip spans 8 days
Major Airline
Major Airline
PHL
LHR
26h 58m
2 stops
LHR
PHL
46h 03m
2 stops
Depart: Sat Apr 1 2017 Return: Sun Apr 9 2017 Trip spans 9 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 36m
nonstop
LHR
PHL
8h 23m
nonstop
Depart: Wed Jan 11 2017 Return: Thu Jan 19 2017 Trip spans 9 days
$1393
Select
Air France
Air France
PHL
SOU
16h 00m
2 stops
SOU
PHL
15h 18m
2 stops
Depart: Sun Feb 19 2017 Return: Tue Feb 28 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 01m
nonstop
LHR
PHL
8h 45m
nonstop
* 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.

Airports
Origin

Philadelphia
$453
Destination

Southampton
$1393
London
only $453
only $559
only $730
Manchester
$665
Newcastle upon Tyne
$840
Glasgow
$938
Edinburgh
$837