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$188+ 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
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 July 29, 2025.

Round-trip from

$375
(Delta)

One-way from

$188
(Delta)

Popular in

December

Cheapest in

October

Average price

$658
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. 4% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 29, 2025.

This Delta deal was found by Cheapflights users on 7/28. 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 10/214:46 pmBOI - SJU
2 stops17h 14mDelta
Tue 10/287:15 amSJU - BOI
2 stops18h 44mDelta
Deal found 7/28$375
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/61:57 pmBOI - SJU
2 stops19h 14mAmerican Airlines
Sat 9/137:05 pmSJU - BOI
2 stops19h 22mAmerican Airlines
Deal found 7/29$415
This Mytrip deal was found by Cheapflights users on 7/26. 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.
Fri 8/156:06 pmBOI - SJU
3 stops27h 51mSpirit Airlines
Thu 8/214:12 pmSJU - BOI
3 stops26h 59mSpirit Airlines
Deal found 7/26$426
This Delta deal was found by Cheapflights users on 7/29. 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 11/2711:30 amBOI - NAS
2 stops22h 26mDelta
Sat 12/61:25 pmNAS - BOI
2 stops12h 13mDelta
Deal found 7/29$443
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 11/272:40 pmBOI - NAS
2 stops21h 08mUnited Airlines
Sat 12/62:55 pmNAS - BOI
1 stop8h 30mUnited Airlines
Deal found 7/29$495
This American Airlines deal was found by Cheapflights users on 7/28. 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 11/152:06 pmBOI - NAS
2 stops17h 54mAmerican Airlines
Fri 11/213:15 pmNAS - BOI
2 stops10h 22mAmerican Airlines
Deal found 7/28$499
This Southwest deal was found by Cheapflights users on 7/28. 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.
Wed 11/268:45 pmBOI - SJU
2 stops14h 40mSouthwest
Sun 12/76:40 amSJU - BOI
2 stops12h 30mSouthwest
Deal found 7/28$525
This Southwest deal was found by Cheapflights users on 7/27. 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.
Sat 11/152:25 pmBOI - NAS
2 stops19h 50mSouthwest
Sat 11/223:00 pmNAS - BOI
2 stops12h 00mSouthwest
Deal found 7/27$566
This Mytrip deal was found by Cheapflights users on 7/27. 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.
Fri 10/248:58 pmBOI - PUJ
2 stops15h 16mMultiple Airlines
Fri 10/311:10 pmPUJ - BOI
3 stops26h 11mMultiple Airlines
Deal found 7/27$585
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/612:27 pmBOI - SJU
1 stop24h 17mUnited Airlines
Fri 9/121:05 amSJU - BOI
2 stops12h 26mUnited Airlines
Deal found 7/29$591
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Thu 8/146:06 pmBOI - SDQ
2 stops19h 54mSpirit Airlines
Sun 8/245:05 pmSDQ - BOI
3 stops26h 06mSpirit Airlines
Deal found 7/29$594
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:16 pmBOI - PUJ
2 stops36h 25mSpirit Airlines
Sun 9/2812:40 pmPUJ - BOI
2 stops33h 41mSpirit Airlines
Deal found 7/28$599

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 July 29, 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

Tue 10/21

4:46 pm-12:00 pm

2 stops17h 14m

San Juan Luis Munoz Marin Intl

Tue 10/28

7:15 am-11:59 pm

2 stops18h 44m

$375

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

1:57 pm-11:11 am

2 stops19h 14m

San Juan Luis Munoz Marin Intl

Sat 9/13

7:05 pm-12:27 pm

2 stops19h 22m

$415

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 8/15

6:06 pm-11:57 pm

3 stops27h 51m

San Juan Luis Munoz Marin Intl

Thu 8/21

4:12 pm-5:11 pm

3 stops26h 59m

$426

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Thu 11/27

11:30 am-11:56 am

2 stops22h 26m

Nassau Intl

Sat 12/6

1:25 pm-11:38 pm

2 stops12h 13m

$443

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Thu 11/27

2:40 pm-1:48 pm

2 stops21h 08m

Nassau Intl

Sat 12/6

2:55 pm-9:25 pm

1 stop8h 30m

$495

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Sat 11/15

2:06 pm-10:00 am

2 stops17h 54m

Nassau Intl

Fri 11/21

3:15 pm-11:37 pm

2 stops10h 22m

$499

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 11/26

8:45 pm-2:25 pm

2 stops14h 40m

San Juan Luis Munoz Marin Intl

Sun 12/7

6:40 am-4:10 pm

2 stops12h 30m

$525

BoiseNassau

BOI - NAS

BOINAS

Boise Air Term. Gowen Fld

Sat 11/15

2:25 pm-12:15 pm

2 stops19h 50m

Nassau Intl

Sat 11/22

3:00 pm-1:00 am

2 stops12h 00m

$566

BoisePunta Cana

BOI - PUJ

BOIPUJ

Boise Air Term. Gowen Fld

Fri 10/24

8:58 pm-2:14 pm

2 stops15h 16m

Punta Cana

Fri 10/31

1:10 pm-1:21 pm

3 stops26h 11m

$585

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

12:27 pm-2:44 pm

1 stop24h 17m

San Juan Luis Munoz Marin Intl

Fri 9/12

1:05 am-1:49 pm

2 stops14h 44m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 47 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 June is currently the most expensive (average of $339). 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 July 29, 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.

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 July 29, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Boise to Caribbean have to say. 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
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Copa Airlines
7.5
Good
1,493 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 cheapest airlines to fly from Boise to Caribbean one-way?

    One-way options have recently been found by users for as low as $188 on Delta. Other airlines that offer cheap prices include United Airlines from $233 and Spirit Airlines from $240 one-way.

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

    While some choose either Boise Air Term. Gowen Fld - Punta Cana or Boise Air Term. Gowen Fld - Nassau Intl, 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 June is currently the most expensive (average of $339). 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

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Top 5 airlines flying from Boise to Caribbean

Discover the top 5 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$684FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$475Average$1,133FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$501Average$733FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$504Average$727FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$547Average$775FlexibilityNo cancel feeOn-time71%

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