What airlines fly to Philadelphia?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Philadelphia from Saint Thomas Island according to our data. American Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 5 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Saint Thomas Island Cyril E King to Philadelphia?

Spirit Airlines is the most popular carrier operating from Saint Thomas Island Cyril E King to Philadelphia

When did momondo last update prices for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport?

Prices for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport were last updated today.

How many operators does momondo search for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport?

There are 2 operators available for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport as of March 2026.

How old do you have to be to fly from Saint Thomas Island Cyril E King Airport to Philadelphia Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Saint Thomas Island Cyril E King 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.

$130 Cheap Flights from Saint Thomas Island to Philadelphia in 2026

Q: How many flights depart from Saint Thomas Island to Philadelphia on average per day?

As of March 2026, there are 1 flights per day flying from Saint Thomas Island to Philadelphia. The most common time of day flights depart is 2:00PM, with 100% of flights taking off in the afternoon.

Q: How many flights depart from Saint Thomas Island to Philadelphia on average per week?

9 flights are operational weekly from Saint Thomas Island to Philadelphia as of March 2026. The most popular departure day for this route is Sat, with 33% of flights per week taking off on this day.

Q: What is the typical price of a round-trip flight between Saint Thomas Island and Philadelphia?

Prices are currently low for flights on this route. Typical prices usually range from $689 to $637. The lowest price recently found on this route was $255.

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Find the cheapest flights from Saint Thomas Island to Philadelphia

Round-trip

One-way

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 pm - 9:49 am

STT

PHL

16h 39m

1 stop

5:45 am - 4:15 pm

PHL

STT

10h 30m

1 stop

$255Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

12:25 pm - 9:57 pm

STT

PHL

9h 32m

2 stops

5:45 am - 11:30 am

PHL

STT

5h 45m

1 stop

$274Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

5:10 pm - 11:37 pm

STT

PHL

6h 27m

1 stop

5:45 am - 11:30 am

PHL

STT

5h 45m

1 stop

$291Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

12:25 pm - 9:57 pm

STT

PHL

9h 32m

2 stops

7:00 am - 4:15 pm

PHL

STT

9h 15m

2 stops

$294Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

5:10 pm - 9:49 am

STT

PHL

16h 39m

1 stop

5:45 am - 4:15 pm

PHL

STT

10h 30m

1 stop

$300Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

5:10 pm - 11:37 pm

STT

PHL

6h 27m

1 stop

7:00 am - 4:15 pm

PHL

STT

9h 15m

2 stops

$310Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

5:10 pm - 9:49 am

STT

PHL

16h 39m

1 stop

7:00 am - 4:15 pm

PHL

STT

9h 15m

2 stops

$319Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

5:10 pm - 9:57 pm

STT

PHL

28h 47m

2 stops

7:00 am - 4:15 pm

PHL

STT

33h 15m

2 stops

$322Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

12:25 pm - 9:57 pm

STT

PHL

9h 32m

2 stops

7:00 am - 4:15 pm

PHL

STT

9h 15m

2 stops

$330Spirit Airlines

Thu, Apr 23 - Sun, Apr 26

4:35 pm - 2:12 pm

STT

PHL

21h 37m

1 stop

5:32 pm - 3:28 pm

PHL

STT

21h 56m

1 stop

$335Multiple Airlines

Wed, Apr 8 - Sun, Apr 12

Spirit Airlines flights from Saint Thomas Island to Philadelphia

Our best Spirit Airlines deals on Saint Thomas Island to Philadelphia flight tickets

Spirit Airlines

Apr 23

STT5:10 pmSaint Thomas Island Cyril E King

16h 39m

1 stop

PHL9:49 amPhiladelphia

Apr 26

PHL5:45 amPhiladelphia

10h 30m

1 stop

STT4:15 pmSaint Thomas Island Cyril E King

$255

Spirit Airlines

Apr 23

STT12:25 pmSaint Thomas Island Cyril E King

9h 32m

2 stops

PHL9:57 pmPhiladelphia

Apr 26

PHL5:45 amPhiladelphia

5h 45m

1 stop

STT11:30 amSaint Thomas Island Cyril E King

$274

Spirit Airlines

Apr 23

STT5:10 pmSaint Thomas Island Cyril E King

6h 27m

1 stop

PHL11:37 pmPhiladelphia

Apr 26

PHL5:45 amPhiladelphia

5h 45m

1 stop

STT11:30 amSaint Thomas Island Cyril E King

$291

American Airlines flights from Saint Thomas Island to Philadelphia

Our best American Airlines deals on Saint Thomas Island to Philadelphia flight tickets

American Airlines

Apr 23

STT11:27 amSaint Thomas Island Cyril E King

4h 15m

PHL3:42 pmPhiladelphia

Apr 26

PHL8:30 amPhiladelphia

4h 05m

STT12:35 pmSaint Thomas Island Cyril E King

$701

American Airlines

Apr 23

STT1:15 pmSaint Thomas Island Cyril E King

7h 32m

1 stop

PHL8:47 pmPhiladelphia

Apr 26

PHL8:30 amPhiladelphia

4h 05m

STT12:35 pmSaint Thomas Island Cyril E King

$706

American Airlines

Apr 23

STT11:27 amSaint Thomas Island Cyril E King

4h 15m

PHL3:42 pmPhiladelphia

Apr 26

PHL8:30 amPhiladelphia

4h 05m

STT12:35 pmSaint Thomas Island Cyril E King

$771

momondo Fare Finder

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 4/23

5:10 pm-9:49 am

1 stop16h 39m

Philadelphia

Sun 4/26

5:45 am-4:15 pm

1 stop10h 30m

$255

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

12:25 pm-9:57 pm

2 stops9h 32m

Philadelphia

Sun 4/26

5:45 am-11:30 am

1 stop5h 45m

$274

Quickest round-trip

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

5:10 pm-11:37 pm

1 stop6h 27m

Philadelphia

Sun 4/26

5:45 am-11:30 am

1 stop5h 45m

$291

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

12:25 pm-9:57 pm

2 stops9h 32m

Philadelphia

Sun 4/26

7:00 am-4:15 pm

2 stops9h 15m

$294

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

5:10 pm-9:49 am

1 stop16h 39m

Philadelphia

Sun 4/26

5:45 am-4:15 pm

1 stop10h 30m

$300

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

5:10 pm-11:37 pm

1 stop6h 27m

Philadelphia

Sun 4/26

7:00 am-4:15 pm

2 stops9h 15m

$310

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

5:10 pm-9:49 am

1 stop16h 39m

Philadelphia

Sun 4/26

7:00 am-4:15 pm

2 stops9h 15m

$319

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

5:10 pm-9:57 pm

2 stops28h 47m

Philadelphia

Sun 4/26

7:00 am-4:15 pm

2 stops33h 15m

$322

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Thu 4/23

12:25 pm-9:57 pm

2 stops9h 32m

Philadelphia

Sun 4/26

7:00 am-4:15 pm

2 stops9h 15m

$330

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Wed 4/8

4:35 pm-2:12 pm

1 stop21h 37m

Philadelphia

Sun 4/12

5:32 pm-3:28 pm

1 stop21h 56m

$335

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 Saint Thomas Island 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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Saint Thomas Island and Philadelphia?

What is the cheapest day to depart on your flight to Philadelphia?

The cheapest day to depart from Saint Thomas Island to Philadelphia is on a Tuesday. Travelers who choose to depart for Philadelphia on a Tuesday will often find tickets for as low as $629. On the other hand, Saturday is the most expensive day to depart from Saint Thomas Island because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $775.

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 in the afternoon. momondo users have found flights departing from Saint Thomas Island to Philadelphia in the afternoon for as low as $629. 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 at noon when prices are around $715.

What is the cheapest Saint Thomas Island Cyril E King to Philadelphia flight route?

Fly from Saint Thomas Island Cyril E King to Philadelphia for the best Saint Thomas Island Cyril E King - Philadelphia flight prices

What cabin class options are available on Saint Thomas Island Cyril E King to Philadelphia flights?

There are 2 cabin classes available to choose from on Saint Thomas Island Cyril E King to Philadelphia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Saint Thomas Island to Philadelphia flights?

You could potentially save up to 19% on your flight if you consider stops on a Saint Thomas Island to Philadelphia flight.

How have Saint Thomas Island to Philadelphia flight prices changed over time?

As of March 2026, prices for Saint Thomas Island to Philadelphia flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from Saint Thomas Island to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Saint Thomas Island to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Saint Thomas Island to Philadelphia (STT to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Saint Thomas Island to Philadelphia

Best Price Found	$322
Fastest flight time	6h 57m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Philadelphia	1 airport

The best one-way flight to Philadelphia from Saint Thomas Island in the past 72 hours is $322. The best round-trip flight deal from Saint Thomas Island to Philadelphia found on momondo in the last 72 hours is $320.

The fastest flight from Saint Thomas Island to Philadelphia takes 6h 57m

Direct flights go from Saint Thomas Island to Philadelphia on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Philadelphia. From Saint Thomas Island there are direct flights to Philadelphia (PHL).

Search flight deals

How far is Saint Thomas Island Cyril E King to Philadelphia by plane?
The straight-line distance from Saint Thomas Island Cyril E King to Philadelphia is 1611.8 mi. Flights usually cover this in 6h 57m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport?
Prices for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport were last updated today.
How many operators does momondo search for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport?
There are 2 operators available for flights from Saint Thomas Island Cyril E King Airport to Philadelphia Airport as of March 2026.
How old do you have to be to fly from Saint Thomas Island Cyril E King Airport to Philadelphia Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Saint Thomas Island Cyril E King 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.
What is the most popular plane model from Saint Thomas Island to Philadelphia?
Based on momondo bookings for flights between Saint Thomas Island and Philadelphia, the leading plane model is Airbus A319, making up 100.00% of the total bookings.
What is the most popular airline from Saint Thomas Island to Philadelphia?
momondo data reveals that the most frequently booked airline on the route from Saint Thomas Island to Philadelphia is American Airlines, representing 65% of all bookings. The subsequent popular airline is Spirit Airlines at 35%.

Best airlines flying from Saint Thomas Island to Philadelphia

Compare and see reviews for airlines that fly from Saint Thomas Island to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $269	Free Cancellation	Rating 6.3 8,552 reviews		Search Spirit Airlines flights
American Airlines	PriceFrom $579	Free Cancellation	Rating 7.1 11,520 reviews		Search American Airlines flights

American Airlines Flights From Saint Thomas Island to Philadelphia
American Airlines is one of the most popular airlines flying from Saint Thomas Island to Philadelphia, operating 8 flights/week on average for this route. A good American Airlines flight deal for Saint Thomas Island to Philadelphia starts from $579 round-trip, up to an average price of $670. Our users have rated American Airlines at 7.1/10.

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Why use momondo?

Why should I use momondo to find a flight deal from Saint Thomas Island to Philadelphia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Saint Thomas Island to Philadelphia. momondo saves you time and could save you money on your trip.

Can I find flights from Saint Thomas Island to Philadelphia with flexible booking policies on momondo?

All flight searches from Saint Thomas Island to Philadelphia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Saint Thomas Island 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 Saint Thomas Island to Philadelphia.

I’m not ready to book a flight from Saint Thomas Island to Philadelphia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Saint Thomas Island to Philadelphia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Philadelphia and let you know when they change.