Cheap flights from London to Philadelphia

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Easily compare round trip flights from London to Philadelphia

Below you can see the best fares for your round trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to Philadelphia by changing tabs
Quickest
Cheapest
British Airways
British Airways
26 Nov
LHR
7:10 am
London Heathrow airport
11h 30m
1 Stop
1:40 pm
PHL
Philadelphia airport
British Airways
03 Dec
PHL
4:30 pm
Philadelphia airport
7h 20m
4:50 am
+1
LHR
London Heathrow airport
381 USD
British Airways
British Airways
26 Nov
LHR
7:10 am
London Heathrow airport
11h 30m
1 Stop
1:40 pm
PHL
Philadelphia airport
British Airways
03 Dec
PHL
4:30 pm
Philadelphia airport
7h 20m
4:50 am
+1
LHR
London Heathrow airport
381 USD
British Airways
British Airways
31 Oct
LHR
6:25 am
London Heathrow airport
11h 45m
1 Stop
2:10 pm
PHL
Philadelphia airport
British Airways
05 Nov
PHL
2:30 pm
Philadelphia airport
7h 05m
2:35 am
+1
LHR
London Heathrow airport
382 USD
British Airways
British Airways
26 Nov
LHR
7:10 am
London Heathrow airport
11h 30m
1 Stop
1:40 pm
PHL
Philadelphia airport
British Airways
03 Dec
PHL
4:30 pm
Philadelphia airport
7h 20m
4:50 am
+1
LHR
London Heathrow airport
381 USD
British Airways
British Airways
26 Nov
LHR
7:10 am
London Heathrow airport
11h 30m
1 Stop
1:40 pm
PHL
Philadelphia airport
British Airways
03 Dec
PHL
4:30 pm
Philadelphia airport
7h 20m
4:50 am
+1
LHR
London Heathrow airport
381 USD
British Airways
British Airways
31 Oct
LHR
6:25 am
London Heathrow airport
11h 45m
1 Stop
2:10 pm
PHL
Philadelphia airport
British Airways
05 Nov
PHL
2:30 pm
Philadelphia airport
7h 05m
2:35 am
+1
LHR
London Heathrow airport
382 USD

How to get the cheapest flight ticket from London to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
WHAT IS THE CHEAPEST MONTH TO FLY ?
February
The cheapest time of year to fly to Philadelphia from London is February. Most expensive is July
WHAT IS THE CHEAPEST DAY TO FLY ?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
WHEN IS THE CHEAPEST TIME TO FLY ?
at noon
London to Philadelphia flights are approximately 117% more expensive in the afternoon than at noon
WHAT IS THE CHEAPEST AIRLINE THAT FLIES ?
Alaska Airlines
Alaska Airlines, Air Canada, and KLM are the most popular carriers operating from London to Philadelphia
WHAT IS THE CHEAPEST ROUTE?
London Heathrow - Philadelphia
Fly from London Heathrow to Philadelphia for the best London - Philadelphia flight prices
WHEN IS THE CHEAPEST TIME TO BOOK A FLIGHT ?
60 days before
The cheapest time to buy a flight from London to Philadelphia is approximately 60 days to departure
60
Days before departure
0

Flight information for London to Philadelphia (PHL - LON)

Find info about flight duration, direct flights, and airports for your flight from London to Philadelphia
Fastest flight time 7h 55m The fastest flight from London to Philadelphia takes 7h 55m.
Direct flights Every day Direct flights go from London to Philadelphia every day.
Airports in Philadelphia 1 airport There is 1 airport near Philadelphia: Philadelphia (PHL)

Alternative routes for London to Philadelphia

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
London to New York
Fastest flight time
7h 55m
Cheapest price
298 USD
London to Washington
Fastest flight time
8h 00m
Cheapest price
385 USD
Birmingham to New York
Fastest flight time
10h 10m
Cheapest price
422 USD
Birmingham to Washington
Fastest flight time
12h 25m
Cheapest price
503 USD
Manchester to New York
Fastest flight time
7h 20m
Cheapest price
362 USD
Manchester to Washington
Fastest flight time
11h 00m
Cheapest price
416 USD
Manchester to Philadelphia
Fastest flight time
7h 50m
Cheapest price
453 USD
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Flights from London to:

Flights to Philadelphia from:

  • London
  • England
  • United Kingdom
  • Europe
*Flight prices to Philadelphia are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.