Luis Munoz Marin Intl

$178+ Cheap flights from Boise (BOI) to Luis Munoz Marin Intl (SJU)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
Jan 11 — Jan 181
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Cheap flight deals from Boise to Luis Munoz Marin Intl

Cheapest flights from Boise to Luis Munoz Marin Intl
Explore the most affordable flight options available from Boise to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/9. 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.
Thu 12/115:25 pmBOI - SJU
2 stops15h 34mAmerican Airlines
Sat 12/206:44 amSJU - BOI
1 stop18h 18mAmerican Airlines
Deal found 12/9$730
This Delta deal was found by Cheapflights users on 12/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:45 pmBOI - SJU
2 stops15h 02mDelta
Sat 12/204:45 pmSJU - BOI
1 stop10h 08mDelta
Deal found 12/11$987
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/115:25 pmBOI - SJU
1 stop22h 00mUnited Airlines
Sat 12/202:25 pmSJU - BOI
1 stop11h 15mUnited Airlines
Deal found 12/11$1,038
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/252:40 pmBOI - SJU
2 stops12h 31mUnited Airlines
Mon 12/293:46 pmSJU - BOI
2 stops24h 50mUnited Airlines
Deal found 12/10$1,060
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 12/257:00 amBOI - SJU
1 stop11h 23mAmerican Airlines
Mon 12/297:00 amSJU - BOI
1 stop18h 02mAmerican Airlines
Deal found 12/10$1,081
This Delta deal was found by Cheapflights users on 12/10. 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 12/195:20 amBOI - SJU
2 stops15h 39mDelta
Sat 12/274:45 pmSJU - BOI
1 stop10h 08mDelta
Deal found 12/10$1,347

Find flight deals from Boise to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$395
(Southwest)

One-way from

$178
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$618
Provider with most accurate pricing for Boise Air Term. Gowen Fld-San Juan Luis Munoz Marin Intl flight deals.
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-San Juan Luis Munoz Marin Intl flights.
From Boise Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl
One-way flight from Boise Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl
Highest demand for flights based on searches. 2% potential increase in price ($18 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Luis Munoz Marin Intl 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 December 12, 2025.
Use the filters below to find and compare flights from Boise to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Boise

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 2/3

7:45 am-12:35 am

2 stops13h 50m

San Juan Luis Munoz Marin Intl

Tue 2/10

12:10 pm-10:30 pm

2 stops13h 20m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 2/2

6:20 pm-1:05 pm

2 stops15h 45m

San Juan Luis Munoz Marin Intl

Fri 2/6

7:30 am-11:59 pm

2 stops19h 29m

$405

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 2/2

7:45 am-11:10 pm

2 stops12h 25m

San Juan Luis Munoz Marin Intl

Fri 2/6

5:35 am-3:50 pm

2 stops13h 15m

$405

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 2/2

7:20 am-10:26 pm

1 stop12h 06m

San Juan Luis Munoz Marin Intl

Fri 2/6

7:07 am-7:25 pm

1 stop15h 18m

$431

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 3/7

4:25 pm-8:55 am

2 stops13h 30m

San Juan Luis Munoz Marin Intl

Wed 3/11

6:40 am-10:20 pm

2 stops17h 40m

$431

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 4/21

6:00 am-9:05 pm

2 stops13h 05m

San Juan Luis Munoz Marin Intl

Sat 4/25

6:25 am-4:15 pm

2 stops11h 50m

$441

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 3/7

1:36 pm-9:00 am

2 stops16h 24m

San Juan Luis Munoz Marin Intl

Tue 3/10

1:30 am-12:48 pm

1 stop13h 18m

$470

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 2/23

6:55 pm-2:40 pm

2 stops16h 45m

San Juan Luis Munoz Marin Intl

Thu 2/26

7:45 am-8:55 pm

2 stops16h 10m

$485

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 1/12

12:07 pm-3:35 pm

3 stops24h 28m

$178

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 1/12

12:07 pm-5:51 pm

2 stops26h 44m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 18 results
1
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Compare providers for flights from Boise to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Luis Munoz Marin Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Boise to San Juan Luis Munoz Marin Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Boise to San Juan Luis Munoz Marin Intl Airport (average of $217). Flying from Boise to San Juan Luis Munoz Marin Intl Airport 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 SJU?

Find hourly flight availability from Boise to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from Boise to San Juan Luis Munoz Marin Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight in the morning.

How much does it cost to fly round-trip from Boise to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated December 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Boise to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

7.9

Entertainment

7.5

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Boise to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

    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 San Juan Luis Munoz Marin Intl. 4 airlines have flights from Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from Boise Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl should not be difficult; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day.

  • How long is the flight from Boise to San Juan Luis Munoz Marin Intl Airport?

    For as low as $431, Southwest can have you in San Juan Luis Munoz Marin Intl Airport from Boise in 12h 06m. The distance from Boise to San Juan Luis Munoz Marin Intl Airport is about 3374 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Boise to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $234. Additional round-trip tickets that might be worth considering are offered by United Airlines and Southwest, with the lowest prices starting at $449 and $463, respectively. Delta is 62% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Boise to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Boise to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Boise to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Boise to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?

    Currently, June is the cheapest month in which you can book a flight from Boise to San Juan Luis Munoz Marin Intl Airport (average of $217). Flying from Boise to San Juan Luis Munoz Marin Intl Airport 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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Humacao
Luquillo
Bayamón

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Alternative routes for Boise to Luis Munoz Marin Intl

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

Top 4 airlines flying from Boise to Luis Munoz Marin Intl

Discover the top 4 airlines that operate flights from Boise to Luis Munoz Marin Intl. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$338Average$565FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$449Average$746FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$463Average$629FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$530Average$665FlexibilityNo cancel feeOn-time71%

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