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Puerto Rico

$258+ 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
mai 4 — mai 111
dim. 5/4
dim. 5/11
1 adult, Economy
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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 avril 29, 2025.

Round-trip from

$510
(Delta)

One-way from

$258
(Delta)

Popular in

December

Cheapest in

September

Average price

$738
From Missoula Johnson-Bell Field to Puerto Rico
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One-way flight from Missoula Johnson-Bell Field to Puerto Rico
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Highest demand for flights based on searches. 20% potential increase in price ($196 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 avril 29, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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.
mer. 7/95:54 amMSO - SJU
2 stops16h 05mDelta
sam. 7/194:25 pmSJU - MSO
1 stop9h 18mDelta
Deal found 4/29$510
This American Airlines deal was found by Cheapflights users on 4/29. 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. 6/91:54 pmMSO - SJU
1 stop13h 12mAmerican Airlines
ven. 6/2012:59 amSJU - MSO
2 stops16h 11mAmerican Airlines
Deal found 4/29$667
This United Airlines deal was found by Cheapflights users on 4/29. 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. 7/225:20 pmMSO - SJU
1 stop22h 10mUnited Airlines
mar. 7/291:40 pmSJU - MSO
1 stop9h 43mUnited Airlines
Deal found 4/29$757
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
lun. 6/95:45 amMSO - SJU
3 stops21h 21mAlaska Airlines
ven. 6/2012:59 amSJU - MSO
2 stops17h 40mAlaska Airlines
Deal found 4/29$1,069

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 avril 29, 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

mer. 7/9

5:54 am-11:59 pm

2 stops16h 05m

San Juan Luis Munoz Marin Intl

sam. 7/19

4:25 pm-11:43 pm

1 stop9h 18m

$510

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

lun. 6/9

1:54 pm-5:06 am

1 stop13h 12m

San Juan Luis Munoz Marin Intl

ven. 6/20

12:59 am-3:10 pm

2 stops16h 11m

$667

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mar. 7/22

5:20 pm-5:30 pm

1 stop22h 10m

San Juan Luis Munoz Marin Intl

mar. 7/29

1:40 pm-9:23 pm

1 stop9h 43m

$757

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

lun. 6/9

5:45 am-5:06 am

3 stops21h 21m

San Juan Luis Munoz Marin Intl

ven. 6/20

12:59 am-4:39 pm

2 stops17h 40m

$1,069

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mer. 7/9

5:54 am-11:59 pm

2 stops16h 05m

$258

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mer. 7/9

7:03 am-5:06 am

1 stop20h 03m

$335

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

mer. 7/9

6:35 am-5:06 am

3 stops20h 31m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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

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.

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 avril 29, 2025.
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $258. 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.

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Alternative routes for Missoula to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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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 avril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$484Average$894FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$565Average$770FlexibilityNo cancel feeOn-time69%

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