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Luis Munoz Marin Intl

$196+ 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SJU
feb. 25 — mar. 41
mié. 2/25
mié. 3/4
1 adult, Economy
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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 enero 26, 2026.

This Delta deal was found by Cheapflights users on 1/25. 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.
mar. 10/275:45 pm
BOI
-
SJU
2 stops16h 11m
Delta
sáb. 10/313:30 pm
SJU
-
BOI
1 stop10h 05m
Delta
Deal found 1/25$416
This Southwest deal was found by Cheapflights users on 1/25. 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.
mar. 2/2411:20 am
BOI
-
SJU
2 stops10h 15m
Southwest
mar. 3/35:40 am
SJU
-
BOI
2 stops12h 40m
Southwest
Deal found 1/25$430
This Southwest deal was found by Cheapflights users on 1/25. 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.
lun. 5/257:55 pm
BOI
-
SJU
2 stops12h 40m
Southwest
vie. 5/296:50 am
SJU
-
BOI
2 stops18h 40m
Southwest
Deal found 1/25$470
This Delta deal was found by Cheapflights users on 1/24. 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.
lun. 5/185:45 pm
BOI
-
SJU
2 stops16h 01m
Delta
jue. 5/2112:50 pm
SJU
-
BOI
1 stop11h 48m
Delta
Deal found 1/24$496
This American Airlines deal was found by Cheapflights users on 1/24. 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.
mié. 7/296:00 pm
BOI
-
SJU
2 stops13h 33m
American Airlines
sáb. 8/112:59 am
SJU
-
BOI
1 stop15h 09m
American Airlines
Deal found 1/24$499
This United Airlines deal was found by Cheapflights users on 1/25. 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.
lun. 3/26:55 pm
BOI
-
SJU
2 stops16h 45m
United Airlines
mar. 3/32:05 am
SJU
-
BOI
2 stops17h 02m
United Airlines
Deal found 1/25$501
This United Airlines deal was found by Cheapflights users on 1/26. 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.
sáb. 2/282:40 pm
BOI
-
SJU
2 stops12h 31m
United Airlines
mié. 3/48:30 am
SJU
-
BOI
2 stops18h 08m
United Airlines
Deal found 1/26$506
This American Airlines deal was found by Cheapflights users on 1/23. 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.
sáb. 3/71:41 pm
BOI
-
SJU
2 stops16h 19m
American Airlines
mié. 3/116:33 am
SJU
-
BOI
1 stop17h 50m
American Airlines
Deal found 1/23$519
This American Airlines deal was found by Cheapflights users on 1/26. 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.
sáb. 6/2012:19 pm
BOI
-
SJU
1 stop14h 13m
American Airlines
mié. 6/2412:39 am
SJU
-
BOI
1 stop12h 50m
American Airlines
Deal found 1/26$524
This Southwest deal was found by Cheapflights users on 1/26. 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.
jue. 2/265:20 pm
BOI
-
SJU
2 stops13h 35m
Southwest
mar. 3/35:40 am
SJU
-
BOI
2 stops12h 40m
Southwest
Deal found 1/26$525
This Southwest deal was found by Cheapflights users on 1/26. 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.
vie. 8/287:30 am
BOI
-
SJU
2 stops12h 45m
Southwest
lun. 8/316:30 am
SJU
-
BOI
2 stops11h 45m
Southwest
Deal found 1/26$537

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 enero 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$430
(Southwest)

One-way from

$196
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$554
Provider with most accurate pricing for Boise Air Term. Gowen Fld-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-San Juan Luis Munoz Marin Intl flights.
Search Deals
From Boise Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Boise Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 enero 26, 2026.
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

lun. 5/18

11:30 pm-11:46 am

1 stop10h 16m

San Juan Luis Munoz Marin Intl

vie. 5/22

1:55 pm-11:56 pm

2 stops12h 01m

$496

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

lun. 5/18

11:30 pm-11:46 am

1 stop10h 16m

San Juan Luis Munoz Marin Intl

jue. 5/21

12:50 pm-10:38 pm

1 stop11h 48m

$496

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

lun. 3/2

6:55 pm-2:40 pm

2 stops16h 45m

San Juan Luis Munoz Marin Intl

mar. 3/3

2:05 am-4:07 pm

2 stops17h 02m

$501

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

dom. 3/15

6:15 am-11:36 pm

2 stops15h 21m

San Juan Luis Munoz Marin Intl

vie. 3/20

1:05 am-4:49 pm

2 stops17h 44m

$506

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

sáb. 3/7

1:41 pm-9:00 am

2 stops16h 19m

San Juan Luis Munoz Marin Intl

mié. 3/11

7:11 am-10:23 pm

2 stops17h 12m

$519

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

jue. 2/26

5:20 pm-9:55 am

2 stops13h 35m

San Juan Luis Munoz Marin Intl

mar. 3/3

5:40 am-3:20 pm

2 stops12h 40m

$525

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

dom. 5/17

6:30 am-5:38 pm

1 stop9h 08m

San Juan Luis Munoz Marin Intl

vie. 5/22

1:05 am-4:49 pm

2 stops17h 44m

$550

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

mié. 5/13

8:34 am-8:34 pm

1 stop10h 00m

San Juan Luis Munoz Marin Intl

vie. 5/22

1:05 am-4:49 pm

2 stops17h 44m

$550

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

mar. 5/19

6:30 am-5:38 pm

1 stop9h 08m

San Juan Luis Munoz Marin Intl

vie. 5/22

1:05 am-4:49 pm

2 stops17h 44m

$550

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

sáb. 5/16

8:21 am-8:34 pm

1 stop10h 13m

San Juan Luis Munoz Marin Intl

lun. 5/25

2:05 am-1:30 pm

2 stops13h 25m

$556

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 22 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >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 Expedia the most. Expedia 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

How far ahead should I book a flight from Boise to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Luis Munoz Marin Intl. Price data was last updated on January 23, 2026.

The price you pay for your flight from Boise to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $220). Flying from Boise to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $503). 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.

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 enero 26, 2026.
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.
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

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
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

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
Delta
7.9
Good
8,111 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

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
United Airlines
7.4
Good
9,199 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

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
American Airlines
7.2
Good
11,189 reviews
Southwest
8.0
Very good
4,268 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Comfort

8.0

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 $496, Delta can have you in San Juan Luis Munoz Marin Intl Airport from Boise in 10h 16m. 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 $442 and $480, 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 $220). Flying from Boise to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $503). 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
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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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.
Spokane to Luis Munoz Marin Intl flights

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 enero 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$234Average$560FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$442Average$745FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$480Average$635FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$499Average$688FlexibilityNo cancel feeOn-time71%

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