$323+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — MSO
Sep 9 — Sep 161
Round-trip
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
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 August 10, 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 August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:55 pm -
1 stop28h 58m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Allegiant Air logo]()
$323
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 8/308:45 am -
1 stop5h 53m
Sat 9/59:15 am -
2 stops10h 35m
Deal found 8/5![United Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:07 am -
2 stops11h 55m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:55 pm -
2 stops31h 07m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:07 am -
2 stops11h 55m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Multiple Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:55 pm -
1 stop28h 58m
Sun 9/69:49 pm -
2 stops39h 40m
Deal found 8/5![Multiple Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 8/308:45 am -
1 stop5h 53m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 8/2910:41 am -
2 stops11h 50m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:11 am -
1 stop6h 24m
Wed 9/21:25 pm -
2 stops9h 34m
Deal found 8/5![American Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 8/298:45 am -
1 stop8h 35m
Sat 9/52:40 pm -
1 stop5h 10m
Deal found 8/5![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Wed 9/28:45 am -
1 stop5h 53m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$469
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 August 10, 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 August 10, 2026.
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 8/308:45 am -
1 stop5h 53m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Wed 9/28:45 am -
2 stops14h 45m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$439
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/15:45 am -
1 stop6h 57m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 8/7. 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 8/228:29 am -
2 stops12h 32m
Wed 8/262:40 pm -
1 stop5h 10m
Deal found 8/7![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 8/8. 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 10/246:15 am -
2 stops11h 05m
Wed 10/282:37 pm -
2 stops7h 36m
Deal found 8/8![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 8/5. 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 1/121:20 pm -
2 stops9h 06m
Sat 1/166:15 am -
1 stop13h 32m
Deal found 8/5![United Airlines logo]()
$573
This United Airlines deal was found by Cheapflights users on 8/8. 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 9/1910:32 am -
2 stops12h 04m
Wed 9/236:15 am -
2 stops15h 58m
Deal found 8/8![United Airlines logo]()
$579
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Thu 8/2710:41 am -
2 stops12h 49m
Fri 9/45:24 pm -
2 stops20h 36m
Deal found 8/5![United Airlines logo]()
$613
Last-minute flights from Peoria to MissoulaDiscover last-minute flight deals from Peoria to Missoula. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Peoria to Missoula. Data last updated August 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:07 am -
2 stops11h 55m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Multiple Airlines logo]()
$346
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:55 pm -
1 stop28h 58m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Allegiant Air logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:55 pm -
2 stops31h 07m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:55 pm -
1 stop28h 58m
Sun 9/69:49 pm -
2 stops39h 40m
Deal found 8/5![Multiple Airlines logo]()
$426
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 8/2910:41 am -
2 stops11h 50m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 8/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:11 am -
1 stop6h 24m
Wed 9/21:25 pm -
2 stops9h 34m
Deal found 8/5![American Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 8/298:45 am -
1 stop8h 35m
Sat 9/52:40 pm -
1 stop5h 10m
Deal found 8/5![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 8/308:45 am -
1 stop5h 53m
Sat 9/59:15 am -
2 stops10h 35m
Deal found 8/5![United Airlines logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3010:07 am -
2 stops11h 55m
Thu 9/39:49 pm -
1 stop20h 50m
Deal found 8/5![Multiple Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Sun 8/308:45 am -
1 stop5h 53m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/5. 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.
Wed 9/28:45 am -
1 stop5h 53m
Sun 9/67:15 am -
2 stops14h 28m
Deal found 8/5![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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $439 (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 2,558,603 searches. Data last updated August 10, 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
Sun 8/30
8:45 am-1:38 pm
1 stop5h 53m
Missoula Johnson-Bell Field
Sun 9/6
7:15 am-10:43 pm
2 stops14h 28m
$434
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Wed 9/2
8:45 am-10:30 pm
2 stops14h 45m
Missoula Johnson-Bell Field
Sun 9/6
7:15 am-10:43 pm
2 stops14h 28m
$439
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Tue 9/1
5:45 am-11:42 am
1 stop6h 57m
Missoula Johnson-Bell Field
Sun 9/6
7:15 am-10:43 pm
2 stops14h 28m
$469
Quickest round-trip
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Sat 8/22
8:29 am-8:01 pm
2 stops12h 32m
Missoula Johnson-Bell Field
Wed 8/26
2:40 pm-8:50 pm
1 stop5h 10m
$504
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Sat 10/24
6:15 am-4:20 pm
2 stops11h 05m
Missoula Johnson-Bell Field
Wed 10/28
2:37 pm-11:13 pm
2 stops7h 36m
$539
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Tue 1/12
1:20 pm-9:26 pm
2 stops9h 06m
Missoula Johnson-Bell Field
Sat 1/16
6:15 am-8:47 pm
1 stop13h 32m
$573
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Sat 9/19
10:32 am-9:36 pm
2 stops12h 04m
Missoula Johnson-Bell Field
Wed 9/23
6:15 am-11:13 pm
2 stops15h 58m
$579
PeoriaMissoula
PIA Greater Peoria - MSO Missoula Johnson-Bell Field
PIAMSO
Greater Peoria
Thu 8/27
10:41 am-10:30 pm
2 stops12h 49m
Missoula Johnson-Bell Field
Fri 9/4
5:24 pm-3:00 pm
2 stops20h 36m
$613
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 August.
| 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.
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.
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
Complete your trip
Flights by cabin class
Missoula flight routes
Other flight options
Other flights from Peoria
Popular flights