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$159+ Cheap flights from Montana to Puerto Rico

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SJU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Montana to Puerto Rico

Keep the following information in mind while searching for Montana to Puerto Rico flight deals. Data was last updated February 20, 2025.

Round-trip from

$358
(Mytrip)

One-way from

$159
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$394
From Montana to Puerto Rico
Search Deals
One-way flight from Montana to Puerto Rico
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from Montana to Puerto Rico

Cheapest flights from Montana to Puerto Rico
Explore the most affordable flight options available from Montana to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/104:17 pmMSO - SJU
2 stops24h 41mMultiple Airlines
Thu 3/1310:59 amSJU - MSO
2 stops30h 28mMultiple Airlines
Deal found 2/20$358
This JetBlue Airways deal was found by Cheapflights users on 2/19. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/183:42 pmBZN - SJU
1 stop9h 08mJetBlue
Tue 3/254:00 amSJU - BZN
1 stop12h 47mJetBlue
Deal found 2/19$434
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/106:41 pmBZN - SJU
3 stops36h 51mMultiple Airlines
Sun 3/233:05 amSJU - BZN
2 stops16h 46mMultiple Airlines
Deal found 2/20$457
This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 3/56:10 amBZN - SJU
2 stops14h 36mDelta
Wed 3/123:15 pmSJU - BZN
1 stop10h 17mDelta
Deal found 2/19$500
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Sat 4/262:02 pmBIL - SJU
2 stops20h 34mAmerican Airlines
Wed 4/306:21 amSJU - BIL
2 stops17h 07mAmerican Airlines
Deal found 2/19$505
This Southwest deal was found by Cheapflights users on 2/19. 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.
Fri 3/285:15 amBZN - SJU
2 stops15h 25mSouthwest
Sat 4/511:15 amSJU - BZN
2 stops14h 20mSouthwest
Deal found 2/19$520
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Mon 3/313:50 pmBZN - SJU
1 stop11h 10mAmerican Airlines
Mon 4/146:04 pmSJU - BZN
2 stops21h 03mAmerican Airlines
Deal found 2/19$571
This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 11/198:00 amMSO - SJU
2 stops12h 50mDelta
Wed 12/107:00 amSJU - MSO
2 stops16h 09mDelta
Deal found 2/19$585
This United deal was found by Cheapflights users on 2/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/55:00 amBZN - SJU
1 stop10h 25mUnited Airlines
Tue 3/111:05 amSJU - BZN
2 stops14h 23mUnited Airlines
Deal found 2/19$590
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 11/195:32 pmMSO - SJU
2 stops16h 15mUnited Airlines
Wed 12/102:25 pmSJU - MSO
1 stop10h 01mUnited Airlines
Deal found 2/19$663
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 4/225:00 amBIL - SJU
1 stop10h 30mUnited Airlines
Fri 5/27:45 amSJU - BIL
2 stops16h 57mUnited Airlines
Deal found 2/20$665
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 11/175:25 amFCA - SJU
2 stops15h 25mDelta
Mon 11/247:30 amSJU - FCA
2 stops18h 29mDelta
Deal found 2/20$690

Find flights from Montana to Puerto Rico within your budget

Customize your flight search to find flights from Montana 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Montana

Fly to

Puerto Rico

Route

Depart

Return

Price

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Mon 3/10

4:17 pm-6:58 pm

2 stops24h 41m

San Juan Luis Munoz Marin Intl

Thu 3/13

10:59 am-3:27 pm

2 stops30h 28m

$358

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Tue 3/18

3:42 pm-2:50 am

1 stop9h 08m

San Juan Luis Munoz Marin Intl

Tue 3/25

4:00 am-2:47 pm

1 stop12h 47m

$434

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Mon 3/10

6:41 pm-9:32 am

3 stops36h 51m

San Juan Luis Munoz Marin Intl

Sun 3/23

3:05 am-5:51 pm

2 stops16h 46m

$457

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Wed 3/5

6:10 am-11:46 pm

2 stops14h 36m

San Juan Luis Munoz Marin Intl

Wed 3/12

3:15 pm-11:32 pm

1 stop10h 17m

$500

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Sat 4/26

2:02 pm-5:00 am

1 stop12h 58m

San Juan Luis Munoz Marin Intl

Wed 4/30

11:50 am-9:28 pm

2 stops11h 38m

$505

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Fri 3/28

5:15 am-10:40 pm

2 stops15h 25m

San Juan Luis Munoz Marin Intl

Sat 4/5

11:15 am-11:35 pm

2 stops14h 20m

$520

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Mon 3/31

3:50 pm-5:00 am

1 stop11h 10m

San Juan Luis Munoz Marin Intl

Mon 4/14

6:04 pm-1:07 pm

2 stops21h 03m

$571

BozemanSan Juan

BZN - SJU

BZNSJU

Bozeman Gallatin Field

Wed 3/5

7:00 am-9:46 pm

2 stops11h 46m

San Juan Luis Munoz Marin Intl

Tue 3/11

1:05 am-1:28 pm

2 stops14h 23m

$590

BillingsSan Juan

BIL - SJU

BILSJU

Billings Logan Intl

Tue 4/22

5:00 am-5:30 pm

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Fri 5/2

7:45 am-10:42 pm

2 stops16h 57m

$665

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Sun 3/2

7:30 am-11:59 pm

2 stops13h 29m

San Juan Luis Munoz Marin Intl

Thu 3/6

6:15 am-8:27 pm

2 stops17h 12m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 26 results
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Best time to book a flight from Montana to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Montana 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.

Travel insights for flights from Montana to Puerto Rico

Get recent, data-driven insights about flights from Montana to Puerto Rico including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Montana to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Montana to Puerto Rico (average of $254). Flying from Montana to Puerto Rico in March is currently the most expensive (average of $363). 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 MT to PR?

Find hourly flight availability from Montana to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Montana to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Puerto Rico ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

Plan your trip to Puerto Rico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Puerto Rico, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated February 20, 2025.
To help decide which airline to fly from Montana to Puerto Rico, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Montana to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Montana to Puerto Rico one-way?

    $184 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $338 and $343, respectively.

  • Can I find deals for flights from Montana to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Montana to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Puerto Rico.

  • Can I find deals for business class flights from Montana to Puerto Rico?

    Yes. Cheapflights offers flight deals from Montana to Puerto Rico 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 Montana to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Montana to Puerto Rico (average of $254). Flying from Montana to Puerto Rico in March is currently the most expensive (average of $363). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montana to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Montana to Puerto Rico

Discover the top 5 airlines that operate flights from Montana to Puerto Rico. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$254Average$739FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$294Average$769FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$357Average$748FlexibilityNo cancel feeOn-time69%
DeltaCheapest$374Average$399FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$479Average$529FlexibilityNo cancel feeOn-time63%
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