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$153+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
STT — PHL
May 22 — May 291
Fri 5/22
Fri 5/29
1 adult, Economy
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Cheap 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 April 22, 2026.

This CheapOair deal was found by Cheapflights users on 4/20. 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.
Thu 6/111:52 pm
STT
-
PHL
1 stop19h 33m
Spirit Airlines
Mon 6/156:45 am
PHL
-
STT
1 stop6h 02m
Spirit Airlines
Deal found 4/20$378
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:49 am
STT
-
PHL
1 stop8h 25m
Multiple Airlines
Sat 5/210:38 pm
PHL
-
STT
1 stop11h 16m
Multiple Airlines
Deal found 4/20$392
This CheapOair deal was found by Cheapflights users on 4/22. 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.
Thu 7/92:29 pm
STT
-
PHL
1 stop20h 41m
Spirit Airlines
Sun 7/127:05 am
PHL
-
STT
1 stop6h 18m
Spirit Airlines
Deal found 4/22$398
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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.
Fri 7/171:33 pm
STT
-
PHL
1 stop10h 52m
Spirit Airlines
Sun 7/197:05 am
PHL
-
STT
1 stop6h 18m
Spirit Airlines
Deal found 4/22$459
This Mytrip deal was found by Cheapflights users on 4/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:25 pm
STT
-
PHL
2 stops20h 31m
Spirit Airlines
Sat 5/210:54 am
PHL
-
STT
2 stops24h 36m
Spirit Airlines
Deal found 4/20$462
This CheapOair deal was found by Cheapflights users on 4/20. 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.
Sat 6/61:52 pm
STT
-
PHL
1 stop10h 06m
Spirit Airlines
Sat 6/131:00 pm
PHL
-
STT
1 stop23h 47m
Spirit Airlines
Deal found 4/20$479

Find 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 April 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$378
(CheapOair)

One-way from

$153
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$1,146

Good round-trip deal

$683 or less

Good one-way deal

$270 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
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($267 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($58 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Saint Thomas Island Cyril E King to Philadelphia.
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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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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 April 22, 2026.
Use the filters below to find and compare flights from Saint Thomas Island to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 6/11

1:52 pm-9:25 am

1 stop19h 33m

Philadelphia

Mon 6/15

6:45 am-12:47 pm

1 stop6h 02m

$378
Quickest round-trip

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 7/9

2:29 pm-12:25 am

2 stops9h 56m

Philadelphia

Sun 7/12

7:05 am-1:23 pm

1 stop6h 18m

$400

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 7/17

2:29 pm-12:25 am

2 stops9h 56m

Philadelphia

Sun 7/19

8:20 pm-1:23 pm

2 stops17h 03m

$519
Cheapest one-way

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sun 6/14

1:52 pm-9:25 am

1 stop19h 33m

$198

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 6/19

2:29 pm-11:43 am

1 stop21h 14m

$200
Quickest one-way

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Wed 5/20

2:10 pm-10:40 pm

1 stop8h 30m

$203

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sat 10/17

1:59 pm-11:41 pm

2 stops9h 42m

$228

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sun 10/18

2:50 pm-1:00 am

1 stop10h 10m

$292

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sun 7/19

1:40 pm-10:35 am

2 stops20h 55m

$298

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Tue 5/19

5:28 pm-2:49 pm

2 stops21h 21m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 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 April 22, 2026.

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

How much does it cost to fly round-trip from Saint Thomas Island to Philadelphia?

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 April 22, 2026.
Get a feel of what it's like to fly with American Airlines and Spirit Airlines from Saint Thomas Island to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,647 reviews

Comfort

7.2

Boarding

7.5

Crew

7.9

Overall

7.1

Food

6.4

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.
American Airlines
7.1
Good
11,647 reviews
American Airlines
7.1
Good
11,647 reviews

Comfort

7.2

Boarding

7.5

Crew

7.9

Overall

7.1

Food

6.4

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.
Spirit Airlines
6.3
Okay
8,627 reviews
American Airlines
7.1
Good
11,647 reviews

Comfort

7.2

Boarding

7.5

Crew

7.9

Overall

7.1

Food

6.4

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

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 are 2 flights 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 10h 06m.

  • How long is the flight from Saint Thomas Island to Philadelphia?

    Spirit Airlines can get you from Saint Thomas Island to Philadelphia in just under 19h 33m. Your travel time can differ by up to . The distance between Saint Thomas Island and Philadelphia is about 1608 mi.

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

    Spirit Airlines, at $174, was found to be the cheapest airline from Saint Thomas Island to Philadelphia. An alternate airline flying to your destination would be American Airlines. Users have found that Spirit Airlines is 72% 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 $131. Delta flights start at $251 while deals on American Airlines start at $277 one-way.

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

    Consider Qatar Airways (81%), American Airlines (75%) or Alaska Airlines (72%) 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 $127. On average you can expect to pay $726. The most popular route, (Saint Thomas Island Cyril E King - Philadelphia), can usually be booked for $378.

  • 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.

See more FAQs

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
King of Prussia
Reading
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Ocean City
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Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
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Chester
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Alternative routes for Saint Thomas Island to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Saint Thomas Island to John F Kennedy Intl flights
Saint Thomas Island to Newark flights
Saint Thomas Island to Dulles Intl flights
Christiansted to LaGuardia flights

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 April 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$174Average$320FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$579Average$670FlexibilityNo cancel feeOn-time71%

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