What are the cheapest airlines flying from Boise to Saint Thomas Island round-trip?

Cheapflights users have booked flights from Boise to Saint Thomas Island round-trip from $774. Another airline that can offer you cheap pricing is American Airlines. United Airlines is 11% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from Boise to Saint Thomas Island?

Travelers seeking maximum savings on their Boise to Saint Thomas Island flight should consider departing on Friday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Boise to Saint Thomas Island?

Before booking your flight from Boise to Saint Thomas Island check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What is the cheapest day to fly round-trip from Boise to Saint Thomas Island?

Friday flights are generally found to be more expensive for flights from Boise to Saint Thomas Island. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Saint Thomas Island.

What is the cheapest month to fly from Boise to Saint Thomas Island?

The best pricing can be found in the month of November. Prices to Saint Thomas Island from Boise average $876. You can even find prices in November for less than $876, as users have found deals to Saint Thomas Island from as low as $573. The month of March appears to be one of the more expensive times to travel to Saint Thomas Island from Boise. Flying in the targeted month can save you up to 53%.

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.

$774+ Flights from Boise to Saint Thomas Island

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Cheap flight deals from Boise to Saint Thomas Island

Round-trip from	$774 (United Airlines)
Popular in	March
Cheapest in	November
Average price	$1,149

From Boise Air Term. Gowen Fld to Saint Thomas Island Cyril E King

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($143 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

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Find 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 junio 12, 2025.

mar. 11/117:00 pmBOI - STT

2 stops14h 00mUnited Airlines

mar. 11/182:15 pmSTT - BOI

2 stops26h 15mUnited Airlines

Deal found 6/11

$774

sáb. 7/125:17 pmBOI - STT

2 stops17h 29mAmerican Airlines

vie. 7/255:05 pmSTT - BOI

2 stops19h 49mAmerican Airlines

Deal found 6/10

$908

sáb. 6/147:07 pmBOI - STT

3 stops20h 53mMultiple Airlines

lun. 6/1611:30 amSTT - BOI

2 stops11h 56mMultiple Airlines

Deal found 6/10

$1,503

Best flights from Boise to Saint Thomas Island
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 junio 12, 2025.

mar. 11/117:00 pmBOI - STT

2 stops14h 00mUnited Airlines

mar. 11/182:15 pmSTT - BOI

2 stops26h 15mUnited Airlines

Deal found 6/11

$774

sáb. 7/125:17 pmBOI - STT

2 stops17h 29mAmerican Airlines

vie. 7/255:05 pmSTT - BOI

2 stops19h 49mAmerican Airlines

Deal found 6/10

$908

Last-minute flights from Boise to Saint Thomas Island
Discover last-minute flight deals from Boise to Saint Thomas Island. Data last updated junio 12, 2025 and is based on user searches.

sáb. 6/147:07 pmBOI - STT

3 stops20h 53mMultiple Airlines

lun. 6/1611:30 amSTT - BOI

2 stops11h 56mMultiple Airlines

Deal found 6/10

$1,503

sáb. 7/125:17 pmBOI - STT

2 stops17h 29mAmerican Airlines

vie. 7/255:05 pmSTT - BOI

2 stops19h 49mAmerican Airlines

Deal found 6/10

$908

Cheapflights Fare Finder

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

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

mar. 11/11

7:00 pm-12:00 pm

2 stops14h 00m

Saint Thomas Island Cyril E King

mar. 11/18

2:15 pm-1:30 pm

2 stops26h 15m

$774

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

sáb. 7/12

5:17 pm-12:46 pm

2 stops17h 29m

Saint Thomas Island Cyril E King

vie. 7/25

5:05 pm-10:54 am

2 stops19h 49m

$908

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Cheapflights Insights

Everything you need to know about your flight from Boise to Saint Thomas Island

What is the cheapest month to book a flight from Boise to Saint Thomas Island?

Currently, September is the cheapest month in which you can book a flight from Boise to Saint Thomas Island (average of $433). Flying from Boise to Saint Thomas Island in June is currently the most expensive (average of $650). 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 BOI to STT?

It’s typically best to fly out from Boise to Saint Thomas Island in the morning. Doing so could potentially save you 45% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Saint Thomas Island

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,790 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,790 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

What are the cheapest airlines flying from Boise to Saint Thomas Island round-trip?
Cheapflights users have booked flights from Boise to Saint Thomas Island round-trip from $774. Another airline that can offer you cheap pricing is American Airlines. United Airlines is 11% cheaper than the average price of flights available within the next 90 days to this destination.
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.
What is the cheapest month to book a flight from Boise to Saint Thomas Island?
Currently, September is the cheapest month in which you can book a flight from Boise to Saint Thomas Island (average of $433). Flying from Boise to Saint Thomas Island in June is currently the most expensive (average of $650). 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

St. John

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Top 3 airlines flying from Boise to Saint Thomas Island

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$557	Average$887	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$577	Average$860	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$667	Average$854	FlexibilityNo cancel fee	On-time69%

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$774+ Cheap flights from Boise (BOI) to Saint Thomas Island (STT)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Saint Thomas Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boise to Saint Thomas Island

Round-trip from

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Cheapest in

Average price

Find flight deals from Boise to Saint Thomas Island

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 junio 12, 2025.

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 junio 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Saint Thomas Island that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Boise to Saint Thomas Island

What is the cheapest month to book a flight from Boise to Saint Thomas Island?

What is the cheapest time of day to fly from BOI to STT?

Find hourly flight availability from Boise 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 junio 12, 2025.

Reviews of airlines servicing Saint Thomas Island

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.

What are the cheapest airlines flying from Boise to Saint Thomas Island round-trip?

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

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

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

What is the cheapest month to book a flight from Boise to Saint Thomas Island?

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Alternative routes for Boise to Saint Thomas Island

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Top 3 airlines flying from Boise to Saint Thomas Island

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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 junio 12, 2025.