What are the cheapest airlines flying from Missoula to Peoria, Illinois round-trip?

According to our current data, American Airlines ($349), and United Airlines ($354) offers the cheapest pricing from Missoula to Peoria, Illinois.

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

Currently, August is the cheapest month in which you can book a flight from Missoula to Peoria, Illinois (average of $318). Flying from Missoula to Peoria, Illinois in October is currently the most expensive (average of $425). 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.

What is the cheapest day to fly from Missoula to Peoria, Illinois?

Travelers seeking maximum savings on their Missoula to Peoria, Illinois flight should consider departing on Tuesday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Peoria, Illinois ranges from 1.8 - 4.3 inches per month. May is typically the wettest month, when rainfall can reach 4.3 in. January is typically the driest time to visit Peoria, Illinois when rainfall is around 1.8 in.

If weather is an important factor for your trip to Peoria, Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest time of day to fly from MSO to PIA?

When flying from Missoula to Peoria, Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 2% versus a flight in the morning.

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

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

How can I find direct flights from Missoula to Peoria?

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

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

Yes. Cheapflights offers flight deals from Missoula to Peoria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$349+ Flights from Missoula to Peoria, IL

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Cheap flight deals from Missoula to Peoria

Round-trip from	$349 (American Airlines)

From Missoula Johnson-Bell Field to Greater Peoria

Search Deals

Find flight deals from Missoula to Peoria

Cheapest flights from Missoula to Peoria
Explore the most affordable flight options available from Missoula to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Sat 8/231:51 pmMSO - PIA

1 stop8h 25mAmerican Airlines

Tue 8/267:00 amPIA - MSO

1 stop7h 01mAmerican Airlines

Deal found 7/28

$349

Sat 8/2312:30 pmMSO - PIA

1 stop7h 22mUnited Airlines

Tue 8/2610:49 amPIA - MSO

2 stops11h 33mUnited Airlines

Deal found 7/28

$354

Best flights from Missoula to Peoria
Discover carefully curated flight deals from Missoula to Peoria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Sat 8/231:51 pmMSO - PIA

1 stop8h 25mAmerican Airlines

Tue 8/267:00 amPIA - MSO

1 stop7h 01mAmerican Airlines

Deal found 7/28

$349

Sat 8/2312:30 pmMSO - PIA

1 stop7h 22mUnited Airlines

Tue 8/2610:49 amPIA - MSO

2 stops11h 33mUnited Airlines

Deal found 7/28

$354

Last-minute flights from Missoula to Peoria
Discover last-minute flight deals from Missoula to Peoria. Data last updated July 30, 2025 and is based on user searches.

Sat 8/231:51 pmMSO - PIA

1 stop8h 25mAmerican Airlines

Tue 8/267:00 amPIA - MSO

1 stop7h 01mAmerican Airlines

Deal found 7/28

$349

Sat 8/2312:30 pmMSO - PIA

1 stop7h 22mUnited Airlines

Tue 8/2610:49 amPIA - MSO

2 stops11h 33mUnited Airlines

Deal found 7/28

$354

Fly from

Fly to

Route

Depart

Return

Price

MissoulaPeoria

MSO - PIA

MSOPIA

Missoula Johnson-Bell Field

Sat 8/23

1:51 pm-11:16 pm

1 stop8h 25m

Greater Peoria

Tue 8/26

7:00 am-1:01 pm

1 stop7h 01m

$349

MissoulaPeoria

MSO - PIA

MSOPIA

Missoula Johnson-Bell Field

Sat 8/23

12:30 pm-8:52 pm

1 stop7h 22m

Greater Peoria

Tue 8/26

10:49 am-9:22 pm

2 stops11h 33m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Missoula to Peoria

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

See what other customers who have flown with United Airlines and American Airlines from Missoula to Peoria have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,896 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,896 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

What are the cheapest airlines flying from Missoula to Peoria, Illinois round-trip?
According to our current data, American Airlines ($349), and United Airlines ($354) offers the cheapest pricing from Missoula to Peoria, Illinois.
Can I find deals for flights from Missoula to Peoria that include hotel bookings?
Yes. In addition to deals on Missoula to Peoria flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Missoula to Peoria?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missoula to Peoria.
Can I find deals for business class flights from Missoula to Peoria?
Yes. Cheapflights offers flight deals from Missoula to Peoria 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 Missoula to Peoria, Illinois?
Currently, August is the cheapest month in which you can book a flight from Missoula to Peoria, Illinois (average of $318). Flying from Missoula to Peoria, Illinois in October is currently the most expensive (average of $425). 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.

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$349+ Cheap flights from Missoula to Peoria, IL (MSO - PIA)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Missoula to Peoria with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Missoula to Peoria

Round-trip from

Find flight deals from Missoula to Peoria

Cheapest flights from Missoula to PeoriaExplore the most affordable flight options available from Missoula to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Missoula to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Missoula to Peoria

Have a flexible travel schedule? Discover the best time to fly to Peoria from Missoula with our price prediction graph.

Reviews of airlines servicing Peoria

Get insights into the airlines that provide service to Peoria. 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 Peoria. Reviews last updated July 30, 2025.

See what other customers who have flown with United Airlines and American Airlines from Missoula to Peoria have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Missoula to Peoria, Illinois round-trip?

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

How can I find direct flights from Missoula to Peoria?

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

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

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Cheapest flights from Missoula to Peoria
Explore the most affordable flight options available from Missoula to Peoria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.