HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missoula

$319+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — MSO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Peoria to Missoula with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 September 17, 2025.

Round-trip from

$319
(United Airlines)
From Greater Peoria to Missoula Johnson-Bell Field
Search Deals

Find 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 September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 9/308:39 amPIA - MSO
1 stop8h 31mUnited Airlines
Sat 10/42:33 pmMSO - PIA
1 stop5h 32mUnited Airlines
Deal found 9/15$319
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:15 pmPIA - MSO
1 stop6h 03mAmerican Airlines
Mon 9/221:51 pmMSO - PIA
1 stop8h 32mAmerican Airlines
Deal found 9/14$409
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:00 amPIA - MSO
1 stop7h 20mAmerican Airlines
Wed 10/11:51 pmMSO - PIA
1 stop8h 32mAmerican Airlines
Deal found 9/14$429
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2710:48 amPIA - MSO
2 stops11h 38mUnited Airlines
Wed 10/12:33 pmMSO - PIA
1 stop5h 32mUnited Airlines
Deal found 9/16$434
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/178:45 amPIA - MSO
1 stop5h 49mUnited Airlines
Mon 9/222:40 pmMSO - PIA
2 stops25h 03mUnited Airlines
Deal found 9/14$628

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 September 17, 2025.
Use the filters below to find and compare flights from Peoria to Missoula that are best for you.

Fly from

Peoria

Fly to

Missoula

Route

Depart

Return

Price

PeoriaMissoula

PIA - MSO

PIAMSO

Greater Peoria

Tue 9/30

8:39 am-4:10 pm

1 stop8h 31m

Missoula Johnson-Bell Field

Sat 10/4

2:33 pm-9:05 pm

1 stop5h 32m

$319

PeoriaMissoula

PIA - MSO

PIAMSO

Greater Peoria

Sat 9/27

6:00 am-12:20 pm

1 stop7h 20m

Missoula Johnson-Bell Field

Wed 10/1

1:51 pm-11:23 pm

1 stop8h 32m

$429

PeoriaMissoula

PIA - MSO

PIAMSO

Greater Peoria

Sat 9/27

10:48 am-9:26 pm

2 stops11h 38m

Missoula Johnson-Bell Field

Wed 10/1

12:31 pm-10:15 pm

1 stop8h 44m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

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.

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 Peoria to Missoula, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

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?

    United Airlines and American Airlines can get you from Peoria, Illinois to Missoula in just under 7h 20m. Your travel time can differ by up to 1h 11m. Peoria, Illinois and Missoula are separated by a distance of 1284 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Peoria, Illinois to Missoula round-trip?

    According to our current data, United Airlines ($354), offers the cheapest pricing from Peoria, Illinois to Missoula.

  • 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.

  • What is the cheapest month to book a flight from Peoria, Illinois to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Peoria, Illinois to Missoula (average of $365). Flying from Peoria, Illinois 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.

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.

Alternative routes for Peoria to Missoula

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Bozeman flights
O'Hare Intl to Missoula flights
Midway to Bozeman flights
O'Hare Intl to Kalispell flights
Midway to Missoula flights
St. Louis to Kalispell flights
St. Louis to Bozeman flights
Midway to Kalispell flights
O'Hare Intl to Billings flights
St. Louis to Missoula flights
O'Hare Intl to Great Falls flights
O'Hare Intl to Helena flights
St. Louis to Billings flights
Peoria to Kalispell flights
O'Hare Intl to Cody flights
Midway to Billings flights
St. Louis to West Yellowstone flights
Moline to Bozeman flights
O'Hare Intl to West Yellowstone flights
St. Louis to Great Falls flights
Moline to Billings flights
Midway to Great Falls flights
Moline to Kalispell flights
Moline to Missoula flights
O'Hare Intl to Butte flights
Bloomington to Kalispell flights
Midway to West Yellowstone flights
Bloomington to Great Falls flights
Peoria to Billings flights
Moline to Cody flights
Bloomington to Missoula flights
St. Louis to Cody flights
St. Louis to Butte flights
Midway to Helena flights
St. Louis to Helena flights
Bloomington to Helena flights
Peoria to Bozeman flights
Champaign to Bozeman flights
Bloomington to Bozeman flights
Midway to Cody flights
Champaign to Billings flights
Dubuque to Kalispell flights
Springfield to Missoula flights
Springfield to Bozeman flights

Top airline flying from Peoria to Missoula

Discover the top airline that operate flights from Peoria 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
United AirlinesCheapest$354Average$575FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.