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$428+ Cheap flights from Saint Thomas Island (STT) to Costa Rica

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
STT — SJO
Aug 1 — Aug 81
Sat 8/1
Sat 8/8
1 adult, Economy
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Cheap flight deals from Saint Thomas Island to Costa Rica

Cheapest flights from Saint Thomas Island to Costa Rica
Explore the most affordable flight options available from Saint Thomas Island to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2026.

This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:57 pm
STT
-
SJO
1 stop9h 58m
American Airlines
Sun 11/157:00 am
SJO
-
STT
1 stop7h 55m
American Airlines
Deal found 6/30$428
This United Airlines deal was found by Cheapflights users on 6/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:07 pm
STT
-
SJO
2 stops24h 18m
United Airlines
Sun 11/158:45 am
SJO
-
STT
2 stops27h 11m
United Airlines
Deal found 6/30$523
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:41 pm
STT
-
SJO
1 stop24h 18m
American Airlines
Thu 10/153:01 pm
SJO
-
STT
1 stop21h 54m
American Airlines
Deal found 6/29$715
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:41 pm
STT
-
SJO
1 stop24h 18m
American Airlines
Wed 10/76:00 am
SJO
-
STT
1 stop28h 58m
American Airlines
Deal found 6/30$806
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/134:16 pm
STT
-
SJO
1 stop22h 05m
American Airlines
Thu 12/176:20 am
SJO
-
STT
1 stop9h 19m
American Airlines
Deal found 7/1$809
This Priceline deal was found by Cheapflights users on 6/30. 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.
Sun 8/303:45 pm
STT
-
SJO
2 stops23h 12m
Multiple Airlines
Wed 9/92:00 pm
SJO
-
STT
2 stops46h 41m
Multiple Airlines
Deal found 6/30$817
This Priceline deal was found by Cheapflights users on 7/1. 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.
Sat 8/223:48 pm
STT
-
SJO
2 stops23h 09m
Multiple Airlines
Fri 9/41:50 am
SJO
-
STT
2 stops11h 07m
Multiple Airlines
Deal found 7/1$841
This Priceline deal was found by Cheapflights users on 6/29. 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.
Wed 8/193:45 pm
STT
-
SJO
2 stops23h 12m
Multiple Airlines
Fri 8/284:00 pm
SJO
-
STT
2 stops20h 57m
Multiple Airlines
Deal found 6/29$868
This Priceline deal was found by Cheapflights users on 6/29. 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.
Thu 10/13:40 pm
STT
-
SJO
2 stops29h 10m
Multiple Airlines
Wed 10/141:50 am
SJO
-
STT
2 stops12h 04m
Multiple Airlines
Deal found 6/29$892
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:39 am
STT
-
SJO
2 stops26h 11m
Multiple Airlines
Sat 8/295:48 pm
SJO
-
STT
2 stops23h 32m
Multiple Airlines
Deal found 6/30$903

Find flight deals from Saint Thomas Island to Costa Rica

Keep the following information in mind while searching for Saint Thomas Island to Costa Rica flight deals. Data was last updated July 2, 2026.

Round-trip from

$428
(American Airlines)
From Saint Thomas Island Cyril E King to Costa Rica
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Saint Thomas Island to Costa Rica 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 July 2, 2026.
Use the filters below to find and compare flights from Saint Thomas Island to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Thu 11/5

12:57 pm-8:55 pm

1 stop9h 58m

San José Juan Santamaria Intl

Sun 11/15

7:00 am-4:55 pm

1 stop7h 55m

$428

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Thu 11/5

1:07 pm-11:25 am

2 stops24h 18m

San José Juan Santamaria Intl

Sun 11/15

8:45 am-1:56 pm

2 stops27h 11m

$523

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Thu 10/1

1:41 pm-11:59 am

1 stop24h 18m

San José Juan Santamaria Intl

Thu 10/15

3:01 pm-2:55 pm

1 stop21h 54m

$715

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Sun 12/13

4:16 pm-12:21 pm

1 stop22h 05m

San José Juan Santamaria Intl

Thu 12/17

6:20 am-5:39 pm

1 stop9h 19m

$809

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Sun 8/30

3:45 pm-12:57 pm

2 stops23h 12m

San José Juan Santamaria Intl

Wed 9/9

2:00 pm-2:41 pm

2 stops46h 41m

$817

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Wed 8/19

3:45 pm-12:57 pm

2 stops23h 12m

San José Juan Santamaria Intl

Fri 8/28

4:00 pm-2:57 pm

2 stops20h 57m

$868

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Sat 8/15

2:00 pm-12:57 pm

3 stops24h 57m

San José Juan Santamaria Intl

Sat 8/29

2:02 pm-2:55 pm

2 stops22h 53m

$911

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Sat 8/22

2:00 pm-12:57 pm

3 stops24h 57m

San José Juan Santamaria Intl

Fri 9/4

1:50 am-2:57 pm

2 stops11h 07m

$936

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Sun 12/13

1:02 pm-8:39 pm

2 stops33h 37m

San José Juan Santamaria Intl

Thu 12/17

8:45 am-4:18 pm

2 stops29h 33m

$1,124

Saint Thomas IslandSan José

STT - SJO

STTSJO

Saint Thomas Island Cyril E King

Wed 8/19

1:49 pm-7:53 pm

1 stop8h 04m

San José Juan Santamaria Intl

Fri 8/28

2:56 pm-2:59 pm

2 stops22h 03m

$1,228

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Sorted by cheapest first

Best time to book a flight from Saint Thomas Island to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Saint Thomas Island 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 Saint Thomas Island to Costa Rica
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Saint Thomas Island to Costa Rica. 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 from for flights from Saint Thomas Island to Costa Rica?

    Saint Thomas Island Cyril E King (STT), located 2.8 mi from the city center, is the airport you fly out of when you book flights from Saint Thomas Island to Costa Rica.

  • How long is the flight from Saint Thomas Island to Costa Rica?

    American Airlines and United Airlines can get you from Saint Thomas Island to Costa Rica in just under 9h 58m. Your travel time can differ by up to 14h 20m. There are 1409 mi between Saint Thomas Island and Costa Rica. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Saint Thomas Island to Costa Rica?

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

  • Can I find deals for business class flights from Saint Thomas Island to Costa Rica?

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

See more FAQs

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