Which airport typically offers the quickest layover for flights from Philadelphia to Saint Thomas Island?

Flights via Orlando (MCO) offer the fastest connection on this route, with an average layover time of 3h 11m.

What’s the fastest layover option from Philadelphia to Saint Thomas Island?

Flights via San Juan (SJU) have the shortest average one-way travel time for 1-stop routes: 7h 52m.

What’s the cheapest layover airport for flights from Philadelphia to Saint Thomas Island?

San Juan (SJU) is the most affordable 1-stop option, with an average round-trip price of $179.

What’s the top layover airport for flights from Philadelphia to Saint Thomas Island?

San Juan (SJU) – chosen by Cheapflights users on 60% of 1-stop itineraries from Philadelphia to Saint Thomas Island on Cheapflights.

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

There are many flights that can get you from Philadelphia to Saint Thomas Island in 14h 02m. Fly via Spirit Airlines to get the fastest option. The distance between Philadelphia and Saint Thomas Island is about 1608 mi.

What is the cheapest day to fly from Philadelphia to Saint Thomas Island?

Travelers seeking maximum savings on their Philadelphia to Saint Thomas Island flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Philadelphia to Saint Thomas Island?

American Airlines, Delta and Frontier are the most popular airlines when flying from Philadelphia to Saint Thomas Island.

Most accurate provider : When it comes to deals on Philadelphia-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Saint Thomas Island flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Philadelphia-Saint Thomas Island 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 Philadelphia-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

Yes. Cheapflights offers flight deals from Philadelphia to Saint Thomas Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$129+ Cheap Flights from Philadelphia to Saint Thomas Island

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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.

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Cheapflights Tip: The best prices from Philadelphia to Saint Thomas Island Cyril E King are usually found in September or November, booked 33 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap flight deals from Philadelphia to Saint Thomas Island

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$227 (Cheapflightsfares)
One-way from	$129 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$509
Good round-trip deal	$770 or less

Provider with most accurate pricing for Philadelphia-Saint Thomas Island Cyril E King flight deals.

Search Deals

Provider most trusted by Cheapflights users for Philadelphia-Saint Thomas Island Cyril E King flights.

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From Philadelphia to Saint Thomas Island Cyril E King

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One-way flight from Philadelphia to Saint Thomas Island Cyril E King

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High demand for flights, 1% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a round-trip flight from Philadelphia to Saint Thomas Island Cyril E King.

Search Deals

Find flight deals from Philadelphia to Saint Thomas Island

Cheapest flights from Philadelphia to Saint Thomas Island
Explore the most affordable flight options available from Philadelphia to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

Sat 10/255:20 amPHL - STT

1 stop7h 39mSpirit Airlines

Sat 11/12:01 pmSTT - PHL

1 stop7h 23mSpirit Airlines

Deal found 9/23

$227

Wed 12/37:00 amPHL - STT

1 stop7h 11mSpirit Airlines

Sat 12/64:06 pmSTT - PHL

1 stop6h 59mSpirit Airlines

Deal found 9/24

$241

Sat 10/187:54 pmPHL - STT

1 stop14h 02mSpirit Airlines

Sat 10/2511:01 amSTT - PHL

1 stop7h 48mSpirit Airlines

Deal found 9/24

$253

Sat 10/187:54 pmPHL - STT

1 stop14h 02mSpirit Airlines

Sat 11/81:33 pmSTT - PHL

1 stop11h 59mSpirit Airlines

Deal found 9/23

$257

Sun 10/265:20 amPHL - STT

1 stop8h 15mSpirit Airlines

Wed 11/54:06 pmSTT - PHL

1 stop6h 59mSpirit Airlines

Deal found 9/23

$258

Thu 11/135:15 amPHL - STT

1 stop6h 13mSpirit Airlines

Tue 11/184:06 pmSTT - PHL

1 stop6h 59mSpirit Airlines

Deal found 9/24

$269

Sun 10/195:05 amPHL - STT

1 stop28h 51mMultiple Airlines

Sat 11/12:01 pmSTT - PHL

1 stop7h 23mMultiple Airlines

Deal found 9/22

$271

Sat 11/88:05 pmPHL - STT

1 stop15h 23mSpirit Airlines

Sat 11/151:33 pmSTT - PHL

1 stop11h 59mSpirit Airlines

Deal found 9/23

$273

Fri 10/179:55 pmPHL - STT

2 stops15h 04mSpirit Airlines

Mon 10/2011:01 amSTT - PHL

1 stop12h 58mSpirit Airlines

Deal found 9/23

$277

Best flights from Philadelphia to Saint Thomas Island
Discover carefully curated flight deals from Philadelphia to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2025.

Sat 10/187:54 pmPHL - STT

1 stop14h 02mSpirit Airlines

Sat 10/2511:01 amSTT - PHL

1 stop7h 48mSpirit Airlines

Deal found 9/24

$253

Wed 10/2210:49 amPHL - STT

2 stops23h 07mMultiple Airlines

Mon 10/2711:01 amSTT - PHL

1 stop12h 58mMultiple Airlines

Deal found 9/24

$321

Tue 1/206:30 amPHL - STT

1 stop7h 25mDelta

Fri 1/231:55 pmSTT - PHL

1 stop7h 42mDelta

Deal found 9/24

$579

Sat 2/285:35 pmPHL - STT

2 stops20h 20mSouthwest

Wed 3/43:55 pmSTT - PHL

1 stop7h 00mSouthwest

Deal found 9/24

$579

Sat 1/245:15 amPHL - STT

1 stop6h 13mSpirit Airlines

Sat 1/314:06 pmSTT - PHL

1 stop6h 59mSpirit Airlines

Deal found 9/25

$353

Mon 2/235:01 amPHL - STT

1 stop9h 10mMultiple Airlines

Fri 2/274:06 pmSTT - PHL

1 stop19h 25mMultiple Airlines

Deal found 9/24

$392

Fri 12/125:15 amPHL - STT

2 stops8h 56mSpirit Airlines

Wed 12/174:06 pmSTT - PHL

1 stop6h 59mSpirit Airlines

Deal found 9/24

$372

Sun 1/45:15 amPHL - STT

1 stop6h 13mSpirit Airlines

Sun 2/11:33 pmSTT - PHL

1 stop11h 59mSpirit Airlines

Deal found 9/25

$428

Mon 1/196:30 amPHL - STT

1 stop8h 24mDelta

Wed 1/284:00 pmSTT - PHL

1 stop8h 27mDelta

Deal found 9/24

$579

Tue 1/66:30 amPHL - STT

1 stop8h 24mDelta

Wed 1/144:00 pmSTT - PHL

1 stop8h 27mDelta

Deal found 9/23

$579

Mon 3/25:55 amPHL - STT

1 stop8h 59mDelta

Thu 3/54:00 pmSTT - PHL

1 stop9h 22mDelta

Deal found 9/24

$579

Mon 2/235:55 amPHL - STT

1 stop8h 00mDelta

Wed 3/44:00 pmSTT - PHL

1 stop7h 56mDelta

Deal found 9/24

$579

Last-minute flights from Philadelphia to Saint Thomas Island
Discover last-minute flight deals from Philadelphia to Saint Thomas Island. Data last updated September 25, 2025 and is based on user searches.

Tue 10/145:33 amPHL - STT

1 stop28h 23mSpirit Airlines

Fri 10/1711:01 amSTT - PHL

1 stop12h 58mSpirit Airlines

Deal found 9/24

$280

Fri 10/177:54 pmPHL - STT

1 stop14h 02mSpirit Airlines

Mon 10/2011:01 amSTT - PHL

1 stop12h 58mSpirit Airlines

Deal found 9/24

$266

Sat 10/187:54 pmPHL - STT

1 stop14h 02mSpirit Airlines

Sat 10/2511:01 amSTT - PHL

1 stop7h 48mSpirit Airlines

Deal found 9/24

$253

Sat 10/187:54 pmPHL - STT

1 stop14h 02mSpirit Airlines

Sat 11/81:33 pmSTT - PHL

1 stop11h 59mSpirit Airlines

Deal found 9/23

$257

Sun 10/195:05 amPHL - STT

1 stop28h 51mMultiple Airlines

Sat 11/12:01 pmSTT - PHL

1 stop7h 23mMultiple Airlines

Deal found 9/22

$271

Tue 10/215:33 amPHL - STT

1 stop28h 23mSpirit Airlines

Mon 10/2711:01 amSTT - PHL

1 stop12h 58mSpirit Airlines

Deal found 9/23

$279

Tue 10/215:33 amPHL - STT

1 stop28h 23mSpirit Airlines

Tue 10/2811:01 amSTT - PHL

1 stop12h 35mSpirit Airlines

Deal found 9/22

$282

Sat 10/255:20 amPHL - STT

1 stop7h 39mSpirit Airlines

Sat 11/12:01 pmSTT - PHL

1 stop7h 23mSpirit Airlines

Deal found 9/23

$227

Sun 10/265:20 amPHL - STT

1 stop8h 15mSpirit Airlines

Wed 11/54:06 pmSTT - PHL

1 stop6h 59mSpirit Airlines

Deal found 9/23

$258

One-way flights from Philadelphia to Saint Thomas Island
Search for one-way flight options from Philadelphia to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated September 25, 2025.

Fri 10/249:55 pmPHL - STT

1 stop12h 01mSpirit Airlines

Deal found 9/25

$129

Tue 10/215:33 amPHL - STT

1 stop28h 23mSpirit Airlines

Deal found 9/24

$132

Mon 10/275:05 amPHL - STT

1 stop28h 51mMultiple Airlines

Deal found 9/25

$134

Mon 10/205:05 amPHL - STT

1 stop28h 51mMultiple Airlines

Deal found 9/24

$135

Wed 11/197:00 amPHL - STT

1 stop7h 11mSpirit Airlines

Deal found 9/22

$137

Wed 10/225:33 amPHL - STT

1 stop28h 23mSpirit Airlines

Deal found 9/23

$140

Sat 10/255:20 amPHL - STT

1 stop7h 39mSpirit Airlines

Deal found 9/25

$144

Fri 10/245:05 amPHL - STT

1 stop28h 51mMultiple Airlines

Deal found 9/24

$145

Sat 11/158:05 pmPHL - STT

1 stop15h 23mSpirit Airlines

Deal found 9/24

$146

Sat 10/254:00 pmPHL - STT

1 stop21h 35mMultiple Airlines

Deal found 9/24

$147

Sun 10/265:05 amPHL - STT

1 stop28h 51mMultiple Airlines

Deal found 9/25

$148

Cheapflights Fare Finder

Use the filters below to find and compare flights from Philadelphia to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sat 10/18

7:54 pm-9:56 am

1 stop14h 02m

Saint Thomas Island Cyril E King

Sat 10/25

11:01 am-6:49 pm

1 stop7h 48m

$253

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Wed 10/22

10:49 am-9:56 am

2 stops23h 07m

Saint Thomas Island Cyril E King

Mon 10/27

11:01 am-11:59 pm

1 stop12h 58m

$321

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sat 1/24

5:15 am-12:28 pm

1 stop6h 13m

Saint Thomas Island Cyril E King

Sat 1/31

4:06 pm-10:05 pm

1 stop6h 59m

$353

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Fri 12/12

5:15 am-3:11 pm

2 stops8h 56m

Saint Thomas Island Cyril E King

Wed 12/17

4:06 pm-10:05 pm

1 stop6h 59m

$372

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Mon 2/23

5:01 am-3:11 pm

1 stop9h 10m

Saint Thomas Island Cyril E King

Fri 2/27

4:06 pm-10:31 am

1 stop19h 25m

$392

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sun 1/4

5:15 am-12:28 pm

1 stop6h 13m

Saint Thomas Island Cyril E King

Sun 2/1

1:33 pm-12:32 am

1 stop11h 59m

$428

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Tue 1/20

6:30 am-2:55 pm

1 stop7h 25m

Saint Thomas Island Cyril E King

Fri 1/23

1:55 pm-8:37 pm

1 stop7h 42m

$579

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sat 2/28

5:35 pm-2:55 pm

2 stops20h 20m

Saint Thomas Island Cyril E King

Wed 3/4

3:55 pm-9:55 pm

1 stop7h 00m

$579

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Mon 1/19

6:30 am-3:54 pm

1 stop8h 24m

Saint Thomas Island Cyril E King

Wed 1/28

4:00 pm-11:27 pm

1 stop8h 27m

$579

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Tue 1/6

6:30 am-3:54 pm

1 stop8h 24m

Saint Thomas Island Cyril E King

Wed 1/14

4:00 pm-11:27 pm

1 stop8h 27m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/25

Showing 1-10 of 20 results

Compare providers for flights from Philadelphia to Saint Thomas Island

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Saint Thomas Island in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy2 stars	Trust Score*1 star
Cheapfaremart	Price Accuracy-	Trust Score*1 star
JustAirTicket	Price Accuracy-	Trust 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 Philadelphia-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Saint Thomas Island flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Philadelphia-Saint Thomas Island 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 Philadelphia-Saint Thomas Island 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 Philadelphia to Saint Thomas Island

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

Prices

How far ahead should I book a flight from Philadelphia to Saint Thomas Island?

The price you pay for your flight from Philadelphia to Saint Thomas Island may vary depending on when you book. For the best chance of a lower fare, look to book 33 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Philadelphia to Saint Thomas Island (average of $433). Flying from Philadelphia to Saint Thomas Island in June is currently the most expensive (average of $642). 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 PHL to STT?

When flying from Philadelphia to Saint Thomas Island, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 52% versus a flight in the morning.

Reviews of airlines servicing Saint Thomas Island

Read through reviews of airlines operating flights from Philadelphia to Saint Thomas Island, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,926 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,045 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Frontier

5.8

Fair

3,162 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Philadelphia to Saint Thomas Island?
There are many flights that can get you from Philadelphia to Saint Thomas Island in 14h 02m. Fly via Spirit Airlines to get the fastest option. The distance between Philadelphia and Saint Thomas Island is about 1608 mi.
What are the cheapest airlines flying from Philadelphia to Saint Thomas Island round-trip?
Our cheapest airline available from Philadelphia to Saint Thomas Island is Frontier. Our recent data shows that you can find tickets from as low as $108 on this airline. Additional options worth looking into are Spirit Airlines and American Airlines, starting at $227 and $436 round-trip. Frontier is currently priced 81% below the average price you’ll pay for this route.
What are the cheapest flights from Philadelphia to Saint Thomas Island?
On average you can expect to pay $915 for a flight from Philadelphia to Saint Thomas Island. The cheapest flight overall is $590 while the most popular route, (Philadelphia - Saint Thomas Island Cyril E King) is currently priced at $241.
Can I find deals for flights from Philadelphia to Saint Thomas Island that include hotel bookings?
Yes. In addition to deals on Philadelphia to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Saint Thomas Island?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Saint Thomas Island.
Can I find deals for business class flights from Philadelphia to Saint Thomas Island?
Yes. Cheapflights offers flight deals from Philadelphia to Saint Thomas Island 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 Philadelphia to Saint Thomas Island?
Currently, September is the cheapest month in which you can book a flight from Philadelphia to Saint Thomas Island (average of $433). Flying from Philadelphia to Saint Thomas Island in June is currently the most expensive (average of $642). 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

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Top 5 airlines flying from Philadelphia to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$108	Average$220	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$227	Average$374	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$436	Average$677	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$464	Average$753	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$527	Average$752	FlexibilityNo cancel fee	On-time69%

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$129+ Cheap flights from Philadelphia (PHL) to Saint Thomas Island (STT)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Philadelphia to Saint Thomas Island Cyril E King are usually found in September or November, booked 33 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap flight deals from Philadelphia to Saint Thomas Island

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from Philadelphia to Saint Thomas Island

Cheapest flights from Philadelphia to Saint Thomas IslandExplore the most affordable flight options available from Philadelphia to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

Explore the most affordable flight options available from Philadelphia to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Philadelphia to Saint Thomas Island that are best for you.

Compare providers for flights from Philadelphia to Saint Thomas Island

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 Philadelphia to Saint Thomas Island in September.

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

Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Philadelphia with our price prediction graph.

Cheapflights Insights

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

How far ahead should I book a flight from Philadelphia to Saint Thomas Island?

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

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

What’s the top layover airport for flights from Philadelphia to Saint Thomas Island?

What’s the fastest layover option from Philadelphia to Saint Thomas Island?

What’s the fastest layover option from Philadelphia to Saint Thomas Island?

Which airport typically offers the quickest layover for flights from Philadelphia to Saint Thomas Island?

Reviews of airlines servicing Saint Thomas Island

Read through reviews of airlines operating flights from Philadelphia to Saint Thomas Island, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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

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

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

Traveling to a place near Saint Thomas Island?

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Alternative routes for Philadelphia to Saint Thomas Island

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Top 5 airlines flying from Philadelphia to Saint Thomas Island

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Cheapest flights from Philadelphia to Saint Thomas Island
Explore the most affordable flight options available from Philadelphia to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.