$429+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — MSO
Nov 4 — Nov 111
Round-trip
1 adult, Economy
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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
Cheapest
Best
Last-minute
Cheapest flights from Peoria to MissoulaExplore 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 October 5, 2026.
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 October 5, 2026.
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/178:45 am -
1 stop8h 35m
Wed 10/2112:28 pm -
1 stop5h 33m
Deal found 10/1![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Fri 10/308:41 am -
1 stop5h 50m
Tue 11/32:37 pm -
1 stop5h 29m
Deal found 10/1![United Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 12/227:19 pm -
1 stop24h 46m
Thu 12/316:53 pm -
1 stop23h 28m
Deal found 9/30![Allegiant Air logo]()
$651
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Tue 12/227:19 pm -
1 stop24h 46m
Sat 1/27:55 pm -
1 stop14h 24m
Deal found 9/30![Allegiant Air logo]()
$658
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 12/209:13 pm -
1 stop25h 06m
Thu 12/316:53 pm -
1 stop23h 28m
Deal found 9/30![Allegiant Air logo]()
$664
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 12/209:13 pm -
1 stop25h 06m
Sat 1/27:55 pm -
1 stop14h 24m
Deal found 9/30![Allegiant Air logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Mon 12/218:47 pm -
1 stop22h 14m
Thu 12/316:53 pm -
1 stop23h 28m
Deal found 9/30![Allegiant Air logo]()
$691
This Kiwi.com deal was found by Cheapflights users on 9/30. 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.
Mon 12/218:47 pm -
1 stop22h 14m
Sat 1/27:55 pm -
1 stop14h 24m
Deal found 9/30![Allegiant Air logo]()
$699
Best flights from Peoria to MissoulaDiscover carefully curated flight deals from Peoria to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
Discover carefully curated flight deals from Peoria to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 5, 2026.
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/178:45 am -
1 stop8h 35m
Wed 10/2112:28 pm -
1 stop5h 33m
Deal found 10/1![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 10/4. 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.
Mon 12/215:00 am -
1 stop8h 53m
Sun 1/37:00 am -
1 stop7h 21m
Deal found 10/4![American Airlines logo]()
$925
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Fri 10/308:41 am -
1 stop5h 50m
Tue 11/32:37 pm -
1 stop5h 29m
Deal found 10/1![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Mon 12/216:15 am -
2 stops11h 07m
Sun 1/36:00 am -
2 stops30h 58m
Deal found 10/1![United Airlines logo]()
$964
This United Airlines deal was found by Cheapflights users on 9/30. 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 12/226:15 am -
2 stops16h 25m
Thu 12/315:24 pm -
2 stops28h 17m
Deal found 9/30![United Airlines logo]()
$972
This United Airlines deal was found by Cheapflights users on 10/5. 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 12/226:15 am -
2 stops16h 25m
Sun 1/35:24 pm -
2 stops28h 17m
Deal found 10/5![United Airlines logo]()
$1,017
Last-minute flights from Peoria to MissoulaDiscover last-minute flight deals from Peoria to Missoula. Data last updated October 5, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to Missoula. Data last updated October 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/1. 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 10/178:45 am -
1 stop8h 35m
Wed 10/2112:28 pm -
1 stop5h 33m
Deal found 10/1![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/1. 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.
Fri 10/308:41 am -
1 stop5h 50m
Tue 11/32:37 pm -
1 stop5h 29m
Deal found 10/1![United Airlines logo]()
$469
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 October 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $429 (United Airlines) |
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 7,457,451 searches. Data last updated October 5, 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
Cheapest round-trip
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Sat 10/17
8:45 am-4:20 pm
1 stop8h 35m
Missoula Johnson-Bell Field
Wed 10/21
12:28 pm-7:01 pm
1 stop5h 33m
$429
Quickest round-trip
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Fri 10/30
8:41 am-1:31 pm
1 stop5h 50m
Missoula Johnson-Bell Field
Tue 11/3
2:37 pm-9:06 pm
1 stop5h 29m
$469
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Mon 12/21
5:00 am-12:53 pm
1 stop8h 53m
Missoula Johnson-Bell Field
Sun 1/3
7:00 am-3:21 pm
1 stop7h 21m
$925
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Mon 12/21
6:15 am-4:22 pm
2 stops11h 07m
Missoula Johnson-Bell Field
Sun 1/3
6:00 am-1:58 pm
2 stops30h 58m
$964
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Tue 12/22
6:15 am-9:40 pm
2 stops16h 25m
Missoula Johnson-Bell Field
Thu 12/31
5:24 pm-10:41 pm
2 stops28h 17m
$972
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Tue 12/22
6:15 am-9:40 pm
2 stops16h 25m
Missoula Johnson-Bell Field
Sun 1/3
5:24 pm-10:41 pm
2 stops28h 17m
$1,017
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
PIA-MSO
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 October 5, 2026.
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.
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Comfort
7.3
Crew
8.1
Overall
7.4
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
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.
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Other flights to Missoula
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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 7,457,451 searches. Data last updated October 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$409 | Average$1,373 | FlexibilityNo cancel fee | On-time69% |