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Cheap flights from Philadelphia to the U.S. Virgin Islands from $123

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to the U.S. Virgin Islands departing on 2/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Philadelphia to the U.S. Virgin Islands

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
8:20 am - 3:43 pm
PHL
-
STX
6h 23m1 stop
Spirit Airlines Logo
4:38 pm - 11:50 pm
STX
-
PHL
8h 12m1 stop
$245Spirit Airlines
Sat, Jan 17 - Sat, Jan 24
Spirit Airlines Logo
6:00 am - 3:43 pm
PHL
-
STX
8h 43m1 stop
Spirit Airlines Logo
4:38 pm - 11:19 am
STX
-
PHL
19h 41m1 stop
$248Spirit Airlines
Sat, Feb 7 - Mon, Feb 9
Multiple Airlines Logo
3:48 pm - 4:34 pm
PHL
-
STT
23h 46m1 stop
Multiple Airlines Logo
5:40 pm - 8:44 am
STT
-
PHL
16h 04m1 stop
$255Multiple Airlines
Fri, Feb 20 - Tue, Feb 24
Spirit Airlines Logo
8:43 pm - 2:52 pm
PHL
-
STT
17h 09m1 stop
Spirit Airlines Logo
5:42 pm - 11:50 pm
STT
-
PHL
7h 08m1 stop
$257Spirit Airlines
Sun, Feb 1 - Sat, Feb 7
Multiple Airlines Logo
2:43 pm - 4:37 pm
PHL
-
STT
24h 54m1 stop
Multiple Airlines Logo
5:42 pm - 8:47 am
STT
-
PHL
16h 05m1 stop
$261Multiple Airlines
Fri, Jan 30 - Wed, Feb 4
Spirit Airlines Logo
8:43 pm - 2:52 pm
PHL
-
STT
17h 09m1 stop
Spirit Airlines Logo
3:57 pm - 10:03 pm
STT
-
PHL
7h 06m1 stop
$264Spirit Airlines
Sun, Jan 18 - Thu, Jan 22
Multiple Airlines Logo
4:25 pm - 11:31 am
PHL
-
STT
18h 06m1 stop
Multiple Airlines Logo
5:42 pm - 8:01 pm
STT
-
PHL
27h 19m1 stop
$268Multiple Airlines
Tue, Jan 6 - Sat, Jan 10
American Airlines Logo
5:00 am - 2:16 pm
PHL
-
STX
8h 16m1 stop
American Airlines Logo
3:06 pm - 11:59 pm
STX
-
PHL
9h 53m1 stop
$305American Airlines
Thu, Feb 19 - Thu, Feb 26
American Airlines Logo
9:30 pm - 3:43 pm
PHL
-
STX
17h 13m1 stop
American Airlines Logo
5:42 pm - 7:39 am
STX
-
PHL
14h 57m2 stops
$309American Airlines
Thu, Feb 19 - Thu, Feb 26
JetBlue Logo
12:00 pm - 4:27 pm
PHL
-
STX
28h 27m1 stop
JetBlue Logo
5:25 pm - 11:05 am
STX
-
PHL
17h 40m1 stop
$313JetBlue
Tue, Apr 7 - Wed, Apr 15

Spirit Airlines flights from Philadelphia to U.S. Virgin Islands

Our best Spirit Airlines deals on Philadelphia to U.S. Virgin Islands flight tickets
Spirit Airlines
Jan 17
PHL8:20 amPhiladelphia
6h 23m
1 stop
STX3:43 pmChristiansted Henry Rohlsen
Jan 24
STX4:38 pmChristiansted Henry Rohlsen
8h 12m
1 stop
PHL11:50 pmPhiladelphia
$245
Find similar
Spirit Airlines
Feb 7
PHL6:00 amPhiladelphia
8h 43m
1 stop
STX3:43 pmChristiansted Henry Rohlsen
Feb 9
STX4:38 pmChristiansted Henry Rohlsen
19h 41m
1 stop
PHL11:19 amPhiladelphia
$248
Find similar
Spirit Airlines
Feb 1
PHL8:43 pmPhiladelphia
17h 09m
1 stop
STT2:52 pmSaint Thomas Island Cyril E King
Feb 7
STT5:42 pmSaint Thomas Island Cyril E King
7h 08m
1 stop
PHL11:50 pmPhiladelphia
$257
Find similar

American Airlines flights from Philadelphia to U.S. Virgin Islands

Our best American Airlines deals on Philadelphia to U.S. Virgin Islands flight tickets
American Airlines
Feb 19
PHL5:00 amPhiladelphia
8h 16m
1 stop
STX2:16 pmChristiansted Henry Rohlsen
Feb 26
STX3:06 pmChristiansted Henry Rohlsen
9h 53m
1 stop
PHL11:59 pmPhiladelphia
$305
Find similar
American Airlines
Feb 19
PHL9:30 pmPhiladelphia
17h 13m
1 stop
STX3:43 pmChristiansted Henry Rohlsen
Feb 26
STX5:42 pmChristiansted Henry Rohlsen
14h 57m
2 stops
PHL7:39 amPhiladelphia
$309
Find similar
American Airlines
Jan 9
PHL5:00 amPhiladelphia
15h 31m
1 stop
STX9:31 pmChristiansted Henry Rohlsen
Jan 13
STX6:09 pmChristiansted Henry Rohlsen
16h 16m
1 stop
PHL9:25 amPhiladelphia
$345
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to U.S. Virgin Islands 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 December 23, 2025.
Use the filters below to find and compare flights from Philadelphia to the U.S. Virgin Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Sat 1/17

8:20 am-3:43 pm

1 stop6h 23m

Christiansted Henry Rohlsen

Sat 1/24

4:38 pm-11:50 pm

1 stop8h 12m

$245

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Sat 2/7

6:00 am-3:43 pm

1 stop8h 43m

Christiansted Henry Rohlsen

Mon 2/9

4:38 pm-11:19 am

1 stop19h 41m

$248

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Fri 2/20

3:48 pm-4:34 pm

1 stop23h 46m

Saint Thomas Island Cyril E King

Tue 2/24

5:40 pm-8:44 am

1 stop16h 04m

$255

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sun 2/1

8:43 pm-2:52 pm

1 stop17h 09m

Saint Thomas Island Cyril E King

Sat 2/7

5:42 pm-11:50 pm

1 stop7h 08m

$257

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Fri 1/30

2:43 pm-4:37 pm

1 stop24h 54m

Saint Thomas Island Cyril E King

Wed 2/4

5:42 pm-8:47 am

1 stop16h 05m

$261

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Sun 1/18

8:43 pm-2:52 pm

1 stop17h 09m

Saint Thomas Island Cyril E King

Thu 1/22

3:57 pm-10:03 pm

1 stop7h 06m

$264

PhiladelphiaSaint Thomas Island

PHL - STT

PHLSTT

Philadelphia

Tue 1/6

4:25 pm-11:31 am

1 stop18h 06m

Saint Thomas Island Cyril E King

Sat 1/10

5:42 pm-8:01 pm

1 stop27h 19m

$268

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Thu 2/19

5:00 am-2:16 pm

1 stop8h 16m

Christiansted Henry Rohlsen

Thu 2/26

3:06 pm-11:59 pm

1 stop9h 53m

$305

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Thu 2/19

9:30 pm-3:43 pm

1 stop17h 13m

Christiansted Henry Rohlsen

Thu 2/26

5:42 pm-7:39 am

2 stops14h 57m

$309

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Tue 4/7

12:00 pm-4:27 pm

1 stop28h 27m

Christiansted Henry Rohlsen

Wed 4/15

5:25 pm-11:05 am

1 stop17h 40m

$313

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 the U.S. Virgin Islands from

How to get the cheapest flight ticket from Philadelphia to U.S. Virgin Islands

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 month to fly to U.S. Virgin Islands?

In general, September is the cheapest month to fly from Philadelphia to U.S. Virgin Islands. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $496. If you aren’t able to travel to U.S. Virgin Islands during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $509.

What is the cheapest day to depart on your flight to U.S. Virgin Islands?

According to our data, Thursday is the cheapest day to fly to U.S. Virgin Islands from Philadelphia. The lowest ticket price found for a Thursday departure recently was $645. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Saturday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $903.

What is the cheapest time of day to depart on your flight to U.S. Virgin Islands?

In the evening is the cheapest time of day to fly from Philadelphia to U.S. Virgin Islands when you can find flight prices for as low as $341. Flying to U.S. Virgin Islands in the evening is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $759.

What is the cheapest Philadelphia to U.S. Virgin Islands flight route?

Fly from Philadelphia to Saint Thomas Island Cyril E King for the best Philadelphia - U.S. Virgin Islands flight prices

How far in advance should I book a flight to U.S. Virgin Islands?

You are more likely to see cheaper flights to U.S. Virgin Islands from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to U.S. Virgin Islands for around $625 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to U.S. Virgin Islands from Philadelphia for as low as $502 on momondo.

What cabin class options are available on Philadelphia to U.S. Virgin Islands flights?

There is only 1 cabin class available to choose from on Philadelphia to U.S. Virgin Islands 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 Philadelphia to U.S. Virgin Islands flights?

You could potentially save up to 48% on your flight if you consider stops on a Philadelphia to U.S. Virgin Islands flight.

Cheap Philadelphia to U.S. Virgin Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to U.S. Virgin Islands

Best Price Found

$323

Fastest flight time

3h 58m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in U.S. Virgin Islands

6 airports
The best one-way flight to U.S. Virgin Islands from Philadelphia in the past 72 hours is $323. The best round-trip flight deal from Philadelphia to U.S. Virgin Islands found on momondo in the last 72 hours is $635.
The fastest flight from Philadelphia to U.S. Virgin Islands takes 3h 58m
Direct flights go from Philadelphia to U.S. Virgin Islands on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is American Airlines.
There are 6 airports in U.S. Virgin Islands. From Philadelphia there are direct flights to Saint Thomas Island Cyril E King (STT).
Search flight deals

  • When did momondo last update prices for flights from Philadelphia Airport to U.S. Virgin Islands?

    Prices for flights from Philadelphia Airport to U.S. Virgin Islands refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to U.S. Virgin Islands?

  • How old do you have to be to fly from Philadelphia Airport to U.S. Virgin Islands?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to U.S. Virgin Islands.

  • What documentation or ID do you need to fly to U.S. Virgin Islands?

    The necessary travel and health documents for your U.S. Virgin Islands 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 Philadelphia to U.S. Virgin Islands?

Best airlines flying from Philadelphia to U.S. Virgin Islands

Compare and see reviews for airlines that fly from Philadelphia to U.S. Virgin Islands with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $108Free CancellationRating
5.8
3,074 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $224Free CancellationRating
6.3
8,195 reviews
Search Spirit Airlines flights
DeltaPriceFrom $299Free CancellationRating
7.9
8,013 reviews
Search Delta flights
American AirlinesPriceFrom $397Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
United AirlinesPriceFrom $493Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to U.S. Virgin Islands?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to U.S. Virgin Islands. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to U.S. Virgin Islands with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to U.S. Virgin Islands from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to U.S. Virgin Islands?

momondo helps you find the best flight between Philadelphia and U.S. Virgin Islands by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Philadelphia to U.S. Virgin Islands right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to U.S. Virgin Islands from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Popular cities in the U.S. Virgin Islands

Popular flights according to clicks in the last 7 days on momondo
Flights to Saint Thomas Islandfrom $171