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Missoula

$135+ Cheap flights from Chicago (CHI) to Missoula (MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — MSO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Missoula Johnson-Bell Field are usually found in August or October, booked 23 days in advance, depart on a Friday or Monday and return on a Thursday

Cheap flight deals from Chicago to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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

$249
(American Airlines)

One-way from

$135
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$358

Good round-trip deal

$339 or less
From Chicago (CHI) to Missoula Johnson-Bell Field
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One-way flight from Chicago (CHI) to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 16% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Missoula Johnson-Bell Field.
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Find flight deals from Chicago to Missoula

Cheapest flights from Chicago to Missoula
Explore the most affordable flight options available from Chicago 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 9/17. 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 10/228:52 amORD - MSO
Nonstop3h 58mUnited Airlines
Sat 10/2512:31 pmMSO - ORD
Nonstop3h 34mUnited Airlines
Deal found 9/17$249
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/118:52 amORD - MSO
Nonstop3h 58mUnited Airlines
Tue 10/145:10 pmMSO - ORD
1 stop5h 49mUnited Airlines
Deal found 9/17$259
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:00 amORD - MSO
1 stop7h 18mAlaska Airlines
Thu 10/234:12 pmMSO - ORD
1 stop6h 47mAlaska Airlines
Deal found 9/16$269
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:36 pmORD - MSO
1 stop5h 41mDelta
Sat 10/255:25 amMSO - ORD
2 stops10h 25mDelta
Deal found 9/17$274
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.
Thu 10/165:01 amORD - MSO
1 stop5h 56mUnited Airlines
Fri 10/2412:31 pmMSO - ORD
Nonstop3h 34mUnited Airlines
Deal found 9/16$279
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:36 pmORD - MSO
1 stop5h 41mDelta
Sun 11/95:25 amMSO - ORD
2 stops12h 01mDelta
Deal found 9/17$286
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/48:49 amORD - MSO
1 stop5h 38mUnited Airlines
Wed 10/85:10 pmMSO - ORD
1 stop5h 49mUnited Airlines
Deal found 9/17$289
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:26 pmORD - MSO
2 stops11h 51mDelta
Sun 11/95:25 amMSO - ORD
2 stops12h 01mDelta
Deal found 9/17$291
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.
Fri 10/175:01 amORD - MSO
1 stop5h 56mUnited Airlines
Wed 10/2212:31 pmMSO - ORD
Nonstop3h 34mUnited Airlines
Deal found 9/16$304
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:28 pmORD - MSO
2 stops34h 08mMultiple Airlines
Fri 10/2410:26 pmMSO - ORD
1 stop24h 51mMultiple Airlines
Deal found 9/16$309
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2112:48 pmMDW - MSO
2 stops9h 52mDelta
Sat 10/255:25 amMSO - MDW
2 stops11h 18mDelta
Deal found 9/16$364
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/183:00 pmMDW - MSO
1 stop8h 12mDelta
Thu 10/238:00 amMSO - MDW
1 stop8h 43mDelta
Deal found 9/16$367

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 Chicago to Missoula that are best for you.

Fly from

Chicago

Fly to

Missoula

Route

Depart

Return

Price

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Sat 10/18

8:52 am-11:50 am

Nonstop3h 58m

Missoula Johnson-Bell Field

Fri 10/24

2:33 pm-9:30 pm

1 stop5h 57m

$259

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Wed 11/5

8:00 am-3:24 pm

1 stop8h 24m

Missoula Johnson-Bell Field

Sun 11/9

5:30 am-1:09 pm

1 stop6h 39m

$269

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Fri 10/17

7:00 am-1:27 pm

1 stop7h 27m

Missoula Johnson-Bell Field

Tue 10/21

6:37 am-5:03 pm

1 stop9h 26m

$269

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Fri 10/17

5:01 am-9:57 am

1 stop5h 56m

Missoula Johnson-Bell Field

Wed 10/22

2:33 pm-9:30 pm

1 stop5h 57m

$269

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Thu 10/16

5:01 am-9:57 am

1 stop5h 56m

Missoula Johnson-Bell Field

Fri 10/24

2:33 pm-10:39 pm

1 stop7h 06m

$269

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Wed 10/15

8:52 am-11:50 am

Nonstop3h 58m

Missoula Johnson-Bell Field

Wed 10/22

12:31 pm-5:05 pm

Nonstop3h 34m

$269

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Wed 11/5

1:26 pm-12:17 am

2 stops11h 51m

Missoula Johnson-Bell Field

Sun 11/9

5:25 am-12:38 pm

1 stop6h 13m

$274

ChicagoMissoula

MDW - MSO

MDWMSO

Chicago Midway

Fri 1/9

2:00 pm-8:17 pm

1 stop7h 17m

Missoula Johnson-Bell Field

Mon 1/12

8:00 am-6:34 pm

2 stops9h 34m

$274

ChicagoMissoula

ORD - MSO

ORDMSO

Chicago O'Hare Intl

Wed 10/15

7:36 pm-12:17 am

1 stop5h 41m

Missoula Johnson-Bell Field

Wed 10/22

5:25 am-12:27 pm

1 stop6h 02m

$314

ChicagoMissoula

MDW - MSO

MDWMSO

Chicago Midway

Tue 10/21

12:48 pm-9:40 pm

2 stops9h 52m

Missoula Johnson-Bell Field

Sat 10/25

5:25 am-5:43 pm

2 stops11h 18m

$364

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 35 results
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Best time to book a flight from Chicago to Missoula

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

Cheapflights Insights

Everything you need to know about your flight from Chicago to Missoula

How far ahead should I book a flight from Chicago to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Missoula. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to Missoula, you should look to book at least 23 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to Missoula?

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

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

Find hourly flight availability from Chicago to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 32% on flights from Chicago to Missoula by exploring options for tickets in the afternoon.

Weekly flight availability from Chicago to Missoula

Explore weekly flight availability from Chicago to Missoula. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from CHI to MSO are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost to fly round-trip from Chicago to Missoula?

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.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Chicago to Missoula by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,961 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,926 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

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

  • What airport do you fly into for flights to Missoula from Chicago?

    Missoula Johnson-Bell Field (MSO) is the airport you will fly into if you book a flight from Chicago to Missoula. You should not have trouble finding flights to Johnson-Bell Field from Chicago; the airport handles an average of 6 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 4 airlines have flights to the Missoula airport from Chicago. It is only a 5.5 mi journey from Johnson-Bell Field (MSO) to Missoula’s city center.

  • How long is the flight from Chicago to Missoula?

    Departing from Chicago to Missoula will take you 3h 58m. Airlines will cover a distance of 1328 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago to Missoula round-trip?

    American Airlines, at $229, was found to be the cheapest airline from Chicago to Missoula.Alternate airlines to your destination round-trip include Delta and Alaska Airlines. Users have found that American Airlines is 48% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago to Missoula one-way?

    One-way options have recently been found by users for as low as $135 on Alaska Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $135 and Delta from $225 one-way.

  • What are the most reliable airlines from Chicago to Missoula?

    Consider Alaska Airlines (80%), United Airlines (76%) or American Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Missoula.

  • What are the cheapest flights from Chicago to Missoula?

    Looking for the cheapest flight from Chicago to Missoula? While on average our users pay $440, our data indicates the cheapest price to be $320. The most popular route (Chicago O'Hare Intl - Missoula Johnson-Bell Field), is priced around $259.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Missoula?

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

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Top 4 airlines flying from Chicago to Missoula

Discover the top 4 airlines that operate flights from Chicago 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
American AirlinesCheapest$229Average$325FlexibilityNo cancel feeOn-time71%
DeltaCheapest$248Average$321FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$267Average$422FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$271Average$447FlexibilityNo cancel feeOn-time69%

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