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Cheap flights from Boise to Saint Thomas Island from $609

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Saint Thomas Island departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boise to Saint Thomas Island

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:52 pm - 1:10 pm
BOI
-
STT
19h 18m2 stops
American Airlines Logo
6:39 pm - 1:08 pm
STT
-
BOI
21h 29m2 stops
$609American Airlines
Wed, Jan 7 - Wed, Jan 14
United Airlines Logo
6:55 pm - 12:00 pm
BOI
-
STT
14h 05m2 stops
United Airlines Logo
3:05 pm - 10:51 pm
STT
-
BOI
10h 46m1 stop
$729United Airlines
Mon, Feb 23 - Thu, Feb 26
United Airlines Logo
6:55 pm - 12:00 pm
BOI
-
STT
14h 05m2 stops
United Airlines Logo
1:02 pm - 11:48 pm
STT
-
BOI
37h 46m2 stops
$767United Airlines
Mon, Feb 23 - Thu, Feb 26
United Airlines Logo
6:55 pm - 4:18 pm
BOI
-
STT
18h 23m2 stops
United Airlines Logo
3:05 pm - 10:51 pm
STT
-
BOI
10h 46m1 stop
$810United Airlines
Sun, Feb 22 - Thu, Feb 26
Delta Logo
5:45 pm - 12:03 pm
BOI
-
STT
16h 18m2 stops
Delta Logo
1:15 pm - 10:38 pm
STT
-
BOI
11h 23m1 stop
$812Delta
Wed, Apr 22 - Mon, Apr 27
American Airlines Logo
5:15 pm - 11:10 am
BOI
-
STT
15h 55m2 stops
American Airlines Logo
5:10 pm - 12:23 pm
STT
-
BOI
21h 13m2 stops
$834American Airlines
Fri, Apr 17 - Thu, Apr 23
Delta Logo
11:30 pm - 3:16 pm
BOI
-
STT
13h 46m1 stop
Delta Logo
1:15 pm - 10:38 pm
STT
-
BOI
11h 23m1 stop
$873Delta
Fri, Apr 17 - Thu, Apr 23
United Airlines Logo
6:55 pm - 12:15 pm
BOI
-
STT
15h 20m2 stops
United Airlines Logo
4:45 pm - 1:30 pm
STT
-
BOI
22h 45m2 stops
$964United Airlines
Tue, Jun 2 - Wed, Jun 10
United Airlines Logo
8:00 am - 4:18 pm
BOI
-
STT
29h 18m1 stop
United Airlines Logo
3:05 pm - 10:51 pm
STT
-
BOI
10h 46m1 stop
$982United Airlines
Sun, Feb 22 - Thu, Feb 26
Delta Logo
11:30 pm - 3:16 pm
BOI
-
STT
13h 46m1 stop
Delta Logo
1:15 pm - 12:05 am
STT
-
BOI
12h 50m2 stops
$990Delta
Fri, Apr 17 - Thu, Apr 23

American Airlines flights from Boise to Saint Thomas Island

Our best American Airlines deals on Boise to Saint Thomas Island flight tickets
American Airlines
Jan 7
BOI2:52 pmBoise Air Term. Gowen Fld
19h 18m
2 stops
STT1:10 pmSaint Thomas Island Cyril E King
Jan 14
STT6:39 pmSaint Thomas Island Cyril E King
21h 29m
2 stops
BOI1:08 pmBoise Air Term. Gowen Fld
$609
Find similar
American Airlines
Apr 17
BOI5:15 pmBoise Air Term. Gowen Fld
15h 55m
2 stops
STT11:10 amSaint Thomas Island Cyril E King
Apr 23
STT5:10 pmSaint Thomas Island Cyril E King
21h 13m
2 stops
BOI12:23 pmBoise Air Term. Gowen Fld
$834
Find similar
American Airlines
Jan 7
BOI3:18 pmBoise Air Term. Gowen Fld
21h 12m
1 stop
STT3:30 pmSaint Thomas Island Cyril E King
Jan 14
STT6:39 pmSaint Thomas Island Cyril E King
21h 29m
2 stops
BOI1:08 pmBoise Air Term. Gowen Fld
$1,015
Find similar

United Airlines flights from Boise to Saint Thomas Island

Our best United Airlines deals on Boise to Saint Thomas Island flight tickets
United Airlines
Feb 23
BOI6:55 pmBoise Air Term. Gowen Fld
14h 05m
2 stops
STT12:00 pmSaint Thomas Island Cyril E King
Feb 26
STT3:05 pmSaint Thomas Island Cyril E King
10h 46m
1 stop
BOI10:51 pmBoise Air Term. Gowen Fld
$729
Find similar
United Airlines
Feb 23
BOI6:55 pmBoise Air Term. Gowen Fld
14h 05m
2 stops
STT12:00 pmSaint Thomas Island Cyril E King
Feb 26
STT1:02 pmSaint Thomas Island Cyril E King
37h 46m
2 stops
BOI11:48 pmBoise Air Term. Gowen Fld
$767
Find similar
United Airlines
Feb 22
BOI6:55 pmBoise Air Term. Gowen Fld
18h 23m
2 stops
STT4:18 pmSaint Thomas Island Cyril E King
Feb 26
STT1:02 pmSaint Thomas Island Cyril E King
13h 46m
2 stops
BOI11:48 pmBoise Air Term. Gowen Fld
$810
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
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

Wed 1/7

2:52 pm-1:10 pm

2 stops19h 18m

Saint Thomas Island Cyril E King

Wed 1/14

6:39 pm-1:08 pm

2 stops21h 29m

$609

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Mon 2/23

6:55 pm-12:00 pm

2 stops14h 05m

Saint Thomas Island Cyril E King

Thu 2/26

3:05 pm-10:51 pm

1 stop10h 46m

$729

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Mon 2/23

6:55 pm-12:00 pm

2 stops14h 05m

Saint Thomas Island Cyril E King

Thu 2/26

1:02 pm-11:48 pm

2 stops37h 46m

$767

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Sun 2/22

6:55 pm-4:18 pm

2 stops18h 23m

Saint Thomas Island Cyril E King

Thu 2/26

3:05 pm-10:51 pm

1 stop10h 46m

$810

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Wed 4/22

5:45 pm-12:03 pm

2 stops16h 18m

Saint Thomas Island Cyril E King

Mon 4/27

1:15 pm-10:38 pm

1 stop11h 23m

$812

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Fri 4/17

5:15 pm-11:10 am

2 stops15h 55m

Saint Thomas Island Cyril E King

Thu 4/23

5:10 pm-12:23 pm

2 stops21h 13m

$834

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Fri 4/17

11:30 pm-3:16 pm

1 stop13h 46m

Saint Thomas Island Cyril E King

Thu 4/23

1:15 pm-10:38 pm

1 stop11h 23m

$873

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Tue 6/2

6:55 pm-12:15 pm

2 stops15h 20m

Saint Thomas Island Cyril E King

Wed 6/10

4:45 pm-1:30 pm

2 stops22h 45m

$964

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Sun 2/22

8:00 am-4:18 pm

1 stop29h 18m

Saint Thomas Island Cyril E King

Thu 2/26

3:05 pm-10:51 pm

1 stop10h 46m

$982

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Fri 4/17

11:30 pm-3:16 pm

1 stop13h 46m

Saint Thomas Island Cyril E King

Thu 4/23

1:15 pm-12:05 am

2 stops12h 50m

$990

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint Thomas Island from

How to get the cheapest flight ticket from Boise to Saint Thomas Island

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boise and Saint Thomas Island?

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

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Boise averaging around $654.

What is the cheapest day to depart on your flight to Saint Thomas Island?

On average, the least expensive day to fly to Saint Thomas Island from Boise is on a Monday. momondo users have found tickets for Monday departures for as low as $607. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Saint Thomas Island for around $1,065.

What is the cheapest time of day to depart on your flight to Saint Thomas Island?

The cheapest time of day to fly to Saint Thomas Island is in the morning when flights can be purchased for as low as $529. Flights to Saint Thomas Island are more costly in the afternoon, with an average ticket price of $945. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Boise to Saint Thomas Island

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to Saint Thomas Island according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to Saint Thomas Island (BOI to STT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Saint Thomas Island

Fastest flight time

13h 46m

Direct flights

None
The fastest flight from Boise to Saint Thomas Island takes 13h 46m
There are no direct flights from Boise to Saint Thomas Island. There are no popular flight routes from Boise to Saint Thomas Island.
Search flight deals

  • How far is Boise Air Term. Gowen Fld to Saint Thomas Island Cyril E King by plane?

    The straight-line distance from Boise Air Term. Gowen Fld to Saint Thomas Island Cyril E King is 3430.4 mi. In terms of flight time, this usually takes a little over 13h 46m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Saint Thomas Island Cyril E King Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Saint Thomas Island Cyril E King Airport are updated daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Saint Thomas Island Cyril E King Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Saint Thomas Island Cyril E King Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Saint Thomas Island Cyril E King Airport.

  • What documentation or ID do you need to fly to Saint Thomas Island Cyril E King Airport?

    The necessary travel and health documents for your Saint Thomas Island Cyril E King Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boise to Saint Thomas Island?

Best airlines flying from Boise to Saint Thomas Island

Compare and see reviews for airlines that fly from Boise to Saint Thomas Island with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $609Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
DeltaPriceFrom $625Free CancellationRating
7.9
8,008 reviews
Search Delta flights

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

Why use momondo?

Why should I use momondo to find a flight deal from Boise to Saint Thomas Island?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boise to Saint Thomas Island. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boise to Saint Thomas Island with flexible booking policies on momondo?

Flights from Boise to Saint Thomas Island with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boise to Saint Thomas Island?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boise to Saint Thomas Island.

I’m not ready to book a flight from Boise to Saint Thomas Island right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boise to Saint Thomas Island flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Saint Thomas Island trip

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