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.

$291 Cheap Flights from London Stansted Airport to Philadelphia in 2026

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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.

6:30 am - 6:55 pm

STN

PHL

17h 25m

1 stop

8:25 pm - 7:30 pm

PHL

STN

18h 05m

1 stop

$627Multiple Airlines

vie., may. 8 - dom., may. 10

6:30 am - 4:00 pm

STN

PHL

14h 30m

1 stop

6:30 pm - 7:50 am

PHL

STN

9h 20m

1 stop

$706Multiple Airlines

jue., mar. 5 - lun., mar. 9

5:55 am - 11:11 am

STN

PHL

34h 16m

2 stops

8:25 pm - 12:45 pm

PHL

STN

11h 20m

1 stop

$730Multiple Airlines

vie., feb. 13 - mar., may. 12

5:55 am - 11:11 am

STN

PHL

34h 16m

2 stops

8:25 pm - 11:35 am

PHL

STN

10h 10m

1 stop

$737Multiple Airlines

vie., feb. 13 - mié., may. 13

6:25 am - 6:55 pm

STN

PHL

17h 30m

2 stops

8:25 pm - 12:45 pm

PHL

STN

11h 20m

1 stop

$740Multiple Airlines

sáb., abr. 25 - mar., abr. 28

6:30 am - 5:00 pm

STN

PHL

14h 30m

1 stop

6:30 pm - 4:35 pm

PHL

STN

18h 05m

1 stop

$742Multiple Airlines

vie., mar. 13 - vie., mar. 20

6:05 am - 6:55 pm

STN

PHL

17h 50m

2 stops

8:25 pm - 11:35 am

PHL

STN

10h 10m

1 stop

$780Multiple Airlines

dom., abr. 26 - mié., abr. 29

6:30 am - 5:00 pm

STN

PHL

14h 30m

1 stop

6:30 pm - 7:50 am

PHL

STN

9h 20m

1 stop

$785Multiple Airlines

vie., mar. 13 - vie., mar. 20

6:35 am - 2:46 pm

STN

PHL

37h 11m

3 stops

3:30 pm - 11:20 pm

PHL

STN

26h 50m

3 stops

$814Multiple Airlines

sáb., abr. 25 - mar., abr. 28

12:00 pm - 5:05 pm

STN

PHL

33h 05m

3 stops

3:30 pm - 10:55 pm

PHL

STN

27h 25m

3 stops

$837Multiple Airlines

sáb., mar. 14 - sáb., mar. 21

momondo 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

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

vie. 5/8

6:30 am-6:55 pm

1 stop17h 25m

Philadelphia

dom. 5/10

8:25 pm-7:30 pm

1 stop18h 05m

$627

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

jue. 3/5

6:30 am-4:00 pm

1 stop14h 30m

Philadelphia

lun. 3/9

6:30 pm-7:50 am

1 stop9h 20m

$706

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

vie. 2/13

5:55 am-11:11 am

2 stops34h 16m

Philadelphia

mar. 5/12

8:25 pm-12:45 pm

1 stop11h 20m

$730

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

vie. 2/13

5:55 am-11:11 am

2 stops34h 16m

Philadelphia

mié. 5/13

8:25 pm-11:35 am

1 stop10h 10m

$737

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

sáb. 4/25

6:25 am-6:55 pm

2 stops17h 30m

Philadelphia

mar. 4/28

8:25 pm-12:45 pm

1 stop11h 20m

$740

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

vie. 3/13

6:30 am-5:00 pm

1 stop14h 30m

Philadelphia

vie. 3/20

6:30 pm-4:35 pm

1 stop18h 05m

$742

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

dom. 4/26

6:05 am-6:55 pm

2 stops17h 50m

Philadelphia

mié. 4/29

8:25 pm-11:35 am

1 stop10h 10m

$780

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

vie. 3/13

6:30 am-5:00 pm

1 stop14h 30m

Philadelphia

vie. 3/20

6:30 pm-7:50 am

1 stop9h 20m

$785

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

sáb. 4/25

6:35 am-2:46 pm

3 stops37h 11m

Philadelphia

mar. 4/28

3:30 pm-11:20 pm

3 stops26h 50m

$814

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

sáb. 3/14

12:00 pm-5:05 pm

3 stops33h 05m

Philadelphia

sáb. 3/21

3:30 pm-10:55 pm

3 stops27h 25m

$837

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 Thursday. Travelers who choose to depart for Philadelphia on a Thursday will often find tickets for as low as $776. 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 $903.

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 $805. 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 $831.

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

Fastest flight time	10h 40m
Direct flights	None

The fastest flight from London Stansted Airport to Philadelphia takes 10h 40m

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

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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 10h 40m.
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

Cape May

Rehoboth Beach

Wildwood Crest

Ocean City

King of Prussia

Cherry Hill

Newark

Dewey Beach

Reading

North Wildwood

Avalon

Dover

Lewes

Stone Harbor

Essington

Vineland

New Castle

Pottstown

Somers Point

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.