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$458+ Cheap flights from Peoria, IL to Missoula (PIA - MSO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — MSO
May 26 — Jun 21
Tue 5/26
Tue 6/2
1 adult, Economy
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Cheap flight deals from Peoria to Missoula

Cheapest flights from Peoria to Missoula
Explore the most affordable flight options available from Peoria to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Sat 6/138:04 pm
PIA
-
MSO
1 stop19h 54m
Allegiant Air
Sat 6/2011:15 am
MSO
-
PIA
1 stop6h 59m
Allegiant Air
Deal found 4/21$458
This American Airlines deal was found by Cheapflights users on 4/21. 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.
Wed 6/34:46 pm
PIA
-
MSO
1 stop6h 52m
American Airlines
Mon 6/82:12 pm
MSO
-
PIA
1 stop8h 26m
American Airlines
Deal found 4/21$476
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Sat 6/138:04 pm
PIA
-
MSO
1 stop19h 54m
Multiple Airlines
Sat 6/2011:15 am
MSO
-
PIA
2 stops31h 41m
Multiple Airlines
Deal found 4/21$511
This United Airlines deal was found by Cheapflights users on 4/22. 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 6/31:21 pm
PIA
-
MSO
2 stops10h 15m
United Airlines
Mon 6/87:15 am
MSO
-
PIA
2 stops16h 00m
United Airlines
Deal found 4/22$519

Find flight deals from Peoria to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Peoria (PIA) 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 April 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$458
(Kiwi.com)
Provider with most accurate pricing for Greater Peoria-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Missoula Johnson-Bell Field flights.
Search Deals
From Greater Peoria to Missoula Johnson-Bell Field
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria 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 April 26, 2026.
Use the filters below to find and compare flights from Peoria to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PeoriaMissoula

PIA - MSO

PIAMSO

Greater Peoria

Sat 6/13

8:04 pm-2:58 pm

1 stop19h 54m

Missoula Johnson-Bell Field

Sat 6/20

11:15 am-7:14 pm

1 stop6h 59m

$459

PeoriaMissoula

PIA - MSO

PIAMSO

Greater Peoria

Sat 6/13

8:04 pm-2:58 pm

1 stop19h 54m

Missoula Johnson-Bell Field

Sat 6/20

11:15 am-7:56 pm

2 stops31h 41m

$511

PeoriaMissoula

PIA - MSO

PIAMSO

Greater Peoria

Wed 6/3

10:45 am-10:36 pm

2 stops12h 51m

Missoula Johnson-Bell Field

Mon 6/8

7:15 am-12:15 am

2 stops16h 00m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Sorted by cheapest first

Compare providers for flights from Peoria to Missoula

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 Peoria to Missoula in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*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 Peoria, Illinois-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Peoria, Illinois-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Peoria, Illinois-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Peoria, Illinois-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub 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 Peoria, Illinois-Missoula 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 Peoria to Missoula

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

Related info for your journey

Find useful and relevant information for your journey from Peoria to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Peoria, Illinois to Missoula?

    Allegiant Air can get you from Peoria, Illinois to Missoula in just under 19h 54m. Your travel time can differ by up to . Peoria, Illinois and Missoula are separated by a distance of 1284 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Peoria 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.

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