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Puerto Rico

$179+ Cheap flights from Boise (BOI) to Puerto Rico

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
jan 1 — jan 81
qui 1/1
qui 1/8
1 adult, Economy
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Cheap flight deals from Boise to Puerto Rico

Cheapest flights from Boise to Puerto Rico
Explore the most affordable flight options available from Boise to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 2, 2025.

This United Airlines deal was found by Cheapflights users on 12/1. 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.
qui 12/116:20 amBOI - SJU
1 stop9h 05mUnited Airlines
ter 12/168:10 amSJU - BOI
2 stops14h 33mUnited Airlines
Deal found 12/1$630
This American Airlines deal was found by Cheapflights users on 12/1. 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.
ter 12/166:44 amBOI - SJU
1 stop11h 41mAmerican Airlines
sáb 12/206:44 amSJU - BOI
1 stop18h 18mAmerican Airlines
Deal found 12/1$665
This American Airlines deal was found by Cheapflights users on 11/30. 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.
qui 12/115:25 pmBOI - SJU
2 stops15h 34mAmerican Airlines
sáb 12/206:44 amSJU - BOI
1 stop18h 18mAmerican Airlines
Deal found 11/30$670
This Delta deal was found by Cheapflights users on 11/30. 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.
seg 12/84:45 pmBOI - SJU
2 stops18h 14mDelta
sex 12/121:55 pmSJU - BOI
2 stops13h 47mDelta
Deal found 11/30$675
This Delta deal was found by Cheapflights users on 11/30. 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.
qua 12/34:45 pmBOI - SJU
2 stops18h 14mDelta
qua 12/107:00 amSJU - BOI
2 stops14h 51mDelta
Deal found 11/30$690
This United Airlines deal was found by Cheapflights users on 11/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 12/46:20 amBOI - SJU
2 stops15h 16mUnited Airlines
sex 12/52:05 amSJU - BOI
2 stops14h 34mUnited Airlines
Deal found 11/30$705
This American Airlines deal was found by Cheapflights users on 12/1. 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.
qua 12/36:37 amBOI - SJU
2 stops12h 32mAmerican Airlines
qua 12/107:00 amSJU - BOI
1 stop18h 25mAmerican Airlines
Deal found 12/1$730
This American Airlines deal was found by Cheapflights users on 11/30. 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.
qua 12/176:29 amBOI - SJU
2 stops12h 40mAmerican Airlines
qui 12/186:44 amSJU - BOI
1 stop18h 18mAmerican Airlines
Deal found 11/30$736
This American Airlines deal was found by Cheapflights users on 12/2. 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.
qui 12/45:25 pmBOI - SJU
2 stops13h 44mAmerican Airlines
sex 12/1910:25 amSJU - BOI
2 stops15h 01mAmerican Airlines
Deal found 12/2$745

Find flight deals from Boise to Puerto Rico

Keep the following information in mind while searching for Boise to Puerto Rico flight deals. Data was last updated dezembro 2, 2025.

Round-trip from

$395
(Delta)

One-way from

$179
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$673
From Boise Air Term. Gowen Fld to Puerto Rico
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Puerto Rico
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Puerto Rico 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 dezembro 2, 2025.
Use the filters below to find and compare flights from Boise to Puerto Rico that are best for you.

Fly from

Boise

Fly to

Puerto Rico

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

ter 2/17

7:45 am-12:40 am

2 stops13h 55m

San Juan Luis Munoz Marin Intl

qua 2/25

5:40 am-3:20 pm

2 stops12h 40m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

qua 2/25

5:40 am-11:56 pm

2 stops15h 16m

San Juan Luis Munoz Marin Intl

qui 3/5

7:30 am-8:55 pm

2 stops16h 25m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

ter 3/3

5:40 am-11:56 pm

2 stops15h 16m

San Juan Luis Munoz Marin Intl

qua 3/11

6:15 am-10:07 pm

2 stops17h 52m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

seg 4/27

7:30 pm-11:58 am

2 stops14h 28m

San Juan Luis Munoz Marin Intl

seg 5/4

1:50 pm-12:11 am

2 stops12h 21m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

qua 2/25

5:40 am-11:56 pm

2 stops15h 16m

San Juan Luis Munoz Marin Intl

ter 3/3

7:00 am-11:05 pm

2 stops19h 05m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

seg 2/2

7:15 pm-1:06 pm

2 stops14h 51m

San Juan Luis Munoz Marin Intl

qua 2/11

7:30 am-6:28 pm

2 stops13h 58m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

seg 2/23

7:15 pm-1:05 pm

2 stops14h 50m

San Juan Luis Munoz Marin Intl

ter 3/3

7:00 am-11:05 pm

2 stops19h 05m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

sáb 4/25

5:45 pm-11:58 am

2 stops16h 13m

San Juan Luis Munoz Marin Intl

seg 5/4

1:50 pm-12:11 am

2 stops12h 21m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

seg 2/23

7:15 pm-1:05 pm

2 stops14h 50m

San Juan Luis Munoz Marin Intl

qua 3/4

6:15 am-8:55 pm

2 stops17h 40m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

seg 4/13

5:45 pm-11:58 am

2 stops16h 13m

San Juan Luis Munoz Marin Intl

qua 4/22

6:15 am-8:18 pm

2 stops16h 03m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 19 results
1
2

Best time to book a flight from Boise to Puerto Rico

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

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

Currently, June is the cheapest month in which you can book a flight from Boise to Puerto Rico (average of $217). Flying from Boise to Puerto Rico in July is currently the most expensive (average of $504). 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 PR?

Find hourly flight availability from Boise to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated dezembro 2, 2025.

It’s optimal to fly from Boise to Puerto Rico in the evening. By choosing this option you can save up to 55% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated dezembro 2, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Boise to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,253 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,253 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,063 reviews
Southwest
8.0
Very good
4,253 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,253 reviews

Food

7.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

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

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Puerto Rico. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • How long is the flight from Boise to Puerto Rico?

    Southwest and Delta can get you from Boise to Puerto Rico in just under 13h 55m. Your travel time can differ by up to 1h 21m. The distance from Boise to Puerto Rico is about 3374 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Boise to Puerto Rico?

    The most popular route from Boise to Puerto Rico is Boise Air Term. Gowen Fld - San Juan Luis Munoz Marin Intl. You may also consider Boise Air Term. Gowen Fld - Vieques or Boise Air Term. Gowen Fld - Culebra.

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

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

  • How can I find direct flights from Boise to Puerto Rico?

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

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

    Yes. Cheapflights offers flight deals from Boise to Puerto Rico 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 Puerto Rico?

    Currently, June is the cheapest month in which you can book a flight from Boise to Puerto Rico (average of $217). Flying from Boise to Puerto Rico in July is currently the most expensive (average of $504). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Boise to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Boise to Puerto Rico

Discover the top 4 airlines that operate flights from Boise to Puerto Rico. 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 dezembro 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$561FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$449Average$913FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$463Average$641FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$530Average$665FlexibilityNo cancel feeOn-time71%

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