What is the cheapest month to book a flight from London Stansted Airport to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from London Stansted Airport to Philadelphia (average of $236). Flying from London Stansted Airport to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

How far in advance should I book a flight from London Stansted Airport to Philadelphia?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 17 days in advance, which can save you up to 38% on flights from London Stansted Airport to Philadelphia compared to booking the week you need them. Waiting 17 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $699. For sooner than that we have options available in the next 3 days from $1,030.

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

February can be a great time to fly to Philadelphia from London Stansted Airport with a flight ticket averaging about $752. Cheapflights users have found deals in the month of February for as cheap as $524. The most expensive prices can be found in the month of August.

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

When flying from London Stansted Airport to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Philadelphia (PHL) is the airport you will fly into if you book a flight from London Stansted to Philadelphia. You should not have trouble finding flights to Philadelphia from London Stansted; the airport handles an average of 0 inbound flights from London Stansted per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Philadelphia airport from London Stansted. It is only a 7.0 mi journey from Philadelphia (PHL) to 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 vacation 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.

$517+ Flights from London Stansted Airport to Philadelphia

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Stansted to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Stansted to Philadelphia

Round-trip from	$775 (Mytrip)
One-way from	$517 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$848

From London Stansted to Philadelphia

Search Deals

One-way flight from London Stansted to Philadelphia

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($78 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Stansted to Philadelphia

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 July 1, 2025.

Thu 8/1410:55 pmSTN - PHL

3 stops28h 12mMultiple Airlines

Mon 8/183:20 pmPHL - STN

2 stops18h 00mMultiple Airlines

Deal found 7/1

$775

Best flights from Stansted to Philadelphia
Discover carefully curated flight deals from Stansted to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Thu 8/1410:55 pmSTN - PHL

3 stops28h 12mMultiple Airlines

Mon 8/183:20 pmPHL - STN

2 stops18h 00mMultiple Airlines

Deal found 7/1

$775

Last-minute flights from Stansted to Philadelphia
Discover last-minute flight deals from Stansted to Philadelphia. Data last updated July 1, 2025 and is based on user searches.

Thu 7/106:55 amSTN - PHL

1 stop17h 05mMultiple Airlines

Wed 7/165:40 pmPHL - STN

2 stops22h 15mMultiple Airlines

Deal found 6/29

$1,324

Thu 8/1410:55 pmSTN - PHL

3 stops28h 12mMultiple Airlines

Mon 8/183:20 pmPHL - STN

2 stops18h 00mMultiple Airlines

Deal found 7/1

$775

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 July 1, 2025.

Mon 10/136:45 amSTN - PHL

3 stops31h 37mMultiple Airlines

Deal found 6/30

$517

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

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

Thu 8/14

10:55 pm-10:07 pm

3 stops28h 12m

Philadelphia

Mon 8/18

3:20 pm-2:20 pm

2 stops18h 00m

$775

LondonPhiladelphia

STN - PHL

STNPHL

London Stansted

Mon 10/13

6:45 am-9:22 am

3 stops31h 37m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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.

Estimated round-trip 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?
Philadelphia (PHL) is the airport you will fly into if you book a flight from London Stansted to Philadelphia. You should not have trouble finding flights to Philadelphia from London Stansted; the airport handles an average of 0 inbound flights from London Stansted per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Philadelphia airport from London Stansted. It is only a 7.0 mi journey from Philadelphia (PHL) to 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 vacation 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.
What is the cheapest month to book a flight from London Stansted Airport to Philadelphia?
Currently, August is the cheapest month in which you can book a flight from London Stansted Airport to Philadelphia (average of $236). Flying from London Stansted Airport to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Vineland

Wildwood

King of Prussia

Cherry Hill

Pottstown

Ocean City

Chester

Essington

Exton

Reading

Newark

Millville

Ephrata

Camden

Dover

Elkton

Willow Grove

Glen Mills

Springfield

Phoenixville

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$517+ Cheap flights from Stansted (STN) to Philadelphia (PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Stansted to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Stansted to Philadelphia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 July 1, 2025.

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 July 1, 2025.

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

Find useful and relevant information for your journey from Stansted to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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?

What is the cheapest month to book a flight from London Stansted Airport to Philadelphia?

Traveling to a place near London Stansted Airport?

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.

100% Free

Book with Flexibility

Travel Smart

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 July 1, 2025.