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$109+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — MSO
Aug 20 — Aug 271
Thu 8/20
Thu 8/27
1 adult, Economy
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Cheap 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 July 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:05 am
PHX
-
MSO
1 stop12h 54m
Multiple Airlines
Sun 9/209:49 pm
MSO
-
PHX
1 stop14h 00m
Multiple Airlines
Deal found 7/16$178
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:03 am
PHX
-
MSO
1 stop10h 59m
Multiple Airlines
Sun 8/309:52 pm
MSO
-
PHX
1 stop26h 32m
Multiple Airlines
Deal found 7/17$229
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1612:20 pm
PHX
-
MSO
1 stop23h 41m
Multiple Airlines
Sun 8/239:52 pm
MSO
-
PHX
1 stop15h 56m
Multiple Airlines
Deal found 7/17$255
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:20 pm
PHX
-
MSO
1 stop23h 41m
Multiple Airlines
Sun 8/1610:24 am
MSO
-
PHX
1 stop26h 03m
Multiple Airlines
Deal found 7/16$256
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:05 am
PHX
-
MSO
1 stop12h 54m
Multiple Airlines
Sun 9/139:49 pm
MSO
-
PHX
1 stop24h 46m
Multiple Airlines
Deal found 7/19$267
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1612:20 pm
PHX
-
MSO
1 stop23h 41m
Multiple Airlines
Thu 8/209:52 pm
MSO
-
PHX
1 stop15h 56m
Multiple Airlines
Deal found 7/17$285

Find 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 July 21, 2026.

Round-trip from

$178
(Kiwi.com)

One-way from

$109
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$566
From Phoenix to Missoula Johnson-Bell Field
Search Deals
One-way flight from Phoenix to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($59 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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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 July 21, 2026.
Use the filters below to find and compare flights from Phoenix to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sun 8/9

7:20 pm-12:18 am

1 stop3h 58m

Missoula Johnson-Bell Field

Thu 8/20

1:16 pm-6:07 pm

1 stop5h 51m

$313

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sun 8/9

6:00 am-1:31 pm

1 stop6h 31m

Missoula Johnson-Bell Field

Thu 8/20

6:15 am-12:28 pm

1 stop7h 13m

$313

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Tue 8/18

5:10 pm-12:18 am

1 stop6h 08m

Missoula Johnson-Bell Field

Tue 8/25

5:30 am-8:44 am

1 stop4h 14m

$313

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Thu 9/24

2:29 pm-11:01 pm

1 stop7h 32m

Missoula Johnson-Bell Field

Sun 9/27

7:00 am-1:02 pm

1 stop7h 02m

$363

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Mon 8/24

4:06 pm-10:59 pm

1 stop5h 53m

Missoula Johnson-Bell Field

Sat 8/29

7:15 am-3:03 pm

1 stop8h 48m

$363

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Tue 9/15

5:15 pm-12:18 am

1 stop6h 03m

Missoula Johnson-Bell Field

Sun 9/20

6:17 pm-11:46 pm

1 stop6h 29m

$363
Quickest round-trip

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Thu 9/24

7:37 pm-12:18 am

1 stop3h 41m

Missoula Johnson-Bell Field

Sun 9/27

5:30 am-8:38 am

1 stop4h 08m

$363

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Wed 9/16

3:42 pm-9:31 pm

1 stop4h 49m

Missoula Johnson-Bell Field

Sat 9/19

4:15 pm-11:17 pm

1 stop8h 02m

$381

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Thu 8/6

3:50 pm-11:56 pm

1 stop7h 06m

Missoula Johnson-Bell Field

Thu 8/13

6:15 am-12:28 pm

1 stop7h 13m

$400

PhoenixMissoula

PHX - MSO

PHXMSO

Phoenix Sky Harbor Intl

Sat 8/29

1:34 pm-9:31 pm

1 stop6h 57m

Missoula Johnson-Bell Field

Sun 8/30

6:15 am-10:34 am

1 stop5h 19m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Showing 1-10 of 19 resultsSorted by cheapest first
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

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

Currently, April is the cheapest month in which you can book a flight from Phoenix to Missoula (average of $210). Flying from Phoenix to Missoula in November is currently the most expensive (average of $543). 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.

How much does it cost to fly round-trip from Phoenix to Missoula?

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 July 21, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited 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
7.9
Good
12,683 reviews

Comfort

7.8

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,683 reviews
Alaska Airlines
7.9
Good
12,683 reviews

Comfort

7.8

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.8
Good
8,475 reviews
Alaska Airlines
7.9
Good
12,683 reviews

Comfort

7.8

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
United Airlines
7.4
Good
10,013 reviews
Alaska Airlines
7.9
Good
12,683 reviews

Comfort

7.8

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Allegiant Air
7.3
Good
683 reviews
Alaska Airlines
7.9
Good
12,683 reviews

Comfort

7.8

Boarding

8.1

Food

7.0

Entertainment

7.0

Overall

7.9

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

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 4 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 3h 58m. Fly via Delta or United 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 $107, was found to be the cheapest airline from Phoenix to Missoula.Alternate airlines to your destination round-trip include Delta and United Airlines. 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?

    $76 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 Delta and United Airlines, with prices starting from $120 and $130, 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, April is the cheapest month in which you can book a flight from Phoenix to Missoula (average of $210). Flying from Phoenix to Missoula in November is currently the most expensive (average of $543). 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.

Top 4 airlines flying from Phoenix to Missoula

Discover the top 4 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 July 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$107Average$163FlexibilityNo cancel feeOn-time88%
DeltaCheapest$205Average$410FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$210Average$403FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$236Average$420FlexibilityNo cancel feeOn-time75%

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