Puerto Rico

$232+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
Apr 15 — Apr 221
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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 March 16, 2026.

This American Airlines deal was found by Cheapflights users on 3/12. 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 4/131:53 pm
BOI
-
SJU
1 stop12h 39m
American Airlines
Fri 4/176:45 am
SJU
-
BOI
1 stop18h 09m
American Airlines
Deal found 3/12$444
This Delta deal was found by Cheapflights users on 3/16. 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 4/1311:35 pm
BOI
-
SJU
1 stop10h 10m
Delta
Wed 4/226:15 am
SJU
-
BOI
2 stops17h 09m
Delta
Deal found 3/16$464
This American Airlines deal was found by Cheapflights users on 3/13. 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 7/214:07 pm
BOI
-
SJU
1 stop10h 32m
American Airlines
Thu 7/2312:59 am
SJU
-
BOI
1 stop15h 17m
American Airlines
Deal found 3/13$502
This Southwest deal was found by Cheapflights users on 3/12. 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 4/136:55 pm
BOI
-
SJU
2 stops13h 40m
Southwest
Fri 4/176:50 am
SJU
-
BOI
2 stops18h 40m
Southwest
Deal found 3/12$505
This Delta deal was found by Cheapflights users on 3/16. 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 11/611:30 pm
BOI
-
SJU
1 stop11h 51m
Delta
Thu 11/193:10 pm
SJU
-
BOI
2 stops11h 54m
Delta
Deal found 3/16$506
This United Airlines deal was found by Cheapflights users on 3/15. 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.
Mon 4/206:15 am
BOI
-
SJU
1 stop9h 23m
United Airlines
Sat 4/257:40 am
SJU
-
BOI
2 stops15h 54m
United Airlines
Deal found 3/15$518
This American Airlines deal was found by Cheapflights users on 3/14. 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 8/35:40 pm
BOI
-
SJU
2 stops14h 03m
American Airlines
Mon 8/107:05 pm
SJU
-
BOI
2 stops18h 24m
American Airlines
Deal found 3/14$522
This Southwest deal was found by Cheapflights users on 3/11. 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 4/156:00 am
BOI
-
SJU
2 stops13h 05m
Southwest
Wed 4/2211:25 am
SJU
-
BOI
2 stops14h 05m
Southwest
Deal found 3/11$524
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Wed 11/187:00 am
BOI
-
SJU
2 stops11h 26m
United Airlines
Mon 11/232:25 pm
SJU
-
BOI
1 stop11h 40m
United Airlines
Deal found 3/16$527
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Mon 4/136:15 am
BOI
-
SJU
1 stop9h 23m
United Airlines
Wed 4/151:00 am
SJU
-
BOI
2 stops17h 48m
United Airlines
Deal found 3/11$534
This United Airlines deal was found by Cheapflights users on 3/12. 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 9/2612:29 pm
BOI
-
CPX
2 stops26h 52m
United Airlines
Wed 9/3010:48 am
CPX
-
BOI
2 stops14h 17m
United Airlines
Deal found 3/12$1,741
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Wed 4/158:20 am
BOI
-
VQS
2 stops29h 33m
United Airlines
Wed 4/2210:12 am
VQS
-
BOI
2 stops14h 23m
United Airlines
Deal found 3/16$4,668

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 March 16, 2026.

Round-trip from

$444
(American Airlines)

One-way from

$232
(Delta)

Popular in

February

Cheapest in

September

Average price

$725
From Boise Air Term. Gowen Fld to Puerto Rico
One-way flight from Boise Air Term. Gowen Fld to Puerto Rico
Highest demand for flights based on searches. 7% potential increase in price ($49 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 16, 2026.
Use the filters below to find and compare flights from Boise to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 4/20

8:40 pm-12:52 pm

2 stops14h 12m

San Juan Luis Munoz Marin Intl

Sat 4/25

6:15 am-5:21 pm

2 stops13h 06m

$464

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 4/13

11:35 pm-11:45 am

1 stop10h 10m

San Juan Luis Munoz Marin Intl

Wed 4/22

6:15 am-9:24 pm

2 stops17h 09m

$464

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 4/13

6:55 pm-10:35 am

2 stops13h 40m

San Juan Luis Munoz Marin Intl

Fri 4/17

6:50 am-11:30 pm

2 stops18h 40m

$515

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 4/13

6:15 am-5:38 pm

1 stop9h 23m

San Juan Luis Munoz Marin Intl

Wed 4/15

1:00 am-4:48 pm

2 stops17h 48m

$534

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 7/22

5:30 am-10:00 pm

2 stops14h 30m

San Juan Luis Munoz Marin Intl

Thu 7/30

5:00 am-2:45 pm

2 stops11h 45m

$534
Quickest round-trip

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 4/21

5:00 am-5:38 pm

1 stop10h 38m

San Juan Luis Munoz Marin Intl

Tue 4/28

7:00 am-8:13 pm

2 stops15h 13m

$543

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 5/13

6:00 am-9:05 pm

2 stops13h 05m

San Juan Luis Munoz Marin Intl

Sun 5/17

9:45 pm-12:40 pm

2 stops16h 55m

$545

BoiseVieques

BOI - VQS

BOIVQS

Boise Air Term. Gowen Fld

Wed 4/15

8:20 am-3:53 pm

2 stops29h 33m

Vieques

Wed 4/22

10:12 am-10:35 pm

2 stops14h 23m

$4,668
Cheapest one-way

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sun 5/10

6:41 pm-12:01 pm

2 stops15h 20m

$232

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 8/15

6:40 am-8:55 pm

2 stops12h 15m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 18 resultsSorted by cheapest first
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 $211). Flying from Boise to Puerto Rico in February is currently the most expensive (average of $524). 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.

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 March 16, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited 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.

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Entertainment

7.5

Comfort

8.0

Overall

8.0

Crew

8.6

Food

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

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?

    Delta, Southwest, and United Airlines can get you from Boise to Puerto Rico in just under 9h 23m. Your travel time can differ by up to 4h 49m. 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?

  • 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 $211). Flying from Boise to Puerto Rico in February is currently the most expensive (average of $524). 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 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 March 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$208Average$555FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$442Average$842FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$473Average$608FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$499Average$679FlexibilityNo cancel feeOn-time71%

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