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

Prices for flights from London Stansted Airport to Philadelphia Airport were last updated today.

How old do you have to be to fly from London Stansted Airport 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 Stansted Airport to Philadelphia Airport.

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

The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$402 Cheap Flights from London Stansted Airport to Philadelphia in 2026/27

Find the cheapest flights from London Stansted Airport to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:45 am - 2:00 pmSTN London Stansted-PHL Philadelphia

12h 15m1 stop Dublin

8:55 pm - 3:35 pmPHL Philadelphia-STN London Stansted

13h 40m1 stop Dublin

$792Multiple Airlines

Thu, Nov 19 - Thu, Nov 26

7:15 am - 4:10 pmSTN London Stansted-PHL Philadelphia

13h 55m1 stop Dublin

5:40 pm - 1:50 pmPHL Philadelphia-STN London Stansted

15h 10m1 stop Dublin

$792Multiple Airlines

Tue, Nov 3 - Fri, Nov 6

6:45 am - 4:10 pmSTN London Stansted-PHL Philadelphia

14h 25m1 stop Dublin

5:40 pm - 9:35 amPHL Philadelphia-STN London Stansted

10h 55m1 stop Dublin

$793Multiple Airlines

Fri, Nov 20 - Sat, Nov 28

8:20 am - 4:10 pmSTN London Stansted-PHL Philadelphia

12h 50m1 stop Dublin

5:40 pm - 8:30 amPHL Philadelphia-STN London Stansted

9h 50m1 stop Dublin

$794Multiple Airlines

Mon, Nov 16 - Mon, Nov 23

6:45 am - 2:05 pmSTN London Stansted-PHL Philadelphia

12h 20m1 stop Dublin

9:15 pm - 2:05 pmPHL Philadelphia-STN London Stansted

11h 50m1 stop Dublin

$805Multiple Airlines

Fri, Dec 4 - Mon, Dec 7

6:35 am - 2:00 pmSTN London Stansted-PHL Philadelphia

12h 25m1 stop Dublin

9:15 pm - 1:40 pmPHL Philadelphia-STN London Stansted

11h 25m1 stop Dublin

$814Multiple Airlines

Sat, Dec 26 - Sun, Jan 3

10:05 pm - 2:05 pmSTN London Stansted-PHL Philadelphia

21h 00m1 stop Dublin

9:10 pm - 1:40 pmPHL Philadelphia-STN London Stansted

11h 30m1 stop Dublin

$822Multiple Airlines

Sun, Jan 31 - Sun, Feb 28

5:40 pm - 4:05 pmSTN London Stansted-PHL Philadelphia

27h 25m2 stops Berlin Brandenburg Frankfurt am Main

5:05 pm - 9:00 pmPHL Philadelphia-STN London Stansted

22h 55m3 stops Toronto Pearson Intl Munich Franz Josef Strauss Berlin Brandenburg

$824Multiple Airlines

Mon, Nov 23 - Mon, Nov 30

5:45 pm - 4:10 pmSTN London Stansted-PHL Philadelphia

27h 25m2 stops Berlin Brandenburg Dublin

5:40 pm - 8:30 amPHL Philadelphia-STN London Stansted

9h 50m1 stop Dublin

$824Multiple Airlines

Wed, Dec 2 - Mon, Dec 7

6:55 am - 10:46 pmSTN London Stansted-PHL Philadelphia

20h 51m3 stops Berlin Brandenburg Frankfurt am Main Toronto Pearson Intl

5:40 pm - 9:40 pmPHL Philadelphia-STN London Stansted

23h 00m2 stops Frankfurt am Main Berlin Brandenburg

$829Multiple Airlines

Thu, Nov 19 - Sun, Nov 22

Cheap last minute flights

Enter your travel dates to find the best prices.

8:55 pm - 11:43 pmSTN London Stansted-PHL Philadelphia

30h 48m2 stops Lisbon Humberto Delgado Miami

5:40 pm - 7:50 amPHL Philadelphia-STN London Stansted

9h 10m1 stop Dublin

$980Multiple Airlines

Wed, Oct 28 - Sun, Nov 8

7:15 am - 5:10 pmSTN London Stansted-PHL Philadelphia

13h 55m1 stop Dublin

5:40 pm - 7:50 amPHL Philadelphia-STN London Stansted

9h 10m1 stop Dublin

$1,009Multiple Airlines

Wed, Oct 28 - Sun, Nov 8

7:15 am - 5:10 pmSTN London Stansted-PHL Philadelphia

13h 55m1 stop Dublin

10:27 am - 7:40 amPHL Philadelphia-STN London Stansted

16h 13m2 stops Boston Logan Intl Dublin

$1,024Multiple Airlines

Wed, Oct 28 - Sat, Nov 7

7:15 am - 5:10 pmSTN London Stansted-PHL Philadelphia

13h 55m1 stop Dublin

5:40 pm - 9:35 amPHL Philadelphia-STN London Stansted

10h 55m1 stop Dublin

$1,037Multiple Airlines

Wed, Oct 28 - Sat, Nov 7

6:10 am - 2:50 pmSTN London Stansted-PHL Philadelphia

12h 40m1 stop Dublin

8:50 pm - 1:35 pmPHL Philadelphia-STN London Stansted

11h 45m1 stop Dublin

$1,060Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

7:15 am - 5:10 pmSTN London Stansted-PHL Philadelphia

13h 55m1 stop Dublin

5:40 pm - 3:15 pmPHL Philadelphia-STN London Stansted

16h 35m1 stop Dublin

$1,069Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

6:30 am - 7:35 amSTN London Stansted-PHL Philadelphia

29h 05m2 stops Dublin Raleigh-Durham

5:40 pm - 7:50 amPHL Philadelphia-STN London Stansted

9h 10m1 stop Dublin

$1,085Multiple Airlines

Sun, Oct 25 - Sun, Nov 8

6:10 am - 7:35 amSTN London Stansted-PHL Philadelphia

29h 25m2 stops Dublin Raleigh-Durham

5:40 pm - 8:15 amPHL Philadelphia-STN London Stansted

9h 35m1 stop Dublin

$1,089Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

8:20 am - 12:10 pmSTN London Stansted-PHL Philadelphia

31h 50m2 stops Dublin Raleigh-Durham

5:40 pm - 8:05 amPHL Philadelphia-STN London Stansted

9h 25m1 stop Dublin

$1,101Multiple Airlines

Mon, Oct 26 - Thu, Nov 5

7:50 pm - 11:54 pmSTN London Stansted-PHL Philadelphia

32h 04m2 stops Lisbon Humberto Delgado Miami

5:40 pm - 7:50 amPHL Philadelphia-STN London Stansted

9h 10m1 stop Dublin

$1,107Multiple Airlines

Mon, Oct 26 - Sun, Nov 8

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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 round-trip

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Thu 11/19

6:45 am-2:00 pm

1 stop12h 15m

Philadelphia

Thu 11/26

8:55 pm-3:35 pm

1 stop13h 40m

$792

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Tue 11/3

7:15 am-4:10 pm

1 stop13h 55m

Philadelphia

Fri 11/6

5:40 pm-1:50 pm

1 stop15h 10m

$792

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Fri 11/20

6:45 am-4:10 pm

1 stop14h 25m

Philadelphia

Sat 11/28

5:40 pm-9:35 am

1 stop10h 55m

$793

Quickest round-trip

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Mon 11/16

8:20 am-4:10 pm

1 stop12h 50m

Philadelphia

Mon 11/23

5:40 pm-8:30 am

1 stop9h 50m

$794

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Fri 12/4

6:45 am-2:05 pm

1 stop12h 20m

Philadelphia

Mon 12/7

9:15 pm-2:05 pm

1 stop11h 50m

$805

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sat 12/26

6:35 am-2:00 pm

1 stop12h 25m

Philadelphia

Sun 1/3

9:15 pm-1:40 pm

1 stop11h 25m

$814

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Sun 1/31

10:05 pm-2:05 pm

1 stop21h 00m

Philadelphia

Sun 2/28

9:10 pm-1:40 pm

1 stop11h 30m

$822

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Mon 11/23

5:40 pm-4:05 pm

2 stops27h 25m

Philadelphia

Mon 11/30

5:05 pm-9:00 pm

3 stops22h 55m

$824

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Wed 12/2

5:45 pm-4:10 pm

2 stops27h 25m

Philadelphia

Mon 12/7

5:40 pm-8:30 am

1 stop9h 50m

$824

LondonPhiladelphia

STN London Stansted - PHL Philadelphia

STNPHL

London Stansted

Thu 11/19

6:55 am-10:46 pm

3 stops20h 51m

Philadelphia

Sun 11/22

5:40 pm-9:40 pm

2 stops23h 00m

$829

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Stansted Airport 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 day to depart on your flight to Philadelphia?

The cheapest day to depart from London Stansted Airport to Philadelphia is on a Monday. Travelers who choose to depart for Philadelphia on a Monday will often find tickets for as low as $837. On the other hand, Sunday is the most expensive day to depart from London Stansted Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,040.

What is the cheapest time of day to depart on your flight to Philadelphia?

According to our data, the cheapest time of day to fly to Philadelphia is at noon. momondo users have found flights departing from London Stansted Airport to Philadelphia at noon for as low as $859. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $938.

When to book flights from London Stansted Airport to Philadelphia

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

Estimated round-trip price

Cheap London Stansted Airport to Philadelphia (STN to PHL) flight deals and tips

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

Best Price Found	$402
Fastest flight time	12h 05m
Direct flights	None

The best one-way flight to Philadelphia from London Stansted Airport in the past 72 hours is $402. The best round-trip flight deal from London Stansted Airport to Philadelphia found on momondo in the last 72 hours is $792.

The fastest flight from London Stansted Airport to Philadelphia takes 12h 05m

There are no direct flights from London Stansted Airport to Philadelphia. There are no popular flight routes from London Stansted Airport to Philadelphia.

Search flight deals

Frequently asked questions about flying from London Stansted Airport to Philadelphia

How far is London Stansted to Philadelphia by plane?
The distance between London Stansted and Philadelphia is about 3545.2 mi. By plane, this route typically takes 12h 05m.
When did momondo last update prices for flights from London Stansted Airport to Philadelphia Airport?
Prices for flights from London Stansted Airport to Philadelphia Airport were last updated today.
How old do you have to be to fly from London Stansted Airport 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 Stansted Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Wildwood

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Wildwood Crest

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Cherry Hill

King of Prussia

Newark

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Vineland

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Avalon

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Philadelphia for you.

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

momondo does allow users to show only those flights to Philadelphia from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Philadelphia.

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

Yes. momondo can track prices for London to Philadelphia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.