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

If weather is an important factor for your trip to Puerto Rico, 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).

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 - Culebra or Boise Air Term. Gowen Fld - Vieques.

What are the most popular airlines that fly from Boise to Puerto Rico?

American Airlines, Delta and Spirit Airlines are the most popular airlines when flying from Boise to Puerto Rico.

How far in advance should I book a flight from Boise to Puerto Rico?

Users have found that booking a flight from Boise to Puerto Rico at least 60 days early can save you up to 102% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from Boise to Puerto Rico for as little as $498 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,092 for flights departing within the next 3 days.

What is the cheapest month to fly from Boise to Puerto Rico?

October is one of the best times of the year to fly to Puerto Rico from Boise. Prices for October average $638 per person but you can even find prices for as low as $308. The most expensive prices can be found in the month of December. Opting for a October flight can save you 28% on your journey compared to booking in December

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.

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.

$483+ Flights from Boise to Puerto Rico

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Cheap flight deals from Boise to Puerto Rico

Round-trip from	$388 (FlightHub)
Popular in	December
Cheapest in	October
Average price	$665

From Boise Air Term. Gowen Fld to Puerto Rico

Search Deals

Highest demand for flights based on searches. 6% potential increase in price ($43 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find 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 July 1, 2025.

Sun 8/176:06 pmBOI - SJU

2 stops16h 51mSpirit Airlines

Thu 8/214:12 pmSJU - BOI

2 stops26h 59mSpirit Airlines

Deal found 6/29

$388

Wed 11/126:00 amBOI - SJU

2 stops14h 50mDelta

Sat 11/154:30 pmSJU - BOI

1 stop10h 08mDelta

Deal found 6/30

$415

Mon 7/217:48 pmBOI - SJU

3 stops23h 49mMultiple Airlines

Wed 7/301:37 amSJU - BOI

2 stops17h 25mMultiple Airlines

Deal found 6/29

$481

Tue 8/126:35 amBOI - SJU

2 stops15h 24mAmerican Airlines

Thu 8/216:00 amSJU - BOI

2 stops12h 45mAmerican Airlines

Deal found 7/1

$490

Sun 8/177:00 amBOI - SJU

1 stop8h 30mUnited Airlines

Wed 8/201:05 amSJU - BOI

2 stops14h 25mUnited Airlines

Deal found 6/29

$491

Best flights from Boise to Puerto Rico
Discover carefully curated flight deals from Boise to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Sun 8/176:06 pmBOI - SJU

2 stops16h 51mSpirit Airlines

Thu 8/214:12 pmSJU - BOI

2 stops26h 59mSpirit Airlines

Deal found 6/29

$388

Sat 9/66:00 pmBOI - SJU

2 stops16h 18mDelta

Sat 9/132:15 pmSJU - BOI

2 stops11h 44mDelta

Deal found 6/30

$415

Mon 7/217:48 pmBOI - SJU

3 stops23h 49mMultiple Airlines

Wed 7/301:37 amSJU - BOI

2 stops17h 25mMultiple Airlines

Deal found 6/29

$481

Tue 8/126:35 amBOI - SJU

2 stops15h 24mAmerican Airlines

Thu 8/216:00 amSJU - BOI

2 stops12h 45mAmerican Airlines

Deal found 7/1

$490

Sun 8/177:00 amBOI - SJU

1 stop8h 30mUnited Airlines

Wed 8/201:05 amSJU - BOI

2 stops14h 25mUnited Airlines

Deal found 6/29

$491

Last-minute flights from Boise to Puerto Rico
Discover last-minute flight deals from Boise to Puerto Rico. Data last updated July 1, 2025 and is based on user searches.

Mon 7/217:48 pmBOI - SJU

2 stops17h 42mSpirit Airlines

Thu 7/311:37 amSJU - BOI

2 stops19h 15mSpirit Airlines

Deal found 7/1

$390

Mon 7/217:48 pmBOI - SJU

3 stops23h 49mMultiple Airlines

Wed 7/301:37 amSJU - BOI

2 stops17h 25mMultiple Airlines

Deal found 6/29

$481

Mon 7/211:48 pmBOI - SJU

2 stops13h 18mAmerican Airlines

Thu 7/3112:59 amSJU - BOI

1 stop11h 55mAmerican Airlines

Deal found 7/1

$500

Mon 7/216:00 pmBOI - SJU

2 stops16h 08mDelta

Fri 8/16:15 amSJU - BOI

2 stops17h 25mDelta

Deal found 6/29

$530

Mon 7/217:00 amBOI - SJU

2 stops15h 02mUnited Airlines

Fri 8/13:56 pmSJU - BOI

2 stops19h 50mUnited Airlines

Deal found 6/30

$616

Mon 7/287:55 pmBOI - SJU

2 stops31h 11mAlaska Airlines

Mon 8/43:23 pmSJU - BOI

2 stops34h 07mAlaska Airlines

Deal found 6/29

$831

Cheapflights Fare Finder

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

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sun 8/17

6:06 pm-12:57 pm

2 stops16h 51m

San Juan Luis Munoz Marin Intl

Thu 8/21

4:12 pm-5:11 pm

2 stops26h 59m

$388

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

6:00 pm-12:18 pm

2 stops16h 18m

San Juan Luis Munoz Marin Intl

Sat 9/13

2:15 pm-11:59 pm

2 stops11h 44m

$415

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 7/21

7:48 pm-9:37 pm

3 stops23h 49m

San Juan Luis Munoz Marin Intl

Wed 7/30

1:37 am-5:02 pm

2 stops17h 25m

$481

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 8/12

6:35 am-11:59 pm

2 stops15h 24m

San Juan Luis Munoz Marin Intl

Thu 8/21

6:00 am-4:45 pm

2 stops12h 45m

$490

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sun 8/17

7:00 am-5:30 pm

1 stop8h 30m

San Juan Luis Munoz Marin Intl

Wed 8/20

1:05 am-1:30 pm

2 stops14h 25m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

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, September is the cheapest month in which you can book a flight from Boise to Puerto Rico (average of $254). Flying from Boise to Puerto Rico 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 PR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to Puerto Rico as you normally would.

Reviews of airlines servicing Puerto Rico

Read reviews from past customers who have flown Delta, United Airlines, and American 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.

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,858 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,101 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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.
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 - Culebra or Boise Air Term. Gowen Fld - Vieques.
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, September is the cheapest month in which you can book a flight from Boise to Puerto Rico (average of $254). Flying from Boise to Puerto Rico 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Boise to Puerto Rico

Boise to Luis Munoz Marin Intl flights

Boise to Punta Cana flights

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Spokane to Providenciales flights

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Boise to St. George's flights

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Boise to Kralendijk flights

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Boise to Holguín flights

Spokane to Nassau flights

Spokane to Santiago de los Caballeros flights

Idaho Falls to Providenciales flights

Spokane to Puerto Plata flights

Spokane to Havana flights

Spokane to Bridgetown flights

Boise to Vieques flights

Boise to Castries flights

Boise to Freeport flights

Boise to Port of Spain flights

Boise to Marsh Harbour flights

Complete your trip

Puerto Rico car rentals

San Juan Luis Munoz Marin Intl Airport car rentals

Aguadilla Borinquen Airport car rentals

Ponce Mercedita Airport car rentals

San Juan Isla Grande Airport car rentals

Vieques Airport car rentals

Mayagüez Eugenio M De Hostos Airport car rentals

San Juan car rentals

Aguadilla car rentals

Ponce car rentals

Top 5 airlines flying from Boise to Puerto Rico

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$253	Average$415	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$374	Average$554	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$502	Average$904	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$504	Average$665	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$530	Average$735	FlexibilityNo cancel fee	On-time71%

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$388+ Cheap flights from Boise (BOI) to Puerto Rico

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Puerto Rico with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap 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 July 1, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Boise to Puerto Rico

Cheapest flights from Boise to Puerto RicoExplore 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 July 1, 2025.

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 July 1, 2025.

Cheapflights Fare Finder

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

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.

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?

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 July 1, 2025.

Reviews of airlines servicing Puerto Rico

Read reviews from past customers who have flown Delta, United Airlines, and American 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.

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?

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?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Boise to Puerto Rico

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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 July 1, 2025.