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Cheap flights from Boise to San Juan from $188

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 11/9. 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

Delta Logo
5:00 pm - 1:07 pmBOI-SJU
17h 07m2 stops
Delta Logo
7:00 am - 8:13 pmSJU-BOI
16h 13m2 stops
$375Delta
Find Deal
Tue, Jan 27 - Tue, Feb 10
Delta Logo
5:40 am - 11:58 pmBOI-SJU
15h 18m2 stops
Delta Logo
7:00 am - 6:25 pmSJU-BOI
14h 25m2 stops
$385Delta
Find Deal
Wed, Jan 21 - Tue, Jan 27
American Airlines Logo
1:57 pm - 11:11 amBOI-SJU
19h 14m2 stops
American Airlines Logo
7:05 pm - 12:27 pmSJU-BOI
19h 22m2 stops
$415American Airlines
Find Deal
Sat, Sep 6 - Sat, Sep 13
Delta Logo
6:00 pm - 12:18 pmBOI-SJU
16h 18m2 stops
Delta Logo
2:15 pm - 11:59 pmSJU-BOI
11h 44m2 stops
$435Delta
Find Deal
Sat, Sep 6 - Sat, Sep 13
United Airlines Logo
7:00 am - 11:57 pmBOI-SJU
14h 57m2 stops
United Airlines Logo
1:05 am - 1:49 pmSJU-BOI
14h 44m2 stops
$465United Airlines
Find Deal
Sat, Sep 6 - Fri, Sep 12
Spirit Airlines Logo
6:06 pm - 2:17 pmBOI-SJU
18h 11m2 stops
Spirit Airlines Logo
4:12 pm - 5:11 pmSJU-BOI
26h 59m2 stops
$482Spirit Airlines
Find Deal
Sun, Aug 17 - Thu, Aug 21
United Airlines Logo
7:00 am - 5:30 pmBOI-SJU
8h 30m1 stop
United Airlines Logo
1:05 am - 11:31 amSJU-BOI
12h 26m2 stops
$483United Airlines
Find Deal
Sat, Sep 6 - Fri, Sep 12
Spirit Airlines Logo
2:16 pm - 1:43 pmBOI-SJU
21h 27m2 stops
Spirit Airlines Logo
1:59 am - 1:21 pmSJU-BOI
37h 22m2 stops
$487Spirit Airlines
Find Deal
Sat, Sep 6 - Fri, Sep 12
American Airlines Logo
6:35 am - 11:59 pmBOI-SJU
15h 24m2 stops
American Airlines Logo
8:00 am - 8:10 pmSJU-BOI
14h 10m2 stops
$548American Airlines
Find Deal
Sun, Aug 17 - Sat, Aug 23
Southwest Logo
5:40 pm - 11:00 amBOI-SJU
14h 20m2 stops
Southwest Logo
6:40 am - 4:10 pmSJU-BOI
12h 30m2 stops
$565Southwest
Find Deal
Thu, Nov 6 - Sun, Nov 9

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

Our best Delta deals on Boise to San Juan Luis Munoz Marin Intl Airport flight tickets
Delta
Jan 27
BOI5:00 pmBoise Air Term. Gowen Fld
17h 07m
2 stops
SJU1:07 pmSan Juan Luis Munoz Marin Intl
Feb 10
SJU7:00 amSan Juan Luis Munoz Marin Intl
16h 13m
2 stops
BOI8:13 pmBoise Air Term. Gowen Fld
$375
Find similar
Delta
Jan 21
BOI5:40 amBoise Air Term. Gowen Fld
15h 18m
2 stops
SJU11:58 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU7:00 amSan Juan Luis Munoz Marin Intl
14h 25m
2 stops
BOI6:25 pmBoise Air Term. Gowen Fld
$385
Find similar
Delta
Sep 6
BOI6:00 pmBoise Air Term. Gowen Fld
16h 18m
2 stops
SJU12:18 pmSan Juan Luis Munoz Marin Intl
Sep 13
SJU2:15 pmSan Juan Luis Munoz Marin Intl
11h 44m
2 stops
BOI11:59 pmBoise Air Term. Gowen Fld
$435
Find similar

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

Our best Spirit Airlines deals on Boise to San Juan Luis Munoz Marin Intl Airport flight tickets
Spirit Airlines
Aug 17
BOI6:06 pmBoise Air Term. Gowen Fld
18h 11m
2 stops
SJU2:17 pmSan Juan Luis Munoz Marin Intl
Aug 21
SJU4:12 pmSan Juan Luis Munoz Marin Intl
26h 59m
2 stops
BOI5:11 pmBoise Air Term. Gowen Fld
$482
Find similar
Spirit Airlines
Sep 6
BOI2:16 pmBoise Air Term. Gowen Fld
21h 27m
2 stops
SJU1:43 pmSan Juan Luis Munoz Marin Intl
Sep 12
SJU1:59 amSan Juan Luis Munoz Marin Intl
37h 22m
2 stops
BOI1:21 pmBoise Air Term. Gowen Fld
$487
Find similar
Spirit Airlines
Aug 17
BOI6:06 pmBoise Air Term. Gowen Fld
25h 42m
3 stops
SJU9:48 pmSan Juan Luis Munoz Marin Intl
Aug 21
SJU4:12 pmSan Juan Luis Munoz Marin Intl
26h 59m
2 stops
BOI5:11 pmBoise Air Term. Gowen Fld
$511
Find similar

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 August 2, 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

Fly to

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 1/27

5:00 pm-1:07 pm

2 stops17h 07m

San Juan Luis Munoz Marin Intl

Tue 2/10

7:00 am-8:13 pm

2 stops16h 13m

$375

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 1/21

5:40 am-11:58 pm

2 stops15h 18m

San Juan Luis Munoz Marin Intl

Tue 1/27

7:00 am-6:25 pm

2 stops14h 25m

$385

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

1:57 pm-11:11 am

2 stops19h 14m

San Juan Luis Munoz Marin Intl

Sat 9/13

7:05 pm-12:27 pm

2 stops19h 22m

$415

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

$435

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

7:00 am-11:57 pm

2 stops14h 57m

San Juan Luis Munoz Marin Intl

Fri 9/12

1:05 am-1:49 pm

2 stops14h 44m

$465

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sun 8/17

6:06 pm-2:17 pm

2 stops18h 11m

San Juan Luis Munoz Marin Intl

Thu 8/21

4:12 pm-5:11 pm

2 stops26h 59m

$482

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

7:00 am-5:30 pm

1 stop8h 30m

San Juan Luis Munoz Marin Intl

Fri 9/12

1:05 am-11:31 am

2 stops12h 26m

$483

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 9/6

2:16 pm-1:43 pm

2 stops21h 27m

San Juan Luis Munoz Marin Intl

Fri 9/12

1:59 am-1:21 pm

2 stops37h 22m

$487

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sun 8/17

6:35 am-11:59 pm

2 stops15h 24m

San Juan Luis Munoz Marin Intl

Sat 8/23

8:00 am-8:10 pm

2 stops14h 10m

$548

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Thu 11/6

5:40 pm-11:00 am

2 stops14h 20m

San Juan Luis Munoz Marin Intl

Sun 11/9

6:40 am-4:10 pm

2 stops12h 30m

$565

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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 October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $514.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Boise is on a Monday. momondo users have found tickets for Monday departures for as low as $594. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Boise because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $844.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the evening when flights can be purchased for as low as $503. Flights in the morning are often more expensive with an average ticket price of $699.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $632 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Boise for as low as $483 on momondo.

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

You could potentially save up to 18% on your flight if you consider stops on a Boise to San Juan Luis Munoz Marin Intl Airport flight.

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

Best Price Found

$188

Fastest flight time

8h 25m

Direct flights

None
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Boise in the past 72 hours is $188. The best round-trip flight deal from Boise to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $375.
The fastest flight from Boise to San Juan Luis Munoz Marin Intl Airport takes 8h 25m
There are no direct flights from Boise to San Juan Luis Munoz Marin Intl Airport. Popular non-direct route for this connection is Boise Air Term. Gowen Fld Airport - 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 8h 25m.

  • 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 $384Free CancellationRating
8.0
7,985 reviews
Search Delta flights
SouthwestPriceFrom $501Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
United AirlinesPriceFrom $504Free CancellationRating
7.4
8,905 reviews
Search United Airlines flights
American AirlinesPriceFrom $570Free CancellationRating
7.2
10,000 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
Humacao
Rio Grande
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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