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$293+ Cheap flights from Boise (BOI) to Caribbean

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheap flight deals from Boise to Caribbean

Keep the following information in mind while searching for Boise to Caribbean flight deals. Data was last updated March 21, 2025.

Round-trip from

$375
(Mytrip)

One-way from

$293
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$758
From Boise Air Term. Gowen Fld to Caribbean
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One-way flight from Boise Air Term. Gowen Fld to Caribbean
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Highest demand for flights based on searches. 6% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Boise to Caribbean

Cheapest flights from Boise to Caribbean
Explore the most affordable flight options available from Boise to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This Mytrip deal was found by Cheapflights users on 3/20. 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 5/1212:16 pmBOI - SJU
2 stops22h 28mSpirit Airlines
Sat 5/171:33 amSJU - BOI
2 stops35h 48mSpirit Airlines
Deal found 3/20$375
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Fri 5/27:10 pmBOI - SJU
2 stops14h 47mUnited Airlines
Mon 5/51:05 amSJU - BOI
2 stops14h 32mUnited Airlines
Deal found 3/20$405
This United Airlines deal was found by Cheapflights users on 3/20. 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 4/17:00 pmBOI - NAS
2 stops17h 59mUnited Airlines
Wed 4/94:01 pmNAS - BOI
2 stops19h 46mUnited Airlines
Deal found 3/20$429
This Delta deal was found by Cheapflights users on 3/19. 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 4/14:40 pmBOI - NAS
2 stops18h 55mDelta
Wed 4/91:01 pmNAS - BOI
2 stops13h 04mDelta
Deal found 3/19$480
This American Airlines deal was found by Cheapflights users on 3/19. 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 4/25:15 pmBOI - NAS
2 stops14h 45mAmerican Airlines
Wed 4/98:11 amNAS - BOI
2 stops16h 00mAmerican Airlines
Deal found 3/19$493
This Mytrip deal was found by Cheapflights users on 3/20. 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.
Sat 4/262:11 pmBOI - SJU
3 stops31h 28mMultiple Airlines
Tue 4/297:00 pmSJU - BOI
2 stops19h 57mMultiple Airlines
Deal found 3/20$499
This Delta deal was found by Cheapflights users on 3/20. 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.
Fri 5/28:00 pmBOI - SJU
2 stops16h 02mDelta
Mon 5/56:35 amSJU - BOI
2 stops19h 12mDelta
Deal found 3/20$525
This Southwest deal was found by Cheapflights users on 3/20. 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.
Mon 6/910:45 amBOI - SJU
2 stops12h 10mSouthwest
Thu 6/121:30 pmSJU - BOI
2 stops13h 00mSouthwest
Deal found 3/20$560
This Delta deal was found by Cheapflights users on 3/20. 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 8/1111:30 pmBOI - STT
1 stop12h 25mDelta
Thu 8/213:00 pmSTT - BOI
1 stop9h 33mDelta
Deal found 3/20$579
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/285:18 pmBOI - MBJ
2 stops17h 37mAmerican Airlines
Tue 5/612:35 pmMBJ - BOI
2 stops11h 57mAmerican Airlines
Deal found 3/20$581
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/56:37 amBOI - SJU
2 stops11h 51mAmerican Airlines
Tue 4/156:21 amSJU - BOI
2 stops17h 50mAmerican Airlines
Deal found 3/20$620
This American Airlines deal was found by Cheapflights users on 3/20. 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 4/97:05 amBOI - SDQ
2 stops11h 17mAmerican Airlines
Fri 4/186:50 amSDQ - BOI
2 stops18h 44mAmerican Airlines
Deal found 3/20$629

Cheapflights Fare Finder

Customize your flight search to find flights from Boise to Caribbean 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 March 21, 2025.
Use the filters below to find and compare flights from Boise to Caribbean that are best for you.

Fly from

Boise

Fly to

Caribbean

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 5/12

12:16 pm-12:44 pm

2 stops22h 28m

San Juan Luis Munoz Marin Intl

Sat 5/17

1:33 am-11:21 am

2 stops35h 48m

$375

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 5/2

7:10 pm-11:57 am

2 stops14h 47m

San Juan Luis Munoz Marin Intl

Mon 5/5

1:05 am-1:37 pm

2 stops14h 32m

$405

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Tue 4/1

7:00 pm-2:59 pm

2 stops17h 59m

Nassau Intl

Wed 4/9

4:01 pm-9:47 am

2 stops19h 46m

$429

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Tue 4/1

4:40 pm-1:35 pm

2 stops18h 55m

Nassau Intl

Wed 4/9

1:01 pm-12:05 am

2 stops13h 04m

$480

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Wed 4/2

5:15 pm-10:00 am

2 stops14h 45m

Nassau Intl

Wed 4/9

8:11 am-10:11 pm

2 stops16h 00m

$493

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 4/26

2:11 pm-11:39 pm

3 stops31h 28m

San Juan Luis Munoz Marin Intl

Tue 4/29

7:00 pm-12:57 pm

2 stops19h 57m

$499

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 5/2

8:00 pm-2:02 pm

2 stops16h 02m

San Juan Luis Munoz Marin Intl

Mon 5/5

6:35 am-11:47 pm

2 stops19h 12m

$525

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 6/9

10:45 am-12:55 am

2 stops12h 10m

San Juan Luis Munoz Marin Intl

Thu 6/12

1:30 pm-12:30 am

2 stops13h 00m

$560

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Mon 8/11

11:30 pm-1:55 pm

1 stop12h 25m

Saint Thomas Island Cyril E King

Thu 8/21

3:00 pm-10:33 pm

1 stop9h 33m

$579

BoiseMontego Bay

BOI - MBJ

BOIMBJ

Boise Air Term. Gowen Fld

Mon 4/28

5:18 pm-11:55 am

2 stops17h 37m

Montego Bay Sangster Intl

Tue 5/6

12:35 pm-11:32 pm

2 stops11h 57m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 25 results
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Best time to book a flight from Boise to Caribbean

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

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

Currently, September is the cheapest month in which you can book a flight from Boise to Caribbean (average of $254). Flying from Boise to Caribbean in March is currently the most expensive (average of $337). 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 CB?

Find hourly flight availability from Boise to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 21, 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 as you normally would.

Rainfall in Caribbean by month

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

In terms of precipitation, rainfall in Caribbean 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 when rainfall is around 2.2 in.

Temperature in Caribbean by month

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

If weather is an important factor for your trip to Caribbean, 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

Get insights into the airlines that provide service to Caribbean. 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. Reviews last updated March 21, 2025.
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,278 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,759 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

    Located just 3.3 mi from the city center, Boise Air Term. Gowen Fld (BOI) is the airport most travelers will use when flying to Caribbean from Boise.

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

    While some choose either Boise Air Term. Gowen Fld - Montego Bay Sangster Intl or Boise Air Term. Gowen Fld - Saint Thomas Island Cyril E King, Boise Air Term. Gowen Fld - San Juan Luis Munoz Marin Intl is the most popular route from Boise to Caribbean.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise to Caribbean 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?

    Currently, September is the cheapest month in which you can book a flight from Boise to Caribbean (average of $254). Flying from Boise to Caribbean in March is currently the most expensive (average of $337). 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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Alternative routes for Boise to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Boise to Caribbean

Discover the top 6 airlines that operate flights from Boise to Caribbean. 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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$253Average$490FlexibilityNo cancel feeOn-time65%
DeltaCheapest$287Average$734FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$409Average$743FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$452Average$775FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$475Average$1,133FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$501Average$665FlexibilityNo cancel feeOn-time63%
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