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Cheap flights from London to Philadelphia from £226

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 8/12. 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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Find the cheapest flights from London to Philadelphia

Cheap return flights

These are some of the best return flight deals from London to Philadelphia that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London to Philadelphia.

Cheap last-minute flights

Planning a quick getaway from London to Philadelphia? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Philadelphia, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from London to Philadelphia

Find recent round-trip train or bus tickets from London to Philadelphia.

All round-trip flight deals to Philadelphia

The cheapest plane tickets to Philadelphia found on KAYAK recently.
15:00 - 14:50LHR-PHL
28h 50m1 stop
12:45 - 07:25PHL-LHR
37h 40m2 stops
£392United Airlines
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Thu, 5 Dec - Sat, 7 Dec
08:25 - 19:07LHR-PHL
15h 42m1 stop
10:59 - 05:55PHL-LHR
13h 56m1 stop
£410Icelandair
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Sun, 26 Jan - Tue, 4 Feb
10:15 - 13:20LHR-PHL
8h 05mdirect
13:35 - 08:40PHL-LHR
14h 05m1 stop
£484Finnair
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Wed, 27 Nov - Mon, 2 Dec
16:30 - 14:47LHR-PHL
27h 17m1 stop
21:10 - 09:20PHL-LHR
7h 10mdirect
£485Finnair
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Mon, 9 Dec - Mon, 16 Dec
09:50 - 16:25LHR-PHL
11h 35m1 stop
21:20 - 09:20PHL-LHR
7h 00mdirect
£503British Airways
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Wed, 27 Nov - Wed, 4 Dec
08:50 - 16:00LHR-PHL
12h 10m1 stop
17:30 - 09:05PHL-LHR
10h 35m1 stop
£513Aer Lingus
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Thu, 21 Nov - Mon, 25 Nov
09:50 - 16:00LHR-PHL
11h 10m1 stop
17:30 - 08:05PHL-LHR
9h 35m1 stop
£513Aer Lingus
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Tue, 3 Dec - Thu, 12 Dec
08:25 - 16:25LHR-PHL
13h 00m1 stop
21:10 - 09:20PHL-LHR
7h 10mdirect
£521British Airways
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Tue, 3 Dec - Thu, 12 Dec
10:15 - 13:15LHR-PHL
8h 00mdirect
18:36 - 12:20PHL-LHR
12h 44m1 stop
£554Iberia
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Tue, 10 Dec - Thu, 19 Dec
06:05 - 16:15LHR-PHL
15h 10m1 stop
18:35 - 11:40PHL-LHR
12h 05m1 stop
£561Iberia
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Sat, 7 Dec - Mon, 9 Dec
11:00 - 14:34STN-PHL
32h 34m2 stops
Sun, 8 Dec
06:00 - 09:47LTN-PHL
32h 47m2 stops
Sun, 2 Mar
09:50 - 16:00LHR-PHL
11h 10m1 stop
£403Aer Lingus
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Tue, 3 Dec
09:50 - 16:00LHR-PHL
11h 10m1 stop
£404Aer Lingus
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Wed, 6 Nov
10:15 - 13:20LHR-PHL
8h 05mdirect
£501Iberia
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Tue, 31 Dec
19:40 - 14:05LHR-PHL
23h 25m1 stop
£504British Airways
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Sun, 2 Mar
13:10 - 16:20LHR-PHL
8h 10mdirect
£522British Airways
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Tue, 26 Nov
13:10 - 16:20LHR-PHL
8h 10mdirect
£549Finnair
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Wed, 4 Dec
10:15 - 13:30LHR-PHL
8h 15mdirect
£559Finnair
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Tue, 7 Jan
19:35 - 14:05LGW-PHL
23h 30m2 stops
£564Iberia
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Mon, 2 Dec
09:50 - 16:00LHR-PHL
11h 10m1 stop
17:30 - 08:05PHL-LHR
9h 35m1 stop
£513Aer Lingus
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Tue, 5 Nov - Thu, 21 Nov
10:15 - 13:20LHR-PHL
8h 05mdirect
21:14 - 08:40PHL-LHR
30h 26m1 stop
£533Finnair
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Tue, 5 Nov - Wed, 13 Nov
10:35 - 17:46LHR-PHL
12h 11m1 stop
21:14 - 08:40PHL-LHR
30h 26m1 stop
£538Finnair
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Tue, 5 Nov - Wed, 13 Nov
09:50 - 16:00LHR-PHL
11h 10m1 stop
15:05 - 11:25PHL-LHR
15h 20m2 stops
£703Aer Lingus
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Tue, 5 Nov - Wed, 13 Nov
09:10 - 16:25LCY-PHL
12h 15m1 stop
21:25 - 12:40PHL-LCY
10h 15m1 stop
£715British Airways
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Tue, 5 Nov - Tue, 12 Nov
10:15 - 13:20LHR-PHL
8h 05mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
£768Iberia
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Tue, 5 Nov - Wed, 13 Nov
13:10 - 16:20LHR-PHL
8h 10mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
£816American Airlines
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Mon, 4 Nov - Wed, 13 Nov
09:10 - 16:25LCY-PHL
12h 15m1 stop
21:25 - 12:40PHL-LCY
10h 15m1 stop
£818British Airways
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Tue, 5 Nov - Wed, 13 Nov
13:10 - 17:20LHR-PHL
8h 10mdirect
18:40 - 06:35PHL-LHR
6h 55mdirect
£847American Airlines
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Sat, 2 Nov - Mon, 11 Nov
06:05 - 17:30LHR-PHL
15h 25m1 stop
21:20 - 09:20PHL-LHR
7h 00mdirect
£925Iberia
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Fri, 1 Nov - Fri, 8 Nov
10:15 - 13:20LHR-PHL
8h 05mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
£525British Airways
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Wed, 27 Nov - Wed, 4 Dec
10:15 - 13:20LHR-PHL
8h 05mdirect
21:10 - 09:20PHL-LHR
7h 10mdirect
£536American Airlines
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Wed, 4 Dec - Mon, 9 Dec
10:15 - 13:15LHR-PHL
8h 00mdirect
21:10 - 09:20PHL-LHR
7h 10mdirect
£539Finnair
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Mon, 9 Dec - Mon, 16 Dec
10:15 - 13:15LHR-PHL
8h 00mdirect
18:40 - 06:35PHL-LHR
6h 55mdirect
£543Iberia
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Sat, 7 Dec - Wed, 11 Dec
10:15 - 13:20LHR-PHL
8h 05mdirect
21:21 - 09:20PHL-LHR
6h 59mdirect
£544British Airways
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Mon, 6 Jan - Thu, 23 Jan
10:15 - 13:20LHR-PHL
8h 05mdirect
22:20 - 09:20PHL-LHR
7h 00mdirect
£546American Airlines
Find Deal
Wed, 25 Dec - Wed, 19 Mar
10:15 - 13:20LHR-PHL
8h 05mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
£563Finnair
Find Deal
Mon, 25 Nov - Mon, 2 Dec
10:15 - 13:20LHR-PHL
8h 05mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
£564Iberia
Find Deal
Thu, 21 Nov - Mon, 25 Nov
13:10 - 16:20LHR-PHL
8h 10mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
Thu, 14 Nov - Sun, 17 Nov
10:15 - 13:20LHR-PHL
8h 05mdirect
21:20 - 09:20PHL-LHR
7h 00mdirect
Sun, 24 Nov - Sat, 30 Nov

United Airlines flights from London to Philadelphia

Our best United Airlines deals on London to Philadelphia flight tickets
United Airlines
5 Dec
LHR15:00London Heathrow
28h 50m
1 stop
PHL14:50Philadelphia
7 Dec
PHL12:45Philadelphia
37h 40m
2 stops
LHR07:25London Heathrow
United Airlines
27 Nov
LHR06:30London Heathrow
21h 06m
2 stops
PHL22:36Philadelphia
4 Dec
PHL14:36Philadelphia
13h 34m
2 stops
LHR09:10London Heathrow
United Airlines
3 Dec
LHR07:30London Heathrow
13h 30m
1 stop
PHL16:00Philadelphia
10 Dec
PHL10:30Philadelphia
15h 10m
1 stop
LHR06:40London Heathrow

Aer Lingus flights from London to Philadelphia

Our best Aer Lingus deals on London to Philadelphia flight tickets
Aer Lingus
21 Nov
LHR08:50London Heathrow
12h 10m
1 stop
PHL16:00Philadelphia
25 Nov
PHL17:30Philadelphia
10h 35m
1 stop
LHR09:05London Heathrow
Aer Lingus
3 Dec
LHR09:50London Heathrow
11h 10m
1 stop
PHL16:00Philadelphia
12 Dec
PHL17:30Philadelphia
9h 35m
1 stop
LHR08:05London Heathrow
Aer Lingus
6 Nov
LHR08:50London Heathrow
12h 10m
1 stop
PHL16:00Philadelphia
13 Nov
PHL17:30Philadelphia
9h 35m
1 stop
LHR08:05London Heathrow

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 typical price of a round-trip flight between London and Philadelphia?

What is the cheapest month to fly from London to Philadelphia?

November. The cheapest time of year to fly to Philadelphia from London is November. The most expensive is July.

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 afternoon. London to Philadelphia flights are approximately 17% more expensive in the evening than in the afternoon

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

JetBlue. JetBlue, Air Canada, and Virgin Atlantic are the most popular carriers operating from London to Philadelphia

What is the cheapest London to Philadelphia flight route?

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

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

44 days before. The cheapest time to buy a flight from London to Philadelphia is approximately 44 days to departure

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

5 flights are operational weekly from London to Philadelphia as of October 2024. The most popular departure time for this route is 13:00, with 56% of flights per day taking off in the afternoon.

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

36 flights are operational weekly from London to Philadelphia as of October 2024. The most popular departure day for this route is Thursday, with 28% of flights per week taking off on this day.

Can stopping save me money on London to Philadelphia flights?

You could potentially save up to 52% on your flight if you consider stops on a London to Philadelphia flight.

How have London to Philadelphia flight prices changed over time?

As of October 2024, prices for London to Philadelphia flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from London to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from London to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

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

£226

Fastest flight time

7h 45m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from London in the past 72 hours is £226. The best return flight deal from London to Philadelphia found on momondo in the last 72 hours is £392.
The fastest flight from London to Philadelphia takes 7h 45m
Direct flights go from London to Philadelphia every day.
There is 1 airport near Philadelphia: Philadelphia (PHL)

  • 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.

  • What is the most popular plane model from London to Philadelphia?

  • What is the most popular airline from London to Philadelphia?


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
JetBluePriceFrom £362Free CancellationRating
7.5
3,514 reviews
Search JetBlue flights
Air CanadaPriceFrom £376Free CancellationRating
7.0
8,095 reviews
Search Air Canada flights
LufthansaPriceFrom £391Free CancellationRating
6.8
7,182 reviews
Search Lufthansa flights
Royal Air MarocPriceFrom £428Free CancellationRating
6.2
523 reviews
Search Royal Air Maroc flights
United AirlinesPriceFrom £434Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights
FinnairPriceFrom £441Free CancellationRating
7.7
1,318 reviews
Search Finnair flights
British AirwaysPriceFrom £443Free CancellationRating
6.7
6,843 reviews
Search British Airways flights
Alaska AirlinesPriceFrom £449Free CancellationRating
8.0
9,420 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom £451Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom £457Free CancellationRating
7.0
2,670 reviews
Search Iberia flights
  • Finnair Flights From London to Philadelphia

    Finnair flies from London to Philadelphia around 7 times per week, with 1,318 momondo users rating the airline 7.7/10. The cheapest Finnair deal from London to Philadelphia in the last 72 hours was £570 (round-trip), much lower than the average airfare cost of £762 for Finnair flights on this route.

  • American Airlines Flights From London to Philadelphia

    Another popular option for London to Philadelphia flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from London to Philadelphia around 7 times per week, with deals starting from £583 round-trip and rising to an average price of around £806.


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.


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