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Saint Thomas Island

$405+ Cheap flights from Boise (BOI) 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — STT
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
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Find cheap flights from Boise to Saint Thomas Island with Cheapflights

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Cheap flight deals from Boise to Saint Thomas Island

Cheapest flights from Boise to Saint Thomas Island
Explore the most affordable flight options available from Boise to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 19, 2026.

This American Airlines deal was found by Cheapflights users on 7/14. 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.
Tue 11/32:06 pm
BOI
-
STT
2 stops19h 01m
American Airlines
Tue 11/104:18 pm
STT
-
BOI
2 stops23h 20m
American Airlines
Deal found 7/14$550
This Southwest deal was found by Cheapflights users on 7/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:30 pm
BOI
-
STT
2 stops14h 20m
Southwest
Fri 11/133:45 pm
STT
-
BOI
2 stops12h 40m
Southwest
Deal found 7/17$595
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Tue 9/112:12 pm
BOI
-
STT
2 stops22h 41m
American Airlines
Tue 9/81:49 pm
STT
-
BOI
2 stops26h 42m
American Airlines
Deal found 7/18$626
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 8/291:55 pm
BOI
-
STT
2 stops23h 07m
American Airlines
Mon 9/73:43 pm
STT
-
BOI
2 stops24h 46m
American Airlines
Deal found 7/18$670
This American Airlines deal was found by Cheapflights users on 7/18. 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 9/23:19 pm
BOI
-
STT
2 stops21h 40m
American Airlines
Mon 9/74:42 pm
STT
-
BOI
2 stops20h 34m
American Airlines
Deal found 7/18$675
This American Airlines deal was found by Cheapflights users on 7/18. 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 11/151:29 pm
BOI
-
STT
2 stops19h 38m
American Airlines
Fri 11/206:17 pm
STT
-
BOI
2 stops22h 18m
American Airlines
Deal found 7/18$690
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 8/292:58 pm
BOI
-
STT
2 stops22h 04m
American Airlines
Fri 9/111:41 pm
STT
-
BOI
2 stops26h 50m
American Airlines
Deal found 7/18$693
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 8/292:58 pm
BOI
-
STT
2 stops22h 04m
American Airlines
Sat 9/512:08 pm
STT
-
BOI
2 stops12h 03m
American Airlines
Deal found 7/18$695
This American Airlines deal was found by Cheapflights users on 7/18. 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 9/23:19 pm
BOI
-
STT
2 stops22h 33m
American Airlines
Fri 9/111:41 pm
STT
-
BOI
2 stops26h 50m
American Airlines
Deal found 7/18$698
This American Airlines deal was found by Cheapflights users on 7/18. 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 9/25:19 pm
BOI
-
STT
2 stops19h 40m
American Airlines
Sat 9/54:42 pm
STT
-
BOI
2 stops23h 47m
American Airlines
Deal found 7/18$700
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Sat 8/295:19 pm
BOI
-
STT
2 stops17h 34m
American Airlines
Wed 9/91:41 pm
STT
-
BOI
2 stops26h 50m
American Airlines
Deal found 7/18$718
This American Airlines deal was found by Cheapflights users on 7/18. 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 9/21:55 pm
BOI
-
STT
2 stops23h 04m
American Airlines
Wed 9/91:41 pm
STT
-
BOI
2 stops25h 19m
American Airlines
Deal found 7/18$723

Find flight deals from Boise to Saint Thomas Island

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$550
(American Airlines)

One-way from

$405
(United Airlines)

Popular in

March

Cheapest in

October
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Saint Thomas Island Cyril E King flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Saint Thomas Island Cyril E King flights.
Search Deals
From Boise Air Term. Gowen Fld to Saint Thomas Island Cyril E King
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Saint Thomas Island Cyril E King
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 July 19, 2026.
Use the filters below to find and compare flights from Boise to Saint Thomas Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Thu 11/5

5:25 pm-12:07 pm

2 stops15h 42m

Saint Thomas Island Cyril E King

Mon 11/9

6:17 pm-2:33 pm

2 stops23h 16m

$550

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Sun 11/8

8:30 pm-1:50 pm

2 stops14h 20m

Saint Thomas Island Cyril E King

Fri 11/13

3:45 pm-1:25 am

2 stops12h 40m

$595

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Thu 9/3

5:19 pm-12:53 pm

2 stops17h 34m

Saint Thomas Island Cyril E King

Thu 9/10

1:41 pm-11:41 pm

2 stops12h 00m

$670

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Wed 9/2

3:19 pm-3:52 pm

2 stops22h 33m

Saint Thomas Island Cyril E King

Fri 9/11

1:41 pm-2:31 pm

2 stops26h 50m

$698

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Fri 8/14

2:49 pm-12:53 pm

2 stops20h 04m

Saint Thomas Island Cyril E King

Thu 8/20

1:48 pm-11:16 am

2 stops23h 28m

$824

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Tue 11/3

6:59 pm-1:56 pm

2 stops15h 57m

Saint Thomas Island Cyril E King

Tue 11/10

1:07 pm-5:54 pm

3 stops31h 47m

$827

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Tue 11/3

5:59 pm-2:39 pm

2 stops17h 40m

Saint Thomas Island Cyril E King

Tue 11/10

3:50 pm-10:41 pm

1 stop9h 51m

$886

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Mon 8/31

6:45 pm-1:34 pm

2 stops16h 49m

Saint Thomas Island Cyril E King

Mon 9/7

2:49 pm-9:57 pm

1 stop9h 08m

$1,009
Quickest round-trip

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Fri 8/14

11:10 pm-3:02 pm

1 stop13h 52m

Saint Thomas Island Cyril E King

Thu 8/20

2:49 pm-9:57 pm

1 stop9h 08m

$1,044

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Sun 11/15

5:45 pm-2:40 pm

2 stops17h 55m

Saint Thomas Island Cyril E King

Fri 11/20

3:50 pm-10:41 pm

1 stop9h 51m

$1,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Boise to Saint Thomas Island

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Saint Thomas Island in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Saint Thomas Island flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Saint Thomas Island flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Saint Thomas Island

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

Related info for your journey

Find useful and relevant information for your journey from Boise 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.

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

    For as low as $595, American Airlines can have you in Saint Thomas Island from Boise in 14h 20m. The distance between Boise and Saint Thomas Island is about 3429 mi. This flight may include one or multiple stops.

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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.

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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