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Cheap flights from Boise to San Juan from $286

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to San Juan departing on 6/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boise to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:35 pm - 11:45 am
BOI
-
SJU
10h 10m
1 stop
Delta Logo
6:15 am - 8:29 pm
SJU
-
BOI
16h 14m
2 stops
$446Delta
Tue, Apr 28 - Wed, May 6
American Airlines Logo
6:45 am - 11:02 pm
BOI
-
SJU
14h 17m
2 stops
American Airlines Logo
11:59 pm - 12:51 pm
SJU
-
BOI
14h 52m
1 stop
$462American Airlines
Tue, Apr 28 - Wed, May 6
Southwest Logo
10:05 am - 11:40 pm
BOI
-
SJU
11h 35m
2 stops
Southwest Logo
5:05 am - 7:00 pm
SJU
-
BOI
15h 55m
2 stops
$482Southwest
Tue, Apr 7 - Tue, Apr 14
American Airlines Logo
1:41 pm - 9:13 am
BOI
-
SJU
17h 32m
2 stops
American Airlines Logo
11:59 pm - 1:03 pm
SJU
-
BOI
15h 04m
1 stop
$509American Airlines
Tue, May 12 - Fri, May 15
Southwest Logo
8:15 pm - 10:35 am
BOI
-
SJU
12h 20m
2 stops
Southwest Logo
6:50 am - 5:00 pm
SJU
-
BOI
12h 10m
2 stops
$518Southwest
Mon, Apr 6 - Fri, Apr 10
Delta Logo
11:40 pm - 1:27 pm
BOI
-
SJU
11h 47m
1 stop
Delta Logo
7:30 am - 8:29 pm
SJU
-
BOI
14h 59m
2 stops
$521Delta
Tue, Apr 7 - Tue, Apr 14
Southwest Logo
10:25 am - 1:20 am
BOI
-
SJU
12h 55m
2 stops
Southwest Logo
5:30 am - 9:10 pm
SJU
-
BOI
17h 40m
2 stops
$546Southwest
Thu, Jun 11 - Mon, Jun 15
American Airlines Logo
12:19 pm - 11:16 pm
BOI
-
SJU
8h 57m
1 stop
American Airlines Logo
12:59 am - 2:08 pm
SJU
-
BOI
15h 09m
1 stop
$556American Airlines
Wed, Jul 29 - Sat, Aug 1
American Airlines Logo
12:19 pm - 4:32 am
BOI
-
SJU
14h 13m
1 stop
American Airlines Logo
12:59 am - 2:08 pm
SJU
-
BOI
15h 09m
1 stop
$559American Airlines
Fri, Jul 3 - Thu, Jul 9
American Airlines Logo
7:00 am - 10:58 pm
BOI
-
SJU
13h 58m
2 stops
American Airlines Logo
6:45 am - 10:38 pm
SJU
-
BOI
17h 53m
1 stop
$560American Airlines
Tue, Mar 31 - Tue, Apr 7

American Airlines flights from Boise to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Boise to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Apr 28
BOI6:45 amBoise Air Term. Gowen Fld
14h 17m
2 stops
SJU11:02 pmSan Juan Luis Munoz Marin Intl
May 6
SJU11:59 pmSan Juan Luis Munoz Marin Intl
14h 52m
1 stop
BOI12:51 pmBoise Air Term. Gowen Fld
$462
American Airlines
May 12
BOI1:41 pmBoise Air Term. Gowen Fld
17h 32m
2 stops
SJU9:13 amSan Juan Luis Munoz Marin Intl
May 15
SJU11:59 pmSan Juan Luis Munoz Marin Intl
15h 04m
1 stop
BOI1:03 pmBoise Air Term. Gowen Fld
$509
American Airlines
Jul 29
BOI6:44 amBoise Air Term. Gowen Fld
14h 32m
1 stop
SJU11:16 pmSan Juan Luis Munoz Marin Intl
Aug 1
SJU12:59 amSan Juan Luis Munoz Marin Intl
15h 09m
1 stop
BOI2:08 pmBoise Air Term. Gowen Fld
$556

Southwest flights from Boise to San Juan Luis Munoz Marin Intl Airport

Our best Southwest deals on Boise to San Juan Luis Munoz Marin Intl Airport flight tickets
Southwest
Apr 28
BOI10:05 amBoise Air Term. Gowen Fld
11h 35m
2 stops
SJU11:40 pmSan Juan Luis Munoz Marin Intl
May 6
SJU5:05 amSan Juan Luis Munoz Marin Intl
15h 55m
2 stops
BOI7:00 pmBoise Air Term. Gowen Fld
$446
Southwest
Apr 7
BOI10:05 amBoise Air Term. Gowen Fld
11h 35m
2 stops
SJU11:40 pmSan Juan Luis Munoz Marin Intl
Apr 14
SJU5:05 amSan Juan Luis Munoz Marin Intl
15h 55m
2 stops
BOI7:00 pmBoise Air Term. Gowen Fld
$482
Southwest
Apr 6
BOI8:15 pmBoise Air Term. Gowen Fld
12h 20m
2 stops
SJU10:35 amSan Juan Luis Munoz Marin Intl
Apr 10
SJU6:50 amSan Juan Luis Munoz Marin Intl
12h 10m
2 stops
BOI5:00 pmBoise Air Term. Gowen Fld
$518

momondo Fare Finder

 
Customize your flight search to find flights from Boise to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated February 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

Fly to

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 4/28

11:35 pm-11:45 am

1 stop10h 10m

San Juan Luis Munoz Marin Intl

Wed 5/6

6:15 am-8:29 pm

2 stops16h 14m

$446

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 4/28

6:45 am-11:02 pm

2 stops14h 17m

San Juan Luis Munoz Marin Intl

Wed 5/6

11:59 pm-12:51 pm

1 stop14h 52m

$462

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 4/7

10:05 am-11:40 pm

2 stops11h 35m

San Juan Luis Munoz Marin Intl

Tue 4/14

5:05 am-7:00 pm

2 stops15h 55m

$482

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 5/12

1:41 pm-9:13 am

2 stops17h 32m

San Juan Luis Munoz Marin Intl

Fri 5/15

11:59 pm-1:03 pm

1 stop15h 04m

$509

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 4/6

8:15 pm-10:35 am

2 stops12h 20m

San Juan Luis Munoz Marin Intl

Fri 4/10

6:50 am-5:00 pm

2 stops12h 10m

$518

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 4/7

11:40 pm-1:27 pm

1 stop11h 47m

San Juan Luis Munoz Marin Intl

Tue 4/14

7:30 am-8:29 pm

2 stops14h 59m

$521

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Thu 6/11

10:25 am-1:20 am

2 stops12h 55m

San Juan Luis Munoz Marin Intl

Mon 6/15

5:30 am-9:10 pm

2 stops17h 40m

$546

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 7/29

12:19 pm-11:16 pm

1 stop8h 57m

San Juan Luis Munoz Marin Intl

Sat 8/1

12:59 am-2:08 pm

1 stop15h 09m

$556

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 7/3

12:19 pm-4:32 am

1 stop14h 13m

San Juan Luis Munoz Marin Intl

Thu 7/9

12:59 am-2:08 pm

1 stop15h 09m

$559

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 3/31

7:00 am-10:58 pm

2 stops13h 58m

San Juan Luis Munoz Marin Intl

Tue 4/7

6:45 am-10:38 pm

1 stop17h 53m

$560

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Boise to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boise and San Juan Luis Munoz Marin Intl Airport?

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $554.

Can stopping save me money on Boise to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 23% on your flight if you consider stops on a Boise to San Juan Luis Munoz Marin Intl Airport flight.

How have Boise to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of February 2026, prices for Boise to San Juan Luis Munoz Marin Intl Airport flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from Boise to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to San Juan Luis Munoz Marin Intl Airport (BOI to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

10h 10m

Direct flights

None
The fastest flight from Boise to San Juan Luis Munoz Marin Intl Airport takes 10h 10m
There are no direct flights from Boise to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Boise to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is Boise Air Term. Gowen Fld to San Juan Luis Munoz Marin Intl by plane?

    Boise Air Term. Gowen Fld and San Juan Luis Munoz Marin Intl are 3374.0 mi apart from one another. A reasonable flight in good conditions will take 10h 10m.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to San Juan Luis Munoz Marin Intl Airport are updated daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The necessary travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boise to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Boise to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Boise to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $234Free CancellationRating
7.9
8,242 reviews
Search Delta flights
United AirlinesPriceFrom $442Free CancellationRating
7.4
9,349 reviews
Search United Airlines flights
SouthwestPriceFrom $473Free CancellationRating
8.0
4,301 reviews
Search Southwest flights
American AirlinesPriceFrom $499Free CancellationRating
7.2
11,357 reviews
Search American Airlines flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Caguas
Rio Grande
Humacao
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Boise to San Juan?

Finding the right flight to San Juan from Boise is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.

Can I find flights from Boise to San Juan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boise to San Juan flights to just show those with flexible booking policies.

How can momondo help me find flights from Boise to San Juan?

momondo provides multiple filters to help you find the best flight to San Juan from Boise. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boise to San Juan right now. Can momondo alert me if prices change?

Price alerts on flights to San Juan from Boise are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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