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Luis Munoz Marin Intl

$298+ Cheap flights from Missoula (MSO) to Luis Munoz Marin Intl (SJU)

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SJU
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap flight deals from Missoula to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$525
(Delta)

One-way from

$298
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$793
Provider with most accurate pricing for Missoula Johnson-Bell Field-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-San Juan Luis Munoz Marin Intl flights.
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From Missoula Johnson-Bell Field to San Juan Luis Munoz Marin Intl
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One-way flight from Missoula Johnson-Bell Field to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 15% potential increase in price ($137 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 March 2025
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Find flight deals from Missoula to Luis Munoz Marin Intl

Cheapest flights from Missoula to Luis Munoz Marin Intl
Explore the most affordable flight options available from Missoula to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Delta deal was found by Cheapflights users on 3/25. 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.
Tue 4/226:15 pmMSO - SJU
2 stops15h 54mDelta
Fri 5/26:15 amSJU - MSO
2 stops16h 10mDelta
Deal found 3/25$525
This United Airlines deal was found by Cheapflights users on 3/24. 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 4/226:25 amMSO - SJU
1 stop9h 05mUnited Airlines
Tue 4/297:45 amSJU - MSO
2 stops15h 50mUnited Airlines
Deal found 3/24$537
This American Airlines deal was found by Cheapflights users on 3/25. 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.
Fri 5/21:32 pmMSO - SJU
1 stop13h 28mAmerican Airlines
Tue 5/63:35 pmSJU - MSO
2 stops22h 51mAmerican Airlines
Deal found 3/25$546
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/226:36 pmMSO - SJU
3 stops32h 24mAlaska Airlines
Tue 4/296:05 amSJU - MSO
2 stops19h 44mAlaska Airlines
Deal found 3/24$1,103

Cheapflights Fare Finder

Customize your flight search to find flights from Missoula to Luis Munoz Marin Intl 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 March 26, 2025.
Use the filters below to find and compare flights from Missoula to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Missoula

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Tue 4/22

6:15 pm-12:09 pm

2 stops15h 54m

San Juan Luis Munoz Marin Intl

Fri 5/2

6:15 am-8:25 pm

2 stops16h 10m

$525

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Tue 4/22

6:25 am-5:30 pm

1 stop9h 05m

San Juan Luis Munoz Marin Intl

Tue 4/29

7:45 am-9:35 pm

2 stops15h 50m

$537

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Fri 5/2

1:32 pm-5:00 am

1 stop13h 28m

San Juan Luis Munoz Marin Intl

Tue 5/6

3:35 pm-12:26 pm

2 stops22h 51m

$546

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Tue 4/22

6:36 pm-5:00 am

3 stops32h 24m

San Juan Luis Munoz Marin Intl

Tue 4/29

6:05 am-11:49 pm

2 stops19h 44m

$1,103

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Fri 7/4

12:40 pm-11:54 pm

1 stop9h 14m

$298

MissoulaSan Juan

MSO - SJU

MSOSJU

Missoula Johnson-Bell Field

Tue 7/8

7:03 am-5:06 am

1 stop20h 03m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from Missoula to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Missoula to Luis Munoz Marin Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Missoula-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Missoula-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Missoula-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Missoula-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Missoula to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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 Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated March 26, 2025.
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,789 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.1

Food

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Missoula to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

    Most people fly from Missoula Johnson-Bell Field (MSO) if they book a flight from Missoula to San Juan Luis Munoz Marin Intl. On average, Johnson-Bell Field has 0 outbound flights to San Juan Luis Munoz Marin Intl per day from 2 airlines. Missoula Johnson-Bell Field is conveniently located just 5.5 mi from Missoula’s city center.

  • What are the cheapest airlines flying from Missoula to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $525. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $537 and $546, respectively. Delta is currently priced 32% below the average price you’ll pay for this route.

  • Can I find deals for flights from Missoula to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Missoula to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missoula to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Missoula to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Missoula to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Missoula to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Missoula to San Juan Luis Munoz Marin Intl Airport 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

Traveling to a place near Missoula?

Book flights to Missoula if you plan to visit one of these locations
Dorado
Fajardo
Luquillo
Humacao
Rio Grande
Bayamón

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Alternative routes for Missoula to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Luis Munoz Marin Intl flights
Billings to Luis Munoz Marin Intl flights
Kalispell to Luis Munoz Marin Intl flights

Top 2 airlines flying from Missoula to Luis Munoz Marin Intl

Discover the top 2 airlines that operate flights from Missoula to Luis Munoz Marin Intl. 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$484Average$894FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$565Average$748FlexibilityNo cancel feeOn-time69%
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