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Caribbean Islands

$405+ Cheap flights from Boise (BOI) to Caribbean Islands

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Boise to Caribbean Islands

Keep the following information in mind while searching for Boise to Caribbean Islands flight deals. Data was last updated April 25, 2025.

Round-trip from

$405
(Delta)

Popular in

December

Cheapest in

October

Average price

$615
From Boise Air Term. Gowen Fld to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Boise to Caribbean Islands

Cheapest flights from Boise to Caribbean Islands
Explore the most affordable flight options available from Boise to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This Delta deal was found by Cheapflights users on 4/24. 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.
Sat 9/65:45 pmBOI - SJU
2 stops15h 44mDelta
Sat 9/132:15 pmSJU - BOI
2 stops11h 23mDelta
Deal found 4/24$405
This CheapOair deal was found by Cheapflights users on 4/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2312:16 pmBOI - SJU
2 stops21h 15mSpirit Airlines
Thu 6/51:33 amSJU - BOI
2 stops11h 48mSpirit Airlines
Deal found 4/25$483
This Delta deal was found by Cheapflights users on 4/24. 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.
Tue 6/107:45 pmBOI - NAS
2 stops13h 44mDelta
Tue 6/173:08 pmNAS - BOI
2 stops11h 06mDelta
Deal found 4/24$489
This United Airlines deal was found by Cheapflights users on 4/24. 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 9/67:00 amBOI - SJU
1 stop8h 30mUnited Airlines
Sat 9/132:00 pmSJU - BOI
1 stop9h 14mUnited Airlines
Deal found 4/24$495
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Mon 6/93:35 pmBOI - NAS
1 stop19h 15mAmerican Airlines
Mon 6/166:25 pmNAS - BOI
1 stop18h 31mAmerican Airlines
Deal found 4/24$495
This United Airlines deal was found by Cheapflights users on 4/24. 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 6/285:42 pmBOI - NAS
2 stops18h 08mUnited Airlines
Wed 7/25:00 pmNAS - BOI
2 stops18h 46mUnited Airlines
Deal found 4/24$546
This Southwest deal was found by Cheapflights users on 4/25. 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.
Fri 7/186:00 amBOI - SJU
2 stops11h 50mSouthwest
Sat 7/265:00 amSJU - BOI
2 stops13h 35mSouthwest
Deal found 4/25$585
This Mytrip deal was found by Cheapflights users on 4/24. 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.
Mon 5/2612:16 pmBOI - PUJ
2 stops20h 45mSpirit Airlines
Wed 6/43:22 pmPUJ - BOI
3 stops45h 59mSpirit Airlines
Deal found 4/24$596
This Delta deal was found by Cheapflights users on 4/24. 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.
Mon 8/1811:30 pmBOI - SDQ
1 stop11h 54mDelta
Mon 8/252:50 pmSDQ - BOI
1 stop9h 43mDelta
Deal found 4/24$625
This Delta deal was found by Cheapflights users on 4/24. 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.
Mon 7/214:17 pmBOI - STT
2 stops17h 55mDelta
Sun 7/273:00 pmSTT - BOI
1 stop9h 33mDelta
Deal found 4/24$625
This Delta deal was found by Cheapflights users on 4/24. 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 9/2811:30 pmBOI - PUJ
1 stop13h 02mDelta
Thu 10/92:42 pmPUJ - BOI
1 stop10h 01mDelta
Deal found 4/24$625
This American Airlines deal was found by Cheapflights users on 4/24. 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.
Mon 5/261:38 pmBOI - PUJ
1 stop24h 11mAmerican Airlines
Wed 6/411:46 amPUJ - BOI
1 stop28h 59mAmerican Airlines
Deal found 4/24$626

Cheapflights Fare Finder

Customize your flight search to find flights from Boise to Caribbean Islands 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 April 25, 2025.
Use the filters below to find and compare flights from Boise to Caribbean Islands that are best for you.

Fly from

Boise

Fly to

Caribbean Islands

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

5:45 pm-11:29 am

2 stops15h 44m

San Juan Luis Munoz Marin Intl

Sat 9/13

2:15 pm-11:38 pm

2 stops11h 23m

$405

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 5/23

12:16 pm-11:31 am

2 stops21h 15m

San Juan Luis Munoz Marin Intl

Thu 6/5

1:33 am-11:21 am

2 stops11h 48m

$483

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Tue 6/10

7:45 pm-11:29 am

2 stops13h 44m

Nassau Intl

Tue 6/17

3:08 pm-12:14 am

2 stops11h 06m

$489

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

7:00 am-5:30 pm

1 stop8h 30m

San Juan Luis Munoz Marin Intl

Sat 9/13

2:00 pm-9:14 pm

1 stop9h 14m

$495

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Mon 6/9

3:35 pm-12:50 pm

1 stop19h 15m

Nassau Intl

Mon 6/16

6:25 pm-10:56 am

1 stop18h 31m

$495

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Sat 6/28

5:42 pm-1:50 pm

2 stops18h 08m

Nassau Intl

Wed 7/2

5:00 pm-9:46 am

2 stops18h 46m

$546

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 7/18

6:00 am-7:50 pm

2 stops11h 50m

San Juan Luis Munoz Marin Intl

Sat 7/26

5:00 am-4:35 pm

2 stops13h 35m

$585

BoisePunta Cana

BOI - PUJ

BOIPUJ

Boise Air Term. Gowen Fld

Mon 5/26

12:16 pm-11:01 am

2 stops20h 45m

Punta Cana

Wed 6/4

3:22 pm-11:21 am

3 stops45h 59m

$596

BoiseSanto Domingo

BOI - SDQ

BOISDQ

Boise Air Term. Gowen Fld

Mon 8/18

11:30 pm-1:24 pm

1 stop11h 54m

Santo Domingo Las Americas

Mon 8/25

2:50 pm-10:33 pm

1 stop9h 43m

$625

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Mon 7/21

4:17 pm-12:12 pm

2 stops17h 55m

Saint Thomas Island Cyril E King

Sun 7/27

3:00 pm-10:33 pm

1 stop9h 33m

$625

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 26 results
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Best time to book a flight from Boise to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands 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 Caribbean Islands

What is the cheapest month to book a flight from Boise to Caribbean Islands?

Currently, September is the cheapest month in which you can book a flight from Boise to Caribbean Islands (average of $254). Flying from Boise to Caribbean Islands in December is currently the most expensive (average of $336). 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 EPX?

Find hourly flight availability from Boise to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to Caribbean Islands as you normally would.

Rainfall in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean Islands ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean Islands, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean Islands. Reviews last updated April 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Boise to Caribbean Islands. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,289 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
LATAM Airlines
7.5
Good
1,767 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Boise to Caribbean Islands. 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 Boise to Caribbean Islands?

    Boise Air Term. Gowen Fld (BOI), located 3.3 mi from the city center, is the airport you fly out of when you book flights from Boise to Caribbean Islands.

  • What are the most popular routes from Boise to Caribbean Islands?

    The most popular route from Boise to Caribbean Islands is Boise Air Term. Gowen Fld - San Juan Luis Munoz Marin Intl. You may also consider Boise Air Term. Gowen Fld - Montego Bay Sangster Intl or Boise Air Term. Gowen Fld - Punta Cana.

  • Can I find deals for flights from Boise to Caribbean Islands that include hotel bookings?

    Yes. In addition to deals on Boise to Caribbean Islands flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Caribbean Islands?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Caribbean Islands.

  • Can I find deals for business class flights from Boise to Caribbean Islands?

    Yes. Cheapflights offers flight deals from Boise to Caribbean Islands 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 Caribbean Islands?

    Currently, September is the cheapest month in which you can book a flight from Boise to Caribbean Islands (average of $254). Flying from Boise to Caribbean Islands in December is currently the most expensive (average of $336). 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

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Top 6 airlines flying from Boise to Caribbean Islands

Discover the top 6 airlines that operate flights from Boise to Caribbean Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$188Average$681FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$253Average$424FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$409Average$749FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$475Average$1,133FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$501Average$664FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$530Average$718FlexibilityNo cancel feeOn-time71%

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