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Cheap flights from London to Philadelphia from £181

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Philadelphia departing on 16/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap London to Philadelphia (LON to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Philadelphia

Best price found

£181

Fastest flight time

7h 45m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from London in the past 72 hours is £181. The best return flight deal from London to Philadelphia found on momondo in the last 72 hours is £338.
The fastest flight from London to Philadelphia takes 7h 45m
Direct flights go from London to Philadelphia on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: Finnair, Iberia and American Airlines.
There is 1 airport near Philadelphia: Philadelphia (PHL)

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 from London to Philadelphia?

February. The cheapest time of year to fly to Philadelphia from London is February. The most expensive is August.

What is the cheapest day to depart London for Philadelphia?

Tuesday. The cheapest day of the week is usually Tuesday. The most expensive is usually Sunday.

When is the cheapest time to fly from London to Philadelphia?

In the evening. London to Philadelphia flights are approximately 11% more expensive at midday than in the evening

What is the cheapest airline that flies to Philadelphia from London?

JetBlue. Aer Lingus, Air Canada, and British Airways are the most popular carriers operating from London to Philadelphia

What is the cheapest London to Philadelphia flight route?

London Gatwick - Philadelphia. Fly from London Gatwick to Philadelphia for the best London - Philadelphia flight prices

How far in advance should you book London to Philadelphia flights?

33 days before. The cheapest time to buy a flight from London to Philadelphia is approximately 33 days to departure

How many flights depart from London to Philadelphia on average per day?

12 flights are operational weekly from London to Philadelphia as of March 2024. The most popular departure time for this route is 09:00, with 66% of flights per day taking off at midday.

How many flights depart from London to Philadelphia on average per week?

84 flights are operational weekly from London to Philadelphia as of March 2024. The most popular departure day for this route is Monday, with 14% of flights per week taking off on this day.

What cabin class options are available on London to Philadelphia flights?

There are 2 cabin classes available to choose from on London to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Philadelphia flights?

You could potentially save up to 28% on your flight if you consider stops on a London to Philadelphia flight.

If you are looking to fly from London to Philadelphia, you are most likely going to fly from London Heathrow Airport to Philadelphia Airport, the most popular airports on that route. If you are looking for alternate airports to fly out of when travelling to Philadelphia, you can try flying out of London Gatwick Airport (in London), London City Airport (in London), or London Luton Airport (in London). You may be looking for an airport near Philadelphia Airport to land at when travelling from London and luckily, there are options! You can try Newark Airport which is located in Newark, Allentown-Bethlehem Airport which is located in Allentown, or Atlantic City Airport which is located in Atlantic City. The cheapest route from London to Philadelphia is LGW — EWR with an average price of £338 RT during the month of March.

London Heathrow Airport (LHR) to Newark Airport (EWR)£339
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London Gatwick Airport (LGW) to Newark Airport (EWR)£338
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London City Airport (LCY) to Newark Airport (EWR)£417
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London Heathrow Airport (LHR) to Philadelphia Airport (PHL)£426
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London Luton Airport (LTN) to Newark Airport (EWR)£456
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London City Airport (LCY) to Philadelphia Airport (PHL)£518
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Easily compare return flights from London to Philadelphia

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to Philadelphia by changing tabs
Multiple Airlines
23 Apr
LGW14:00London Gatwick
25h 58m
1 stop
PHL10:58Philadelphia
24 Apr
PHL14:45Philadelphia
14h 15m
1 stop
LGW10:00London Gatwick
JetBlue
23 Apr
LGW12:10London Gatwick
14h 32m
1 stop
PHL21:42Philadelphia
30 Apr
PHL12:21Philadelphia
13h 29m
1 stop
LGW06:50London Gatwick
Finnair
16 Apr
LHR08:20London Heathrow
12h 40m
1 stop
PHL16:00Philadelphia
23 Apr
PHL15:37Philadelphia
13h 33m
1 stop
LHR10:10London Heathrow
American Airlines
16 Apr
LHR08:50London Heathrow
12h 10m
1 stop
PHL16:00Philadelphia
23 Apr
PHL13:39Philadelphia
11h 36m
1 stop
LHR06:15London Heathrow
Air Canada
16 Apr
LHR06:50London Heathrow
13h 08m
2 stops
PHL14:58Philadelphia
23 Apr
PHL15:40Philadelphia
9h 50m
1 stop
LHR06:30London Heathrow
United Airlines
16 Apr
LHR13:45London Heathrow
14h 34m
2 stops
PHL23:19Philadelphia
23 Apr
PHL12:30Philadelphia
17h 10m
2 stops
LHR10:40London Heathrow

Find the cheapest one-way flights from London to Philadelphia

If you're looking for one-way flights from London to Philadelphia, view some of our deals below provided by Iberia
Multiple Airlines
16 Apr
LGW14:00London Gatwick
22h 50m
1 stop
PHL07:50Philadelphia
Multiple Airlines
9 Apr
LGW14:00London Gatwick
22h 50m
1 stop
PHL07:50Philadelphia
Multiple Airlines
11 Apr
LGW10:00London Gatwick
19h 49m
1 stop
PHL00:49Philadelphia

Search last-minute flights to Philadelphia from London

Find and compare return flight prices for your last-minute flight from London to Philadelphia
Aer Lingus
24 Mar
LHR20:45London Heathrow
20h 10m
1 stop
PHL12:55Philadelphia
31 Mar
PHL20:40Philadelphia
13h 00m
1 stop
LHR14:40London Heathrow
JetBlue
26 Mar
LHR08:25London Heathrow
13h 08m
1 stop
PHL17:33Philadelphia
2 Apr
PHL12:20Philadelphia
13h 10m
1 stop
LHR06:30London Heathrow
Finnair
27 Mar
LHR13:10London Heathrow
8h 20m
PHL17:30Philadelphia
1 Apr
PHL13:37Philadelphia
15h 33m
1 stop
LHR10:10London Heathrow
Multiple Airlines
24 Mar
LHR19:45London Heathrow
51h 10m
3 stops
PHL18:55Philadelphia
31 Mar
PHL18:30Philadelphia
7h 10m
LHR06:40London Heathrow
American Airlines
26 Mar
LHR16:25London Heathrow
27h 40m
1 stop
PHL16:05Philadelphia
2 Apr
PHL13:37Philadelphia
11h 38m
1 stop
LHR06:15London Heathrow
United Airlines
26 Mar
LHR07:40London Heathrow
34h 33m
2 stops
PHL14:13Philadelphia
31 Mar
PHL16:15Philadelphia
32h 40m
1 stop
LHR05:55London Heathrow

Best airlines flying from London to Philadelphia

Compare and see reviews for airlines that fly from London to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom £329Free CancellationRating
7.7
1,720 reviews
Search KLM flights
JetBluePriceFrom £337Free CancellationRating
7.7
4,921 reviews
Search JetBlue flights
Air CanadaPriceFrom £391Free CancellationRating
7.0
6,717 reviews
Search Air Canada flights
American AirlinesPriceFrom £420Free CancellationRating
7.3
15,312 reviews
Search American Airlines flights
Aer LingusPriceFrom £421Free CancellationRating
7.2
1,404 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £425Free CancellationRating
6.8
7,015 reviews
Search British Airways flights
Austrian AirlinesPriceFrom £430Free CancellationRating
7.5
1,144 reviews
Search Austrian Airlines flights
FinnairPriceFrom £439Free CancellationRating
7.7
1,376 reviews
Search Finnair flights
United AirlinesPriceFrom £442Free CancellationRating
7.4
11,602 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom £443Free CancellationRating
7.7
762 reviews
Search Virgin Atlantic flights
  • Finnair Flights From London to Philadelphia

    Finnair flies from London to Philadelphia around 14 times per week, with 1,376 momondo users rating the airline 7.7/10. The cheapest Finnair deal from London to Philadelphia in the last 72 hours was £559 (round-trip), much lower than the average airfare cost of £761 for Finnair flights on this route.

  • American Airlines Flights From London to Philadelphia

    Another popular option for London to Philadelphia flights is American Airlines (7.3/10, 15,312 ratings). American Airlines flies from London to Philadelphia around 14 times per week, with deals starting from £535 round-trip and rising to an average price of around £733.


JetBlue flights from London to Philadelphia

Our best JetBlue deals on London to Philadelphia flight tickets
JetBlue
23 Apr
LGW12:10London Gatwick
14h 32m
1 stop
PHL21:42Philadelphia
30 Apr
PHL12:21Philadelphia
13h 29m
1 stop
LGW06:50London Gatwick
JetBlue
13 May
LGW12:10London Gatwick
12h 43m
1 stop
PHL19:53Philadelphia
20 May
PHL10:30Philadelphia
15h 20m
1 stop
LGW06:50London Gatwick
JetBlue
8 Apr
LGW12:10London Gatwick
14h 32m
1 stop
PHL21:42Philadelphia
16 Apr
PHL12:21Philadelphia
13h 29m
1 stop
LGW06:50London Gatwick

Finnair flights from London to Philadelphia

Our best Finnair deals on London to Philadelphia flight tickets
Finnair
16 Apr
LHR08:20London Heathrow
12h 40m
1 stop
PHL16:00Philadelphia
23 Apr
PHL15:37Philadelphia
13h 33m
1 stop
LHR10:10London Heathrow
Finnair
14 Apr
LHR20:40London Heathrow
24h 20m
1 stop
PHL16:00Philadelphia
21 Apr
PHL20:53Philadelphia
31h 47m
1 stop
LHR09:40London Heathrow
Finnair
10 Apr
LHR06:10London Heathrow
12h 05m
1 stop
PHL13:15Philadelphia
16 Apr
PHL15:37Philadelphia
13h 33m
1 stop
LHR10:10London Heathrow

  • How far is London to Philadelphia by plane?

    London and Philadelphia are 3538.9 mi apart from one another. 7h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Philadelphia Airport?

    Prices for flights from London to Philadelphia Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from London to Philadelphia Airport?

  • How old do you have to be to fly from London to Philadelphia Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Philadelphia Airport.

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


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 Pittsburgh Flights
Fastest flight time11h 20m
Cheapest price£364
Manchester to Philadelphia Flights
Fastest flight time13h 10m
Cheapest price£501
London to Allentown Flights
Fastest flight time14h 01m
Cheapest price£610
Manchester to Pittsburgh Flights
Fastest flight time17h 55m
Cheapest price£508
Birmingham to Philadelphia Flights
Fastest flight time11h 50m
Cheapest price£604
London to Harrisburg Flights
Fastest flight time10h 41m
Cheapest price£525
Manchester to Allentown Flights
Fastest flight time16h 30m
Cheapest price£650
Newquay to Philadelphia Flights
Fastest flight time11h 15m
Cheapest price£726
Birmingham to Pittsburgh Flights
Fastest flight time17h 19m
Cheapest price£684
London to State College Flights
Fastest flight time16h 27m
Cheapest price£531
Bristol to Pittsburgh Flights
Fastest flight time29h 05m
Cheapest price£735
Newcastle upon Tyne to Philadelphia Flights
Fastest flight time11h 40m
Cheapest price£609

Similar London to Philadelphia flights

Flexible with your destination? Broaden your search and find flights similar to your London to Philadelphia route

Why use momondo?

Why should I use momondo to find a flight deal from London to Philadelphia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Philadelphia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Philadelphia with flexible booking policies on momondo?

Flights from London to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from London to Philadelphia?

momondo provides multiple filters to help you find the best flight to Philadelphia from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from London and alert you when they change.


An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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