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Cheap flights from Phoenix-Mesa Gateway (AZA) to Missoula (MSO)

AZA — MSO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Phoenix-Mesa Gateway to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix-Mesa Gateway (AZA) to Missoula (MSO). 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 September 17, 2025.

Popular in

April

Cheapest in

November

Average price

$143

Good one-way deal

$76 or less
Highest demand for flights based on searches. 31% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 21% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Phoenix-Mesa Gateway to Missoula Johnson-Bell Field.
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Best time to book a flight from Phoenix-Mesa Gateway to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Phoenix-Mesa Gateway 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 Phoenix-Mesa Gateway Airport to Missoula

What is the cheapest time of day to fly from AZA to MSO?

Find hourly flight availability from Phoenix-Mesa Gateway to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 56% on flights from Phoenix-Mesa Gateway Airport to Missoula by exploring options for tickets in the afternoon.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated September 17, 2025.
Read through reviews of airlines operating flights from Phoenix-Mesa Gateway Airport to Missoula, such as Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Allegiant Air
7.2
Good
699 reviews

Crew

8.1

Food

5.9

Boarding

7.6

Comfort

6.8

Entertainment

5.5

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.
Allegiant Air
7.2
Good
699 reviews
Allegiant Air
7.2
Good
699 reviews

Crew

8.1

Food

5.9

Boarding

7.6

Comfort

6.8

Entertainment

5.5

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.

Related info for your journey

Find useful and relevant information for your journey from Phoenix-Mesa Gateway to Missoula. 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 into for flights to Missoula from Phoenix-Mesa Gateway?

    If you book a flight to Missoula from Phoenix-Mesa Gateway, you will be flying to Johnson-Bell Field, which is the city’s only airport. Missoula Johnson-Bell Field (MSO) is located 5.5 mi from the center of Missoula. There are 0 flights from Phoenix-Mesa Gateway to Johnson-Bell Field per day from 1 airline.

  • What is the cheapest airline to fly from Phoenix-Mesa Gateway Airport to Missoula round-trip?

    Currently priced at $108, Allegiant Air will fly you from Phoenix-Mesa Gateway Airport to Missoula and back. In addition to Allegiant Air, many other airlines offer competitively priced options for your trip. Allegiant Air is 49% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Phoenix-Mesa Gateway to Missoula that include hotel bookings?

    Yes. In addition to deals on Phoenix-Mesa Gateway to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix-Mesa Gateway to Missoula?

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

  • Can I find deals for business class flights from Phoenix-Mesa Gateway to Missoula?

    Yes. Cheapflights offers flight deals from Phoenix-Mesa Gateway to Missoula 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 Phoenix-Mesa Gateway Airport to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Phoenix-Mesa Gateway Airport to Missoula (average of $365). Flying from Phoenix-Mesa Gateway Airport to Missoula in March is currently the most expensive (average of $505). 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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Top airline flying from Phoenix-Mesa Gateway to Missoula

Discover the top airline that operate flights from Phoenix-Mesa Gateway to Missoula. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$108Average$183FlexibilityNo cancel feeOn-time88%

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