$364+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — STT
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Saint Thomas Island with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boise to Saint Thomas Island
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Best
Last-minute
One-way
Cheapest flights from Boise to Saint Thomas IslandExplore 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 August 12, 2026.
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 August 12, 2026.
This American Airlines deal was found by Cheapflights users on 8/8. 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 10/242:02 pm -
2 stops20h 37m
Mon 11/24:53 pm -
2 stops22h 49m
Deal found 8/8![American Airlines logo]()
$550
This American Airlines deal was found by Cheapflights users on 8/12. 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 10/153:24 pm -
2 stops19h 17m
Tue 10/203:46 pm -
2 stops22h 42m
Deal found 8/12![American Airlines logo]()
$573
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/101:50 pm -
2 stops21h 01m
Thu 9/171:41 pm -
2 stops25h 19m
Deal found 8/11![American Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 8/11. 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 11/156:14 pm -
2 stops15h 59m
Fri 11/204:53 pm -
2 stops23h 33m
Deal found 8/11![American Airlines logo]()
$668
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 10/93:24 pm -
2 stops19h 17m
Tue 10/133:46 pm -
2 stops22h 42m
Deal found 8/12![American Airlines logo]()
$672
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/246:50 pm -
2 stops16h 06m
Mon 11/23:00 pm -
3 stops28h 42m
Deal found 8/8![United Airlines logo]()
$747
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/101:50 pm -
2 stops21h 01m
Wed 9/161:41 pm -
2 stops25h 19m
Deal found 8/12![American Airlines logo]()
$806
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/103:21 pm -
2 stops19h 30m
Mon 9/141:41 pm -
2 stops25h 19m
Deal found 8/12![American Airlines logo]()
$889
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 11/157:10 pm -
2 stops15h 46m
Fri 11/203:00 pm -
3 stops23h 30m
Deal found 8/12![United Airlines logo]()
$972
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:55 pm -
2 stops17h 45m
Fri 11/203:50 pm -
1 stop9h 35m
Deal found 8/9![Delta logo]()
$1,034
Best flights from Boise to Saint Thomas IslandDiscover carefully curated flight deals from Boise to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Boise to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This American Airlines deal was found by Cheapflights users on 8/9. 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 1/165:54 pm -
2 stops17h 08m
Wed 1/206:39 pm -
2 stops22h 12m
Deal found 8/9![American Airlines logo]()
$575
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/246:50 pm -
2 stops16h 06m
Mon 11/23:00 pm -
3 stops28h 42m
Deal found 8/8![United Airlines logo]()
$747
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:55 pm -
2 stops17h 45m
Fri 11/203:50 pm -
1 stop9h 35m
Deal found 8/9![Delta logo]()
$1,034
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Mon 2/16:55 pm -
2 stops16h 01m
Fri 2/53:05 pm -
2 stops21h 38m
Deal found 8/10![United Airlines logo]()
$854
Last-minute flights from Boise to Saint Thomas IslandDiscover last-minute flight deals from Boise to Saint Thomas Island. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Saint Thomas Island. Data last updated August 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/9. 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 8/2512:12 pm -
2 stops22h 41m
Sat 8/294:42 pm -
2 stops23h 47m
Deal found 8/9![American Airlines logo]()
$1,151
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/101:50 pm -
2 stops21h 01m
Thu 9/171:41 pm -
2 stops25h 19m
Deal found 8/11![American Airlines logo]()
$646
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/101:50 pm -
2 stops21h 01m
Wed 9/161:41 pm -
2 stops25h 19m
Deal found 8/12![American Airlines logo]()
$806
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/103:21 pm -
2 stops19h 30m
Mon 9/141:41 pm -
2 stops25h 19m
Deal found 8/12![American Airlines logo]()
$889
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:59 pm -
2 stops17h 43m
Mon 9/142:52 pm -
1 stop9h 08m
Deal found 8/12![Delta logo]()
$1,288
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:59 pm -
2 stops17h 43m
Thu 9/172:52 pm -
1 stop9h 08m
Deal found 8/11![Delta logo]()
$1,308
One-way flights from Boise to Saint Thomas IslandSearch for one-way flight options from Boise to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Boise to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Southwest deal was found by Cheapflights users on 8/8. 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.
Tue 11/173:45 pm -
2 stops19h 50m
Deal found 8/8![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 8/10. 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 12/245:50 pm -
2 stops18h 52m
Deal found 8/10![American Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2311:30 pm -
1 stop10h 10m
Deal found 8/10![Delta logo]()
$592
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:30 pm -
1 stop10h 10m
Deal found 8/10![Delta logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:56 pm -
3 stops21h 24m
Deal found 8/10![Multiple Airlines logo]()
$736
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 12/235:40 pm -
2 stops17h 16m
Deal found 8/10![United Airlines logo]()
$743
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 11/172:51 pm -
3 stops18h 14m
Deal found 8/8![United Airlines logo]()
$752
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 August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $550 (American Airlines) |
One-way from | $364 (Southwest) |
Popular in | March |
Cheapest in | October |
Average price | $790 |
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 August 12, 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
Cheapest round-trip
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Sat 1/16
5:54 pm-2:02 pm
2 stops17h 08m
Saint Thomas Island Cyril E King
Wed 1/20
6:39 pm-1:51 pm
2 stops22h 12m
$575
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Sat 10/24
6:50 pm-12:56 pm
2 stops16h 06m
Saint Thomas Island Cyril E King
Mon 11/2
3:00 pm-4:42 pm
3 stops28h 42m
$747
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Mon 2/1
6:55 pm-1:56 pm
2 stops16h 01m
Saint Thomas Island Cyril E King
Fri 2/5
3:05 pm-9:43 am
2 stops21h 38m
$854
Quickest round-trip
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Sun 11/15
5:55 pm-2:40 pm
2 stops17h 45m
Saint Thomas Island Cyril E King
Fri 11/20
3:50 pm-10:25 pm
1 stop9h 35m
$1,034
Cheapest one-way
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Tue 11/17
3:45 pm-2:35 pm
2 stops19h 50m
$364
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Thu 12/24
5:50 pm-3:42 pm
2 stops18h 52m
$568
Quickest one-way
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Wed 12/23
11:30 pm-12:40 pm
1 stop10h 10m
$592
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Thu 12/24
6:56 pm-7:20 pm
3 stops21h 24m
$736
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Wed 12/23
5:40 pm-1:56 pm
2 stops17h 16m
$743
BoiseSaint Thomas Island
BOI Boise Air Term. Gowen Fld - STT Saint Thomas Island Cyril E King
BOISTT
Boise Air Term. Gowen Fld
Tue 11/17
2:51 pm-12:05 pm
3 stops18h 14m
$752
Sorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BOI-STT
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.
Traveling to a place near Saint Thomas Island?
Book flights to Saint Thomas Island if you plan to visit one of these locationsSt. John
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