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Cheap flights from Boise to Puerto Rico 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 Puerto Rico departing on 12/5. 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 Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:30 pm - 11:46 amBOI-SJU
10h 16m1 stop
Delta Logo
6:15 am - 12:11 amSJU-BOI
19h 56m2 stops
$395Delta
Find Deal
Mon, Apr 13 - Thu, Apr 23
Southwest Logo
7:45 am - 12:40 amBOI-SJU
13h 55m2 stops
Southwest Logo
6:10 am - 3:20 pmSJU-BOI
12h 10m2 stops
$413Southwest
Find Deal
Tue, Feb 17 - Tue, Feb 24
Delta Logo
11:30 pm - 1:23 pmBOI-SJU
11h 53m1 stop
Delta Logo
6:15 am - 12:11 amSJU-BOI
19h 56m2 stops
$460Delta
Find Deal
Mon, Apr 6 - Wed, Apr 15
American Airlines Logo
7:20 am - 10:26 pmBOI-SJU
12h 06m1 stop
American Airlines Logo
6:00 am - 7:25 pmSJU-BOI
16h 25m2 stops
$470American Airlines
Find Deal
Mon, Jan 12 - Fri, Jan 16
American Airlines Logo
1:25 pm - 10:17 amBOI-SJU
17h 52m2 stops
American Airlines Logo
7:15 am - 10:32 pmSJU-BOI
18h 17m1 stop
$508American Airlines
Find Deal
Wed, Nov 12 - Wed, Nov 19
United Airlines Logo
5:00 am - 9:26 pmBOI-SJU
13h 26m2 stops
United Airlines Logo
2:25 pm - 9:32 pmSJU-BOI
10h 07m1 stop
$540United Airlines
Find Deal
Tue, Mar 3 - Wed, Mar 4
Southwest Logo
5:20 pm - 10:30 amBOI-SJU
14h 10m2 stops
Southwest Logo
6:00 am - 3:00 pmSJU-BOI
12h 00m2 stops
$545Southwest
Find Deal
Mon, Feb 16 - Sun, Feb 22
United Airlines Logo
5:00 am - 9:26 pmBOI-SJU
13h 26m2 stops
United Airlines Logo
2:05 am - 8:55 pmSJU-BOI
21h 50m2 stops
$555United Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 3
Alaska Airlines Logo
1:42 pm - 4:00 amBOI-SJU
12h 18m1 stop
Alaska Airlines Logo
6:59 am - 9:07 pmSJU-BOI
16h 08m1 stop
$628Alaska Airlines
Find Deal
Thu, Apr 23 - Sat, May 2
Alaska Airlines Logo
1:25 pm - 6:10 amBOI-SJU
13h 45m1 stop
Alaska Airlines Logo
7:00 am - 10:03 pmSJU-BOI
18h 03m1 stop
$667Alaska Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 4

Delta flights from Boise to Puerto Rico

Our best Delta deals on Boise to Puerto Rico flight tickets
Delta
Apr 13
BOI11:30 pmBoise Air Term. Gowen Fld
10h 16m
1 stop
SJU11:46 amSan Juan Luis Munoz Marin Intl
Apr 23
SJU6:15 amSan Juan Luis Munoz Marin Intl
19h 56m
2 stops
BOI12:11 amBoise Air Term. Gowen Fld
$395
Find similar
Delta
Apr 6
BOI11:30 pmBoise Air Term. Gowen Fld
11h 53m
1 stop
SJU1:23 pmSan Juan Luis Munoz Marin Intl
Apr 15
SJU6:15 amSan Juan Luis Munoz Marin Intl
19h 56m
2 stops
BOI12:11 amBoise Air Term. Gowen Fld
$460
Find similar
Delta
Apr 17
BOI11:30 pmBoise Air Term. Gowen Fld
11h 48m
1 stop
SJU1:18 pmSan Juan Luis Munoz Marin Intl
Apr 27
SJU6:15 amSan Juan Luis Munoz Marin Intl
19h 56m
2 stops
BOI12:11 amBoise Air Term. Gowen Fld
$485
Find similar

Southwest flights from Boise to Puerto Rico

Our best Southwest deals on Boise to Puerto Rico flight tickets
Southwest
Feb 17
BOI7:45 amBoise Air Term. Gowen Fld
13h 55m
2 stops
SJU12:40 amSan Juan Luis Munoz Marin Intl
Feb 24
SJU6:10 amSan Juan Luis Munoz Marin Intl
12h 10m
2 stops
BOI3:20 pmBoise Air Term. Gowen Fld
$413
Find similar
Southwest
Feb 16
BOI5:20 pmBoise Air Term. Gowen Fld
14h 10m
2 stops
SJU10:30 amSan Juan Luis Munoz Marin Intl
Feb 22
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 00m
2 stops
BOI3:00 pmBoise Air Term. Gowen Fld
$545
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Puerto Rico 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 October 30, 2025.
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

Mon 4/13

11:30 pm-11:46 am

1 stop10h 16m

San Juan Luis Munoz Marin Intl

Thu 4/23

6:15 am-12:11 am

2 stops19h 56m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 2/17

7:45 am-12:40 am

2 stops13h 55m

San Juan Luis Munoz Marin Intl

Tue 2/24

6:10 am-3:20 pm

2 stops12h 10m

$413

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 4/6

11:30 pm-1:23 pm

1 stop11h 53m

San Juan Luis Munoz Marin Intl

Wed 4/15

6:15 am-12:11 am

2 stops19h 56m

$460

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 1/12

7:20 am-10:26 pm

1 stop12h 06m

San Juan Luis Munoz Marin Intl

Fri 1/16

6:00 am-7:25 pm

2 stops16h 25m

$470

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 11/12

1:25 pm-10:17 am

2 stops17h 52m

San Juan Luis Munoz Marin Intl

Wed 11/19

7:15 am-10:32 pm

1 stop18h 17m

$508

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 3/3

5:00 am-9:26 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Wed 3/4

2:25 pm-9:32 pm

1 stop10h 07m

$540

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 2/16

5:20 pm-10:30 am

2 stops14h 10m

San Juan Luis Munoz Marin Intl

Sun 2/22

6:00 am-3:00 pm

2 stops12h 00m

$545

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 3/3

5:00 am-9:26 pm

2 stops13h 26m

San Juan Luis Munoz Marin Intl

Tue 3/3

2:05 am-8:55 pm

2 stops21h 50m

$555

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Thu 4/23

1:42 pm-4:00 am

1 stop12h 18m

San Juan Luis Munoz Marin Intl

Sat 5/2

6:59 am-9:07 pm

1 stop16h 08m

$628

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 12/1

1:25 pm-6:10 am

1 stop13h 45m

San Juan Luis Munoz Marin Intl

Thu 12/4

7:00 am-10:03 pm

1 stop18h 03m

$667

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Boise to Puerto Rico

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 Puerto Rico?

If you don’t want to visit Puerto Rico in September, then you should wait until October to fly from Boise, when ticket prices are also cheap, with an average price of $550.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico 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. The most expensive day to fly to Puerto Rico is Saturday, with ticket prices averaging around $844.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Boise to Puerto Rico during this time can be as low as $503. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $699.

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

You are more likely to see cheaper flights to Puerto Rico from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $629 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Boise for as low as $444 on momondo.

Cheap Boise to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Puerto Rico

Direct flights

None
There are no direct flights from Boise to Puerto Rico. There are no popular flight routes from Boise to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Puerto Rico?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Puerto Rico are updated daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Puerto Rico?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Puerto Rico?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Boise to Puerto Rico

Compare and see reviews for airlines that fly from Boise to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $338Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $449Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
SouthwestPriceFrom $463Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
American AirlinesPriceFrom $530Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boise to Puerto Rico?

It is quick and easy to find Boise to Puerto Rico flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Puerto Rico that suits you.

Can I find flights from Boise to Puerto Rico with flexible booking policies on momondo?

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

How can momondo help me find flights from Boise to Puerto Rico?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boise to Puerto Rico.

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

Yes. momondo can track prices for Boise to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Puerto Rico trip

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Find better results for your trip to Puerto Rico

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