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Caribbean Islands

$214+ Cheap flights from Boise (BOI) to Caribbean Islands

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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Round-trip from

$415
(Delta)

One-way from

$214
(Delta)

Popular in

December

Cheapest in

October

Average price

$607
From Boise Air Term. Gowen Fld to Caribbean Islands
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One-way flight from Boise Air Term. Gowen Fld to Caribbean Islands
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Highest demand for flights based on searches. 4% potential increase in price ($30 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 May 2025
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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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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 7/187:45 pmBOI - SJU
2 stops15h 35mDelta
Sat 7/262:30 pmSJU - BOI
2 stops11h 29mDelta
Deal found 4/30$415
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/67:10 pmBOI - NAS
2 stops16h 40mUnited Airlines
Tue 5/135:00 pmNAS - BOI
2 stops18h 59mUnited Airlines
Deal found 4/29$429
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 5/61:38 pmBOI - NAS
1 stop23h 22mAmerican Airlines
Tue 5/1312:10 pmNAS - BOI
2 stops13h 22mAmerican Airlines
Deal found 4/29$439
This United Airlines deal was found by Cheapflights users on 4/29. 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 9/68:15 amBOI - SJU
2 stops13h 42mUnited Airlines
Sat 9/132:00 pmSJU - BOI
1 stop9h 14mUnited Airlines
Deal found 4/29$495
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/103:35 pmBOI - SJU
1 stop11h 31mAmerican Airlines
Sun 6/1512:59 amSJU - BOI
1 stop11h 57mAmerican Airlines
Deal found 4/29$585
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/105:05 amBOI - SJU
2 stops12h 00mSouthwest
Mon 6/162:40 pmSJU - BOI
2 stops11h 50mSouthwest
Deal found 4/29$596
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/17:07 pmBOI - BGI
2 stops17h 33mAir Canada
Fri 6/63:40 pmBGI - BOI
2 stops33h 17mAir Canada
Deal found 4/30$617
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 12/27:30 pmBOI - NAS
2 stops14h 26mDelta
Sun 12/72:36 pmNAS - BOI
2 stops11h 41mDelta
Deal found 4/29$628
This Delta deal was found by Cheapflights users on 4/30. 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 7/2911:40 pmBOI - PUJ
1 stop13h 11mDelta
Thu 8/72:23 pmPUJ - BOI
2 stops11h 46mDelta
Deal found 4/30$629
This Delta deal was found by Cheapflights users on 4/29. 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 11/611:30 pmBOI - GCM
1 stop11h 07mDelta
Mon 11/102:02 pmGCM - BOI
1 stop10h 41mDelta
Deal found 4/29$636
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 12/21:20 pmBOI - MBJ
1 stop21h 50mAmerican Airlines
Tue 12/96:00 pmMBJ - BOI
2 stops20h 32mAmerican Airlines
Deal found 4/30$658
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 8/15:17 pmBOI - PUJ
2 stops15h 33mAmerican Airlines
Wed 8/64:25 pmPUJ - BOI
2 stops22h 21mAmerican Airlines
Deal found 4/30$663

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 May 1, 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

Fri 7/18

7:45 pm-1:20 pm

2 stops15h 35m

San Juan Luis Munoz Marin Intl

Sat 7/26

2:30 pm-11:59 pm

2 stops11h 29m

$415

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

8:15 am-11:57 pm

2 stops13h 42m

San Juan Luis Munoz Marin Intl

Fri 9/12

1:05 am-11:31 am

2 stops12h 26m

$495

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 6/10

3:35 pm-5:06 am

1 stop11h 31m

San Juan Luis Munoz Marin Intl

Sun 6/15

12:59 am-10:56 am

1 stop11h 57m

$585

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 6/10

5:05 am-7:05 pm

2 stops12h 00m

San Juan Luis Munoz Marin Intl

Mon 6/16

2:40 pm-12:30 am

2 stops11h 50m

$596

BoiseBridgetown

BOI - BGI

BOIBGI

Boise Air Term. Gowen Fld

Sun 6/1

7:07 pm-2:40 pm

2 stops17h 33m

Bridgetown Grantley Adams Intl

Fri 6/6

3:40 pm-10:57 pm

2 stops33h 17m

$617

BoisePunta Cana

BOI - PUJ

BOIPUJ

Boise Air Term. Gowen Fld

Tue 7/29

4:19 pm-2:51 pm

2 stops20h 32m

Punta Cana

Thu 8/7

2:23 pm-12:09 am

2 stops11h 46m

$629

BoisePunta Cana

BOI - PUJ

BOIPUJ

Boise Air Term. Gowen Fld

Fri 8/1

5:17 pm-10:50 am

2 stops15h 33m

Punta Cana

Wed 8/6

4:25 pm-12:46 pm

2 stops22h 21m

$663

BoiseSaint Thomas Island

BOI - STT

BOISTT

Boise Air Term. Gowen Fld

Tue 7/1

4:30 pm-12:14 pm

2 stops17h 44m

Saint Thomas Island Cyril E King

Mon 7/14

1:27 pm-10:30 pm

1 stop11h 03m

$665

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 6/4

8:55 am-5:12 am

2 stops18h 17m

San Juan Luis Munoz Marin Intl

Sun 6/8

6:09 am-11:21 am

2 stops31h 12m

$679

BoiseOranjestad

BOI - AUA

BOIAUA

Boise Air Term. Gowen Fld

Sat 6/7

3:35 pm-1:45 pm

2 stops20h 10m

Oranjestad Reina Beatrix

Sat 6/14

5:10 pm-10:56 am

2 stops19h 46m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 May 1, 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 May 1, 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
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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

    $214 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $253 and $378, respectively.

  • 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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Alternative routes for Boise to Caribbean Islands

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$188Average$668FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$253Average$424FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$409Average$747FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$475Average$1,133FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$501Average$664FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$530Average$716FlexibilityNo cancel feeOn-time71%

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