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Saint Thomas Island

$85+ Cheap flights from San Juan 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STT
May 26 — Jun 21
Tue 5/26
Tue 6/2
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan to Saint Thomas Island Cyril E King are usually found in August or May, booked 20 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from San Juan to Saint Thomas Island

Cheapest flights from San Juan to Saint Thomas Island
Explore the most affordable flight options available from San Juan to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.

This Super.com deal was found by Cheapflights users on 4/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1611:50 am
SJU
-
STT
Nonstop0h 36m
JetBlue
Tue 5/191:21 pm
STT
-
SJU
Nonstop0h 49m
JetBlue
Deal found 4/24$144
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:50 am
SJU
-
STT
Nonstop0h 36m
JetBlue
Wed 5/201:21 pm
STT
-
SJU
Nonstop0h 49m
JetBlue
Deal found 4/23$149
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/42:05 pm
SJU
-
STT
Nonstop0h 36m
JetBlue
Sat 10/104:54 pm
STT
-
SJU
Nonstop0h 42m
JetBlue
Deal found 4/23$169
This JetBlue deal was found by Cheapflights users on 4/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:50 am
SJU
-
STT
Nonstop0h 36m
JetBlue
Sun 5/101:21 pm
STT
-
SJU
Nonstop0h 49m
JetBlue
Deal found 4/21$179
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1011:50 am
SJU
-
STT
Nonstop0h 36m
JetBlue
Tue 5/121:21 pm
STT
-
SJU
Nonstop0h 49m
JetBlue
Deal found 4/22$189
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:07 pm
SJU
-
STT
Nonstop0h 35m
JetBlue
Sun 5/311:56 pm
STT
-
SJU
Nonstop0h 35m
JetBlue
Deal found 4/22$194
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 6/182:35 pm
SJU
-
STT
Nonstop0h 37m
JetBlue
Sun 6/211:56 pm
STT
-
SJU
Nonstop0h 35m
JetBlue
Deal found 4/22$195
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/283:00 pm
SJU
-
STT
Nonstop0h 35m
JetBlue
Wed 7/83:00 pm
STT
-
SJU
Nonstop0h 50m
JetBlue
Deal found 4/23$198
This JetBlue deal was found by Cheapflights users on 4/25. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/202:40 pm
SJU
-
STT
Nonstop0h 38m
JetBlue
Mon 6/224:07 pm
STT
-
SJU
Nonstop0h 42m
JetBlue
Deal found 4/25$199
This Travelocity deal was found by Cheapflights users on 4/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:50 am
SJU
-
STT
Nonstop0h 36m
JetBlue
Sat 5/91:21 pm
STT
-
SJU
Nonstop0h 49m
JetBlue
Deal found 4/21$204
This Priceline deal was found by Cheapflights users on 4/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:50 am
SJU
-
STT
Nonstop0h 36m
JetBlue
Wed 5/61:21 pm
STT
-
SJU
Nonstop0h 49m
JetBlue
Deal found 4/21$214
This JetBlue deal was found by Cheapflights users on 4/23. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:41 pm
SJU
-
STT
Nonstop0h 37m
JetBlue
Thu 7/94:27 pm
STT
-
SJU
Nonstop0h 44m
JetBlue
Deal found 4/23$219

Find flight deals from San Juan to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Saint Thomas Island (STT). 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 26, 2026.

Round-trip from

$144
(Super.com)

One-way from

$85
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$188
From San Juan to Saint Thomas Island Cyril E King
Search Deals
One-way flight from San Juan to Saint Thomas Island Cyril E King
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Juan to Saint Thomas Island 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 26, 2026.
Use the filters below to find and compare flights from San Juan to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Thu 5/14

11:50 am-12:26 pm

Nonstop0h 36m

Saint Thomas Island Cyril E King

Wed 5/20

1:21 pm-2:10 pm

Nonstop0h 49m

$149

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Sun 10/4

2:05 pm-2:41 pm

Nonstop0h 36m

Saint Thomas Island Cyril E King

Sat 10/10

4:54 pm-5:36 pm

Nonstop0h 42m

$169

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Sun 5/10

11:50 am-12:26 pm

Nonstop0h 36m

Saint Thomas Island Cyril E King

Tue 5/12

1:21 pm-2:10 pm

Nonstop0h 49m

$169

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Fri 5/8

11:50 am-12:26 pm

Nonstop0h 36m

Saint Thomas Island Cyril E King

Tue 5/12

1:21 pm-2:10 pm

Nonstop0h 49m

$169
Quickest round-trip

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Fri 5/29

2:07 pm-2:42 pm

Nonstop0h 35m

Saint Thomas Island Cyril E King

Sun 5/31

1:56 pm-2:31 pm

Nonstop0h 35m

$194

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Sat 6/20

2:40 pm-3:18 pm

Nonstop0h 38m

Saint Thomas Island Cyril E King

Mon 6/22

4:07 pm-4:49 pm

Nonstop0h 42m

$199
Cheapest one-way

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Tue 6/23

2:40 pm-3:17 pm

Nonstop0h 37m

$95

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Tue 5/19

11:50 am-12:26 pm

Nonstop0h 36m

$95

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Wed 6/17

12:45 pm-1:35 pm

Nonstop0h 50m

$99
Quickest one-way

San JuanSaint Thomas Island

SJU - STT

SJUSTT

San Juan Luis Munoz Marin Intl

Sun 6/21

3:00 pm-3:35 pm

Nonstop0h 35m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Best time to book a flight from San Juan to Saint Thomas Island

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

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

The price you pay for your flight from San Juan to Saint Thomas Island may vary depending on when you book. For the best chance of a lower fare, look to book 19 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 San Juan to Saint Thomas Island?

Currently, July is the cheapest month in which you can book a flight from San Juan to Saint Thomas Island (average of $36). Flying from San Juan to Saint Thomas Island in January is currently the most expensive (average of $117). 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 SJU to STT?

Find hourly flight availability from San Juan to Saint Thomas Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 26, 2026.

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

Weekly flight availability from San Juan to Saint Thomas Island

Explore weekly flight availability from San Juan to Saint Thomas Island. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 26, 2026.

The most flights from PR1 to STT are scheduled on a Friday (23 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (14 on average).

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

How often are flights from San Juan to Saint Thomas Island delayed?

About 13% of weekly flights between San Juan and Saint Thomas Island have experienced delays in the past year, with the average delay time being 81 minutes.

What is the most punctual flight time for San Juan to Saint Thomas Island flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San Juan to Saint Thomas Island flights?

Over the last year, Cape Air have had the lowest number of delays on this route, with just 11% of flights being delayed.

Reviews of airlines servicing Saint Thomas Island

Get insights into the airlines that provide service to Saint Thomas Island. 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 Saint Thomas Island. Reviews last updated April 26, 2026.
Read through reviews of airlines operating flights from San Juan to Saint Thomas Island, such as Cape Air,JetBlue, andFrontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Cape Air
9.3
Wonderful
33 reviews

Entertainment

8.9

Food

8.7

Boarding

9.0

Crew

9.4

Comfort

8.6

Overall

9.3
Cape Air
9.3
Wonderful
33 reviews
Cape Air
9.3
Wonderful
33 reviews

Entertainment

8.9

Food

8.7

Boarding

9.0

Crew

9.4

Comfort

8.6

Overall

9.3
JetBlue
7.2
Good
2,960 reviews
Cape Air
9.3
Wonderful
33 reviews

Entertainment

8.9

Food

8.7

Boarding

9.0

Crew

9.4

Comfort

8.6

Overall

9.3
Frontier
5.7
Fair
2,976 reviews
Cape Air
9.3
Wonderful
33 reviews

Entertainment

8.9

Food

8.7

Boarding

9.0

Crew

9.4

Comfort

8.6

Overall

9.3
Silver Airways
5.7
Fair
Cape Air
9.3
Wonderful
33 reviews

Entertainment

8.9

Food

8.7

Boarding

9.0

Crew

9.4

Comfort

8.6

Overall

9.3

Related info for your journey

Find useful and relevant information for your journey from San Juan 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.

  • What airport do you fly into for flights to Saint Thomas Island from San Juan?

    Saint Thomas Island Cyril E King (STT), located 2.8 mi from the city center, is the airport you fly into when you book flights from San Juan to Saint Thomas Island. 4 airlines have flights to Cyril E King from San Juan on a regular basis. Booking flights from San Juan to Saint Thomas Island Cyril E King should not be difficult; the airport handles an average of 18 inbound flights from San Juan per day.

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

    Departing from San Juan to Saint Thomas Island will take you 36m. The distance from San Juan to Saint Thomas Island is about 68 mi. Most flights are nonstop.

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

    Currently priced at $48, Frontier will fly you from San Juan to Saint Thomas Island and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and Silver Airways - these airlines can fly you to your destination from $108 and $137, respectively. These flights start at 71% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Juan to Saint Thomas Island one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $39. Silver Airways flights start at $56 while deals on JetBlue start at $64 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Juan to Saint Thomas Island on time: United Airlines (89%), JetBlue (83%), Cape Air (78%).

  • What are the cheapest flights from San Juan to Saint Thomas Island?

    On average you can expect to pay $216 for a flight from San Juan to Saint Thomas Island. The cheapest flight overall is $99 while the most popular route, (San Juan Luis Munoz Marin Intl - Saint Thomas Island Cyril E King) is currently priced at $109.

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

    Yes. In addition to deals on San Juan to Saint Thomas Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Juan 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 San Juan to Saint Thomas Island.

  • Can I find deals for business class flights from San Juan to Saint Thomas Island?

    Yes. Cheapflights offers flight deals from San Juan 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 San Juan to Saint Thomas Island?

    Currently, July is the cheapest month in which you can book a flight from San Juan to Saint Thomas Island (average of $36). Flying from San Juan to Saint Thomas Island in January is currently the most expensive (average of $117). 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

Traveling to a place near Saint Thomas Island?

Book flights to Saint Thomas Island if you plan to visit one of these locations
St. John

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Alternative routes for San Juan to Saint Thomas Island

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Saint Thomas Island flights

Top 4 airlines flying from San Juan to Saint Thomas Island

Discover the top 4 airlines that operate flights from San Juan to Saint Thomas Island. 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 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$78FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$108Average$183FlexibilityNo cancel feeOn-time62%
Silver AirwaysCheapest$137Average$165FlexibilityNo cancel feeOn-timeN/A
Cape AirCheapest$201Average$391FlexibilityNo cancel feeOn-time63%

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