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$172+ Cheap flights from Phoenix to Missoula (MSO)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — MSO
Feb 15 — Feb 221
Sun 2/15
Sun 2/22
1 adult, Economy
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Cheap flight deals from Phoenix to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) 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 January 16, 2026.

Round-trip from

$211
(United Airlines)

One-way from

$172
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$318
From Phoenix to Missoula Johnson-Bell Field
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One-way flight from Phoenix to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 13% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Phoenix to Missoula

Cheapest flights from Phoenix to Missoula
Explore the most affordable flight options available from Phoenix to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2026.

This United Airlines deal was found by Cheapflights users on 1/15. 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.
Sat 2/146:38 am
PHX
-
MSO
1 stop6h 54m
United Airlines
Sat 2/212:34 pm
MSO
-
PHX
1 stop5h 30m
United Airlines
Deal found 1/15$211
This Delta deal was found by Cheapflights users on 1/14. 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 2/116:20 pm
PHX
-
MSO
1 stop6h 08m
Delta
Wed 2/186:10 pm
MSO
-
PHX
1 stop6h 32m
Delta
Deal found 1/14$217
This United Airlines deal was found by Cheapflights users on 1/13. 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 6/36:00 am
PHX
-
MSO
1 stop6h 27m
United Airlines
Wed 6/104:19 pm
MSO
-
PHX
1 stop5h 47m
United Airlines
Deal found 1/13$261
This Delta deal was found by Cheapflights users on 1/15. 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 3/37:15 am
PHX
-
MSO
2 stops10h 08m
Delta
Tue 3/106:04 pm
MSO
-
PHX
1 stop6h 35m
Delta
Deal found 1/15$269
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Thu 2/128:25 am
PHX
-
MSO
1 stop5h 07m
United Airlines
Tue 2/172:34 pm
MSO
-
PHX
1 stop5h 30m
United Airlines
Deal found 1/14$271
This Alaska Airlines deal was found by Cheapflights users on 1/15. 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.
Sat 2/141:55 pm
PHX
-
MSO
2 stops10h 04m
Alaska Airlines
Sat 2/216:23 am
MSO
-
PHX
1 stop5h 52m
Alaska Airlines
Deal found 1/15$300
This Alaska Airlines deal was found by Cheapflights users on 1/15. 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.
Wed 9/91:55 pm
PHX
-
MSO
1 stop9h 24m
Alaska Airlines
Sun 9/136:36 pm
MSO
-
PHX
1 stop6h 20m
Alaska Airlines
Deal found 1/15$306
This Alaska Airlines deal was found by Cheapflights users on 1/13. 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.
Thu 1/298:00 am
PHX
-
MSO
1 stop7h 31m
Alaska Airlines
Mon 2/22:03 pm
MSO
-
PHX
1 stop5h 45m
Alaska Airlines
Deal found 1/13$321

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix to Missoula 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 January 16, 2026.
Use the filters below to find and compare flights from Phoenix to Missoula that are best for you.

Fly from

Phoenix

Fly to

Missoula

Route

Depart

Return

Price

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Wed 2/11

6:20 pm-12:28 am

1 stop6h 08m

Missoula Johnson-Bell Field

Wed 2/18

6:10 pm-12:42 am

1 stop6h 32m

$217

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Wed 6/3

6:00 am-1:27 pm

1 stop6h 27m

Missoula Johnson-Bell Field

Wed 6/10

4:19 pm-9:06 pm

1 stop5h 47m

$261

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Tue 3/3

7:15 am-5:23 pm

2 stops10h 08m

Missoula Johnson-Bell Field

Tue 3/10

6:04 pm-11:39 pm

1 stop6h 35m

$269

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Thu 2/12

8:25 am-1:32 pm

1 stop5h 07m

Missoula Johnson-Bell Field

Tue 2/17

2:34 pm-8:04 pm

1 stop5h 30m

$271

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sat 2/14

1:55 pm-11:59 pm

2 stops10h 04m

Missoula Johnson-Bell Field

Sat 2/21

6:23 am-12:15 pm

1 stop5h 52m

$300

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Thu 1/29

8:00 am-3:31 pm

1 stop7h 31m

Missoula Johnson-Bell Field

Mon 2/2

2:03 pm-7:48 pm

1 stop5h 45m

$321

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Thu 1/22

11:47 am-10:03 am

1 stop22h 16m

$172

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sat 3/28

9:42 am-5:23 pm

1 stop6h 41m

$181

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sun 2/15

10:32 pm-3:15 pm

1 stop16h 43m

$190

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sun 2/1

9:55 pm-10:03 am

1 stop12h 08m

$190

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 15 results
1
2

Best time to book a flight from Phoenix to Missoula

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

How far ahead should I book a flight from Phoenix to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Missoula. Price data was last updated on January 9, 2026.

The price you pay for your flight from Phoenix to Missoula may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Phoenix to Missoula?

Currently, November is the cheapest month in which you can book a flight from Phoenix to Missoula (average of $104). Flying from Phoenix to Missoula in January is currently the most expensive (average of $246). 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.

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 January 16, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Phoenix to Missoula to help guide your decision. 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
11,724 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,724 reviews
Alaska Airlines
8.0
Very good
11,724 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,056 reviews
Alaska Airlines
8.0
Very good
11,724 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,828 reviews
Alaska Airlines
8.0
Very good
11,724 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,163 reviews
Alaska Airlines
8.0
Very good
11,724 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Allegiant Air
7.2
Good
702 reviews
Alaska Airlines
8.0
Very good
11,724 reviews

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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?

    Missoula Johnson-Bell Field (MSO) is the airport you will fly into if you book a flight from Phoenix to Missoula. You should not have trouble finding flights to Johnson-Bell Field from Phoenix; the airport handles an average of 0 inbound flights from Phoenix per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Missoula airport from Phoenix. It is only a 5.5 mi journey from Johnson-Bell Field (MSO) to Missoula’s city center.

  • How long is the flight from Phoenix to Missoula?

    There are many flights that can get you from Phoenix to Missoula in 5h 07m. Fly via Delta, United Airlines, or Alaska Airlines to get the fastest option. The distance from Phoenix to Missoula is about 937 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Phoenix to Missoula round-trip?

    Allegiant Air, at $108, was found to be the cheapest airline from Phoenix to Missoula.Alternate airlines to your destination round-trip include Hawaiian Airlines and Delta. Allegiant Air is currently priced 73% below the average price you’ll pay for this route.

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

    $64 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Alaska Airlines and Hawaiian Airlines, with prices starting from $120 and $120, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Phoenix 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 to Missoula?

    Currently, November is the cheapest month in which you can book a flight from Phoenix to Missoula (average of $104). Flying from Phoenix to Missoula in January is currently the most expensive (average of $246). 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

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Top 5 airlines flying from Phoenix to Missoula

Discover the top 5 airlines that operate flights from Phoenix 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 January 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$108Average$170FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$142Average$327FlexibilityNo cancel feeOn-time85%
DeltaCheapest$223Average$377FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$236Average$396FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$247Average$416FlexibilityNo cancel feeOn-time69%

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