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Cheap flights from Saint Thomas Island to Philadelphia from $94

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint Thomas Island to Philadelphia departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Saint Thomas Island to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
5:40 pm - 11:50 pm
STT
-
PHL
7h 10m
1 stop
Spirit Airlines Logo
8:06 am - 4:34 pm
PHL
-
STT
7h 28m
1 stop
$186Spirit Airlines
Fri, Feb 27 - Tue, Mar 3
Spirit Airlines Logo
5:40 pm - 11:50 pm
STT
-
PHL
7h 10m
1 stop
Spirit Airlines Logo
5:26 pm - 2:31 pm
PHL
-
STT
20h 05m
2 stops
$202Spirit Airlines
Fri, Feb 27 - Tue, Mar 3
Spirit Airlines Logo
4:40 pm - 11:59 pm
STT
-
PHL
7h 19m
1 stop
Spirit Airlines Logo
6:15 am - 3:34 pm
PHL
-
STT
9h 19m
1 stop
$225Spirit Airlines
Sat, May 16 - Tue, May 19
Spirit Airlines Logo
3:36 pm - 11:50 pm
STT
-
PHL
9h 14m
2 stops
Spirit Airlines Logo
5:26 pm - 2:31 pm
PHL
-
STT
20h 05m
2 stops
$227Spirit Airlines
Fri, Feb 27 - Tue, Mar 3
Spirit Airlines Logo
5:40 pm - 8:44 am
STT
-
PHL
16h 04m
1 stop
Spirit Airlines Logo
7:46 pm - 2:31 pm
PHL
-
STT
17h 45m
1 stop
$229Spirit Airlines
Mon, Feb 23 - Mon, Mar 2
Spirit Airlines Logo
2:36 pm - 11:59 pm
STT
-
PHL
9h 23m
2 stops
Spirit Airlines Logo
6:15 am - 3:34 pm
PHL
-
STT
9h 19m
1 stop
$233Spirit Airlines
Sat, May 16 - Tue, May 19
Spirit Airlines Logo
5:40 pm - 8:44 am
STT
-
PHL
16h 04m
1 stop
Spirit Airlines Logo
7:46 pm - 4:34 pm
PHL
-
STT
19h 48m
2 stops
$242Spirit Airlines
Mon, Feb 23 - Mon, Mar 2
Spirit Airlines Logo
3:36 pm - 8:44 am
STT
-
PHL
18h 08m
2 stops
Spirit Airlines Logo
7:46 pm - 4:34 pm
PHL
-
STT
19h 48m
2 stops
$275Spirit Airlines
Mon, Feb 23 - Mon, Mar 2
Spirit Airlines Logo
2:36 pm - 11:59 pm
STT
-
PHL
9h 23m
2 stops
Spirit Airlines Logo
5:57 pm - 12:26 pm
PHL
-
STT
18h 29m
2 stops
$284Spirit Airlines
Sat, May 16 - Tue, May 19
Spirit Airlines Logo
3:36 pm - 4:26 pm
STT
-
PHL
25h 50m
3 stops
Spirit Airlines Logo
5:26 pm - 2:31 pm
PHL
-
STT
20h 05m
2 stops
$324Spirit Airlines
Mon, Feb 23 - Mon, Mar 2

Spirit Airlines flights from Saint Thomas Island to Philadelphia

Our best Spirit Airlines deals on Saint Thomas Island to Philadelphia flight tickets
Spirit Airlines
Feb 27
STT5:40 pmSaint Thomas Island Cyril E King
7h 10m
1 stop
PHL11:50 pmPhiladelphia
Mar 3
PHL8:06 amPhiladelphia
7h 28m
1 stop
STT4:34 pmSaint Thomas Island Cyril E King
$186
Spirit Airlines
Feb 27
STT5:40 pmSaint Thomas Island Cyril E King
7h 10m
1 stop
PHL11:50 pmPhiladelphia
Mar 3
PHL5:26 pmPhiladelphia
20h 05m
2 stops
STT2:31 pmSaint Thomas Island Cyril E King
$202
Spirit Airlines
May 16
STT4:40 pmSaint Thomas Island Cyril E King
7h 19m
1 stop
PHL11:59 pmPhiladelphia
May 19
PHL6:15 amPhiladelphia
9h 19m
1 stop
STT3:34 pmSaint Thomas Island Cyril E King
$225

American Airlines flights from Saint Thomas Island to Philadelphia

Our best American Airlines deals on Saint Thomas Island to Philadelphia flight tickets
American Airlines
May 20
STT11:27 amSaint Thomas Island Cyril E King
4h 15m
PHL3:42 pmPhiladelphia
May 29
PHL6:00 amPhiladelphia
7h 33m
1 stop
STT1:33 pmSaint Thomas Island Cyril E King
$596
American Airlines
May 16
STT2:05 pmSaint Thomas Island Cyril E King
8h 39m
1 stop
PHL10:44 pmPhiladelphia
May 19
PHL8:30 amPhiladelphia
4h 05m
STT12:35 pmSaint Thomas Island Cyril E King
$721
American Airlines
Feb 23
STT1:00 pmSaint Thomas Island Cyril E King
8h 05m
1 stop
PHL8:05 pmPhiladelphia
Mar 2
PHL8:25 amPhiladelphia
3h 58m
STT1:23 pmSaint Thomas Island Cyril E King
$796

momondo 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, momondo users made 832,500 searches. Data last updated February 7, 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

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 2/27

5:40 pm-11:50 pm

1 stop7h 10m

Philadelphia

Tue 3/3

8:06 am-4:34 pm

1 stop7h 28m

$186

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 2/27

5:40 pm-11:50 pm

1 stop7h 10m

Philadelphia

Tue 3/3

5:26 pm-2:31 pm

2 stops20h 05m

$202

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sat 5/16

4:40 pm-11:59 pm

1 stop7h 19m

Philadelphia

Tue 5/19

6:15 am-3:34 pm

1 stop9h 19m

$225

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Fri 2/27

3:36 pm-11:50 pm

2 stops9h 14m

Philadelphia

Tue 3/3

5:26 pm-2:31 pm

2 stops20h 05m

$227

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Mon 2/23

5:40 pm-8:44 am

1 stop16h 04m

Philadelphia

Mon 3/2

7:46 pm-2:31 pm

1 stop17h 45m

$229

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sat 5/16

2:36 pm-11:59 pm

2 stops9h 23m

Philadelphia

Tue 5/19

6:15 am-3:34 pm

1 stop9h 19m

$233

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Mon 2/23

5:40 pm-8:44 am

1 stop16h 04m

Philadelphia

Mon 3/2

7:46 pm-4:34 pm

2 stops19h 48m

$242

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Mon 2/23

3:36 pm-8:44 am

2 stops18h 08m

Philadelphia

Mon 3/2

7:46 pm-4:34 pm

2 stops19h 48m

$275

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Sat 5/16

2:36 pm-11:59 pm

2 stops9h 23m

Philadelphia

Tue 5/19

5:57 pm-12:26 pm

2 stops18h 29m

$284

Saint Thomas IslandPhiladelphia

STT - PHL

STTPHL

Saint Thomas Island Cyril E King

Mon 2/23

3:36 pm-4:26 pm

3 stops25h 50m

Philadelphia

Mon 3/2

5:26 pm-2:31 pm

2 stops20h 05m

$324

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Philadelphia from

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

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 Monday. Travelers who choose to depart for Philadelphia on a Monday will often find tickets for as low as $439. 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 $639. 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.

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

As of February 2026, prices for Saint Thomas Island to Philadelphia flights are approximately 39% 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

Fastest flight time

4h 23m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Philadelphia

1 airport
The fastest flight from Saint Thomas Island to Philadelphia takes 4h 23m
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 4h 23m, 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?

  • 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?

  • What is the most popular airline from Saint Thomas Island to Philadelphia?

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 AirlinesPriceFrom $197Free CancellationRating
6.3
8,421 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $579Free CancellationRating
7.2
11,248 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 6 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 7.2/10.

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Wildwood Crest
Ocean City
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
New Castle
Elkton
Pottstown

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.

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