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$103+ Cheap flights from Saint Thomas Island (STT) 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
STT — PHL
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Saint Thomas Island to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Saint Thomas Island (STT) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Cheapflightsfares)

One-way from

$103
(Cheapflightsfares)

Popular in

April

Cheapest in

February

Average price

$410

Good one-way deal

$411 or less
Provider with most accurate pricing for Saint Thomas Island Cyril E King-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Saint Thomas Island Cyril E King-Philadelphia flights.
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From Saint Thomas Island Cyril E King to Philadelphia
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One-way flight from Saint Thomas Island Cyril E King to Philadelphia
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Highest demand for flights based on searches. 23% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($78 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a one-way flight from Saint Thomas Island Cyril E King to Philadelphia.
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Find flight deals from Saint Thomas Island to Philadelphia

Cheapest flights from Saint Thomas Island to Philadelphia
Explore the most affordable flight options available from Saint Thomas Island to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1011:05 amSTT - PHL
1 stop10h 07mSpirit Airlines
Tue 4/157:05 pmPHL - STT
1 stop14h 55mSpirit Airlines
Deal found 3/24$238
This CheapOair deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/281:49 pmSTT - PHL
1 stop11h 44mMultiple Airlines
Tue 4/86:00 amPHL - STT
1 stop7h 00mMultiple Airlines
Deal found 3/24$328
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/201:38 pmSTT - PHL
1 stop8h 15mAmerican Airlines
Wed 8/275:52 amPHL - STT
2 stops8h 58mAmerican Airlines
Deal found 3/24$439
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/213:00 pmSTT - PHL
1 stop9h 27mDelta
Mon 8/256:55 amPHL - STT
1 stop7h 00mDelta
Deal found 3/24$504
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/184:45 pmSTT - PHL
3 stops21h 32mUnited Airlines
Mon 8/256:30 amPHL - STT
2 stops11h 00mUnited Airlines
Deal found 3/24$749

Cheapflights Fare Finder

Customize your flight search to find flights from Saint Thomas Island to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
Use the filters below to find and compare flights from Saint Thomas Island to Philadelphia that are best for you.

Fly from

Saint Thomas Island

Fly to

Philadelphia

Route

Depart

Return

Price

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/10

11:05 am-9:12 pm

1 stop10h 07m

Philadelphia

Tue 4/15

7:05 pm-10:00 am

1 stop14h 55m

$238

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Wed 8/20

5:25 pm-7:27 am

2 stops14h 02m

Philadelphia

Wed 8/27

5:52 am-2:50 pm

2 stops8h 58m

$439

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 6/27

1:47 pm-9:28 pm

1 stop7h 41m

Philadelphia

Fri 7/25

6:00 am-11:55 am

1 stop5h 55m

$485

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 8/21

3:00 pm-12:27 am

1 stop9h 27m

Philadelphia

Mon 8/25

6:55 am-1:55 pm

1 stop7h 00m

$504

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Mon 8/18

4:45 pm-2:17 pm

3 stops21h 32m

Philadelphia

Mon 8/25

6:30 am-5:30 pm

2 stops11h 00m

$749

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sat 5/3

9:30 am-7:47 pm

1 stop10h 17m

$103

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 6/13

1:09 pm-1:28 am

1 stop12h 19m

$139

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Wed 5/28

2:51 pm-12:57 am

1 stop10h 06m

$252

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Wed 6/25

4:00 pm-11:51 pm

2 stops7h 51m

$292

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 5/22

4:45 pm-11:29 pm

1 stop6h 44m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 11 results
1
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Compare providers for flights from Saint Thomas Island to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Saint Thomas Island to Philadelphia in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Saint Thomas Island-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint Thomas Island-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint Thomas Island-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint Thomas Island-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Saint Thomas Island-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Saint Thomas Island to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Saint Thomas Island 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.

Cheapflights Insights

Everything you need to know about your flight from Saint Thomas Island to Philadelphia

What is the cheapest month to book a flight from Saint Thomas Island to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Saint Thomas Island to Philadelphia (average of $236). Flying from Saint Thomas Island 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.

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

Find hourly flight availability from Saint Thomas Island to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

It’s optimal to fly from Saint Thomas Island to Philadelphia at noon. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight in the morning.

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

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.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated March 26, 2025.
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,608 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Spirit Airlines
6.3
Okay
7,878 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,272 reviews
Delta
8.0
Very good
7,891 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What airports do I use to fly from Saint Thomas Island to Philadelphia?

    You will need to book a flight from Saint Thomas Island Cyril E King to Philadelphia if you want to fly from Saint Thomas Island to Philadelphia. At least 2 different airlines have flights from Cyril E King (STT) to Philadelphia (PHL) on a regular basis. There is 1 flight to Philadelphia from the Saint Thomas Island airport per day. If you manage to book one that is nonstop, then you can expect the flight time from STT to PHL to be around 8h 21m.

  • What are the cheapest airlines flying from Saint Thomas Island to Philadelphia round-trip?

    Spirit Airlines, at $238, was found to be the cheapest airline from Saint Thomas Island to Philadelphia.Alternate airlines to your destination round-trip include American Airlines and Delta. Users have found that Spirit Airlines is 54% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Saint Thomas Island to Philadelphia one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $103. Frontier flights start at $139 while deals on Delta start at $252 one-way.

  • What are the most reliable airlines from Saint Thomas Island to Philadelphia?

    Consider Alaska Airlines (83%), American Airlines (77%) or Qatar Airways (76%) when booking your flight. These represent the most reliable airlines when flying from Saint Thomas Island to Philadelphia.

  • What are the cheapest flights from Saint Thomas Island to Philadelphia?

    The cheapest flight price from Saint Thomas Island to Philadelphia is $137. On average you can expect to pay $451. The most popular route, (Saint Thomas Island Cyril E King - Philadelphia), can usually be booked for $232.

  • Can I find deals for flights from Saint Thomas Island to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Saint Thomas Island to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Saint Thomas Island to Philadelphia?

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

  • Can I find deals for business class flights from Saint Thomas Island to Philadelphia?

    Yes. Cheapflights offers flight deals from Saint Thomas Island 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 Saint Thomas Island to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Saint Thomas Island to Philadelphia (average of $236). Flying from Saint Thomas Island 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

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
King of Prussia
Vineland
Pottstown
Wildwood
Reading
Cherry Hill
Exton
Ocean City
Essington
Chester
Newark
Middletown
Willow Grove
Millville
Ephrata
Camden
Dewey Beach
West Chester
Malvern
Dover

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Top 2 airlines flying from Saint Thomas Island to Philadelphia

Discover the top 2 airlines that operate flights from Saint Thomas Island to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$197Average$295FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$418Average$647FlexibilityNo cancel feeOn-time71%
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