HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$264+ Cheap flights from Missoula (MSO) 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SJU
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to Puerto Rico with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Missoula to Puerto Rico

Keep the following information in mind while searching for Missoula to Puerto Rico flight deals. Data was last updated abril 17, 2025.

Round-trip from

$510
(Delta)

One-way from

$264
(Delta)

Popular in

December

Cheapest in

September

Average price

$738
From Missoula Johnson-Bell Field to Puerto Rico
Search Deals
One-way flight from Missoula Johnson-Bell Field to Puerto Rico
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($180 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Missoula to Puerto Rico

Cheapest flights from Missoula to Puerto Rico
Explore the most affordable flight options available from Missoula to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Delta deal was found by Cheapflights users on 4/17. 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.
mié. 7/96:10 pmMSO - SJU
2 stops17h 00mDelta
sáb. 7/194:28 pmSJU - MSO
1 stop9h 26mDelta
Deal found 4/17$510
This United Airlines deal was found by Cheapflights users on 4/17. 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.
mar. 7/226:15 amMSO - SJU
1 stop9h 15mUnited Airlines
mar. 7/291:40 pmSJU - MSO
1 stop9h 43mUnited Airlines
Deal found 4/17$628
This American Airlines deal was found by Cheapflights users on 4/17. 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.
lun. 6/95:38 amMSO - SJU
2 stops16h 30mAmerican Airlines
sáb. 6/218:00 amSJU - MSO
2 stops17h 24mAmerican Airlines
Deal found 4/17$636
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/225:45 amMSO - SJU
3 stops21h 21mAlaska Airlines
mar. 7/293:08 pmSJU - MSO
2 stops23h 27mAlaska Airlines
Deal found 4/17$1,271

Cheapflights Fare Finder

Customize your flight search to find flights from Missoula 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 abril 17, 2025.
Use the filters below to find and compare flights from Missoula to Puerto Rico that are best for you.

Fly from

Missoula

Fly to

Puerto Rico

Route

Depart

Return

Price

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mié. 7/9

6:10 pm-1:10 pm

2 stops17h 00m

San Juan Luis Munoz Marin Intl

sáb. 7/19

4:28 pm-11:54 pm

1 stop9h 26m

$510

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mar. 7/22

6:15 am-5:30 pm

1 stop9h 15m

San Juan Luis Munoz Marin Intl

mar. 7/29

1:40 pm-9:23 pm

1 stop9h 43m

$628

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

lun. 6/9

5:38 am-12:08 am

2 stops16h 30m

San Juan Luis Munoz Marin Intl

sáb. 6/21

8:00 am-11:24 pm

2 stops17h 24m

$636

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mar. 7/22

5:45 am-5:06 am

3 stops21h 21m

San Juan Luis Munoz Marin Intl

mar. 7/29

3:08 pm-12:35 pm

2 stops23h 27m

$1,271

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mié. 7/9

6:10 pm-1:10 pm

2 stops17h 00m

$264

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mié. 7/9

7:03 am-5:06 am

1 stop20h 03m

$343

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mié. 7/9

6:35 am-5:06 am

3 stops20h 31m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Missoula to Puerto Rico

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

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 abril 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Missoula to Puerto Rico. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Missoula 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 airport do you fly from for flights from Missoula to Puerto Rico?

    Located just 5.5 mi from the city center, Missoula Johnson-Bell Field (MSO) is the airport most travelers will use when flying to Puerto Rico from Missoula.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $264. However, be on the lookout for offers from American Airlines and Alaska Airlines, as they are both options that can get you from Missoula to Puerto Rico for a low price.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Missoula to Puerto Rico (average of $254). Flying from Missoula to Puerto Rico in December is currently the most expensive (average of $336). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missoula to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Missoula to Luis Munoz Marin Intl flights
Helena to Punta Cana flights
Billings to Luis Munoz Marin Intl flights
Kalispell to Luis Munoz Marin Intl flights
Bozeman to Luis Munoz Marin Intl flights
Bozeman to Punta Cana flights
Billings to Punta Cana flights
Kalispell to Nassau flights
Missoula to Montego Bay flights
Bozeman to Santiago de los Caballeros flights
Missoula to Christiansted flights
Bozeman to George Town flights
Bozeman to Oranjestad flights
Billings to Kingston flights
Missoula to Saint Thomas Island flights
Billings to Oranjestad flights
Missoula to Bridgetown flights
Missoula to Oranjestad flights
Missoula to Castries flights
Helena to Port Au Prince flights
Helena to Freeport flights
Helena to Bridgetown flights
Great Falls to Freeport flights
Kalispell to Saint Thomas Island flights
Kalispell to Providenciales flights
Kalispell to Montego Bay flights
Bozeman to Santo Domingo flights
Billings to Castries flights
Billings to Santo Domingo flights

Top 2 airlines flying from Missoula to Puerto Rico

Discover the top 2 airlines that operate flights from Missoula 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 abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$484Average$894FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$565Average$767FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.