In terms of precipitation, rainfall in Philadelphia ranges from 69.0 - 112.0 inches per month. July is typically the wettest month, when rainfall can reach 112.0 mm. February is typically the driest time to visit Philadelphia when rainfall is around 69.0 mm.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

What is the cheapest time of day to fly from STN to PHL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Stansted Airport to Philadelphia as you normally would.

What airport do you fly into for flights to Philadelphia from London Stansted?

Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from London Stansted. On average, Philadelphia has 0 inbound flights from London Stansted per day from 0 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

Can I find deals for flights from Stansted to Philadelphia that include hotel bookings?

Yes. In addition to deals on Stansted to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Stansted to Philadelphia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stansted to Philadelphia.

Can I find deals for business class flights from Stansted to Philadelphia?

Yes. Cheapflights offers flight deals from Stansted to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£348+ Cheap Flights from London Stansted Airport to Philadelphia

Cheap flight deals from Stansted to Philadelphia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Stansted to Philadelphia
Explore the most affordable flight options available from Stansted to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 September 2026.

Mon 19/1006:30 -

1 stop17h 25m

Mon 2/1117:40 -

1 stop9h 50m

Deal found 3/9£597

Wed 30/906:30 -

1 stop17h 25m

Mon 5/1020:25 -

1 stop18h 00m

Deal found 3/9£605

Mon 14/908:30 -

1 stop15h 25m

Mon 21/920:25 -

1 stop11h 25m

Deal found 31/8£606

Tue 20/1007:15 -

2 stops40h 40m

Thu 29/1018:40 -

1 stop9h 25m

Deal found 2/9£608

Wed 4/1117:45 -

2 stops27h 25m

Thu 12/1117:40 -

1 stop21h 25m

Deal found 2/9£611

Tue 3/1118:50 -

3 stops26h 31m

Tue 10/1115:20 -

3 stops21h 45m

Deal found 1/9£613

Wed 7/1016:25 -

3 stops27h 22m

Wed 14/1016:20 -

2 stops23h 00m

Deal found 1/9£619

Fri 2/1006:35 -

1 stop17h 20m

Mon 5/1020:25 -

1 stop11h 25m

Deal found 3/9£620

Thu 15/1006:30 -

1 stop17h 25m

Sun 18/1020:25 -

1 stop18h 05m

Deal found 2/9£625

Thu 8/1006:30 -

1 stop17h 25m

Sun 11/1020:25 -

1 stop11h 30m

Deal found 1/9£625

Find flight deals from Stansted to Philadelphia

Round-trip from	£597
One-way from	£348
Popular in	August
Cheapest in	January
Average price	£631

19/10-2/11
2 total stops
27h 15m total
London to Philadelphia

Search Deals

26/10-31/12
2 total stops
38h 40m total
London to Philadelphia

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£63 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Stansted Airport to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sun 18/10

07:25-18:55

3 stops40h 30m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£367

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Wed 2/12

20:00-00:37

3 stops33h 37m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£369

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Tue 13/10

18:45-23:42

3 stops57h 57m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£373

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sun 25/10

15:40-17:10

3 stops53h 30m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£379

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Thu 19/11

16:55-16:10

1 stop28h 15m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£406

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sun 4/10

20:05-13:35

3 stops46h 30m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£413

Fastest return journey

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Thu 17/9

06:05-22:46

2 stops21h 41m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£437

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Fri 16/10

12:20-23:47

3 stops40h 27m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£469

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Tue 8/9

20:05-14:47

2 stops23h 42m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£487

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sun 13/9

22:10-01:07

3 stops31h 57m

Philadelphia

Wed 31/12

00:00-06:00

Nonstop0h 00m

£499

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Stansted to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Stansted with our price prediction graph.

STN-PHL

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly into for flights to Philadelphia from London Stansted?
Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from London Stansted. On average, Philadelphia has 0 inbound flights from London Stansted per day from 0 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.
Can I find deals for flights from Stansted to Philadelphia that include hotel bookings?
Yes. In addition to deals on Stansted to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Stansted to Philadelphia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stansted to Philadelphia.
Can I find deals for business class flights from Stansted to Philadelphia?
Yes. Cheapflights offers flight deals from Stansted to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

King of Prussia

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Heathrow to State College flights

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Heathrow to Erie flights

Gatwick to Erie flights

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Can Cheapflights find flights from Stansted to Philadelphia with no change fees?

Yes, we can. To see specific flights from Stansted to Philadelphia with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Cheap flights from London Stansted Airport to Philadelphia from £348

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Stansted to Philadelphia

Cheapest flights from Stansted to PhiladelphiaExplore the most affordable flight options available from Stansted to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 September 2026.

Explore the most affordable flight options available from Stansted to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 September 2026.

Best flights from Stansted to PhiladelphiaDiscover carefully curated flight deals from Stansted to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Discover carefully curated flight deals from Stansted to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Last-minute flights from Stansted to PhiladelphiaDiscover last-minute flight deals from Stansted to Philadelphia. Data last updated 4 September 2026 and is based on user searches.

Discover last-minute flight deals from Stansted to Philadelphia. Data last updated 4 September 2026 and is based on user searches.

One-way flights from Stansted to PhiladelphiaSearch for one-way flight options from Stansted to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.

Search for one-way flight options from Stansted to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.

Find flight deals from Stansted to Philadelphia

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Stansted Airport to Philadelphia that are best for you.

Best time to book a flight from Stansted to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Stansted with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to Philadelphia from London Stansted?

Can I find deals for flights from Stansted to Philadelphia that include hotel bookings?

How can I find direct flights from Stansted to Philadelphia?

Can I find deals for business class flights from Stansted to Philadelphia?

Travelling to a place near Philadelphia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Stansted to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Philadelphia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Pennsylvania

Book a non-stop flight to one of these other cities located in Pennsylvania.

Search flights from Stansted to Philadelphia by cabin class

Find flights from Stansted to Philadelphia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Stansted and Philadelphia flights

Browse other Stansted and Philadelphia flight options. Last updated on 4 September 2026.

Other flights from Stansted

Browse through other flights departing from Stansted. Flights are based on user searches made on Cheapflights and were last updated on 4 September 2026.

Other flights to Philadelphia

Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

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How does Cheapflights help users find flights from Stansted to Philadelphia?

Why should you use Cheapflights to find cheap flight tickets from Stansted to Philadelphia?

Can Cheapflights find flights from Stansted to Philadelphia with no change fees?

Can Cheapflights notify me if prices for flights from Stansted to Philadelphia become cheaper?

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Cheapest flights from Stansted to Philadelphia
Explore the most affordable flight options available from Stansted to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 September 2026.

Best flights from Stansted to Philadelphia
Discover carefully curated flight deals from Stansted to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Last-minute flights from Stansted to Philadelphia
Discover last-minute flight deals from Stansted to Philadelphia. Data last updated 4 September 2026 and is based on user searches.

One-way flights from Stansted to Philadelphia
Search for one-way flight options from Stansted to Philadelphia. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.