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Cheap flights from Missoula to Chicago from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Chicago departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Missoula to Chicago (MSO-ORD)

Cheap round-trip flights

American Airlines Logo
1:05 pm - 5:35 pmMSO-ORD
3h 30mnonstop
American Airlines Logo
9:45 am - 12:25 pmORD-MSO
3h 40mnonstop
$249American Airlines
Find Deal
Wed, Jan 21 - Mon, Jan 26
United Airlines Logo
2:40 pm - 10:42 pmMSO-ORD
7h 02m1 stop
United Airlines Logo
8:50 am - 11:48 amORD-MSO
3h 58mnonstop
$259United Airlines
Find Deal
Fri, Sep 19 - Wed, Sep 24
Alaska Airlines Logo
4:12 pm - 11:59 pmMSO-ORD
6h 47m1 stop
Alaska Airlines Logo
6:00 am - 12:19 pmORD-MSO
7h 19m1 stop
$269Alaska Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
Delta Logo
5:30 am - 12:26 pmMSO-ORD
5h 56m1 stop
Delta Logo
10:35 am - 8:17 pmORD-MSO
10h 42m2 stops
$274Delta
Find Deal
Wed, Jan 21 - Mon, Jan 26
Delta Logo
8:00 am - 8:38 pmMSO-ORD
11h 38m2 stops
Delta Logo
1:35 pm - 12:31 amORD-MSO
11h 56m2 stops
$279Delta
Find Deal
Wed, Jan 21 - Mon, Jan 26
United Airlines Logo
12:30 pm - 5:04 pmMSO-ORD
3h 34mnonstop
United Airlines Logo
5:00 am - 9:57 amORD-MSO
5h 57m1 stop
$299United Airlines
Find Deal
Wed, Sep 10 - Sun, Sep 14
American Airlines Logo
12:50 pm - 5:21 pmMSO-ORD
3h 31mnonstop
American Airlines Logo
9:40 am - 12:20 pmORD-MSO
3h 40mnonstop
$300American Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
Frontier Logo
12:50 pm - 12:59 amMSO-ORD
11h 09m1 stop
Frontier Logo
6:50 am - 11:55 amORD-MSO
6h 05m1 stop
$301Frontier
Find Deal
Fri, Oct 10 - Fri, Oct 17
Alaska Airlines Logo
5:45 am - 1:04 pmMSO-ORD
6h 19m1 stop
Alaska Airlines Logo
7:45 am - 1:52 pmORD-MSO
7h 07m1 stop
$320Alaska Airlines
Find Deal
Sat, Feb 14 - Sun, Feb 15
Frontier Logo
12:50 pm - 11:05 amMSO-ORD
21h 15m2 stops
Frontier Logo
6:50 am - 11:55 amORD-MSO
6h 05m1 stop
$357Frontier
Find Deal
Fri, Oct 10 - Mon, Oct 13

Delta flights from Missoula to Chicago O'Hare Intl Airport

Our best Delta deals on Missoula to Chicago O'Hare Intl Airport flight tickets
Delta
Jan 21
MSO5:30 amMissoula Johnson-Bell Field
5h 56m
1 stop
ORD12:26 pmChicago O'Hare Intl
Jan 26
ORD10:35 amChicago O'Hare Intl
10h 42m
2 stops
MSO8:17 pmMissoula Johnson-Bell Field
$274
Find similar
Delta
Jan 21
MSO8:00 amMissoula Johnson-Bell Field
11h 38m
2 stops
ORD8:38 pmChicago O'Hare Intl
Jan 26
ORD1:35 pmChicago O'Hare Intl
11h 56m
2 stops
MSO12:31 amMissoula Johnson-Bell Field
$279
Find similar
Delta
Oct 23
MSO5:25 amMissoula Johnson-Bell Field
5h 59m
1 stop
ORD12:24 pmChicago O'Hare Intl
Oct 27
ORD7:36 pmChicago O'Hare Intl
5h 41m
1 stop
MSO12:17 amMissoula Johnson-Bell Field
$289
Find similar

American Airlines flights from Missoula to Chicago O'Hare Intl Airport

Our best American Airlines deals on Missoula to Chicago O'Hare Intl Airport flight tickets
American Airlines
Jan 21
MSO1:05 pmMissoula Johnson-Bell Field
3h 30m
ORD5:35 pmChicago O'Hare Intl
Jan 26
ORD9:45 amChicago O'Hare Intl
3h 40m
MSO12:25 pmMissoula Johnson-Bell Field
$249
Find similar
American Airlines
Oct 3
MSO12:50 pmMissoula Johnson-Bell Field
3h 31m
ORD5:21 pmChicago O'Hare Intl
Oct 5
ORD9:40 amChicago O'Hare Intl
3h 40m
MSO12:20 pmMissoula Johnson-Bell Field
$300
Find similar
American Airlines
Jan 21
MSO7:00 amMissoula Johnson-Bell Field
8h 51m
1 stop
ORD4:51 pmChicago O'Hare Intl
Jan 26
ORD9:45 amChicago O'Hare Intl
3h 40m
MSO12:25 pmMissoula Johnson-Bell Field
$310
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missoula to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from Missoula to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

1:05 pm-5:35 pm

Nonstop3h 30m

Chicago O'Hare Intl

Mon 1/26

9:45 am-12:25 pm

Nonstop3h 40m

$249

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 9/19

2:40 pm-10:42 pm

1 stop7h 02m

Chicago O'Hare Intl

Wed 9/24

8:50 am-11:48 am

Nonstop3h 58m

$259

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 10/24

4:12 pm-11:59 pm

1 stop6h 47m

Chicago O'Hare Intl

Mon 10/27

6:00 am-12:19 pm

1 stop7h 19m

$269

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

5:30 am-12:26 pm

1 stop5h 56m

Chicago O'Hare Intl

Mon 1/26

10:35 am-8:17 pm

2 stops10h 42m

$274

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

8:00 am-8:38 pm

2 stops11h 38m

Chicago O'Hare Intl

Mon 1/26

1:35 pm-12:31 am

2 stops11h 56m

$279

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 9/10

12:30 pm-5:04 pm

Nonstop3h 34m

Chicago O'Hare Intl

Sun 9/14

5:00 am-9:57 am

1 stop5h 57m

$299

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 10/3

12:50 pm-5:21 pm

Nonstop3h 31m

Chicago O'Hare Intl

Sun 10/5

9:40 am-12:20 pm

Nonstop3h 40m

$300

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 10/10

12:50 pm-12:59 am

1 stop11h 09m

Chicago O'Hare Intl

Fri 10/17

6:50 am-11:55 am

1 stop6h 05m

$301

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Sat 2/14

5:45 am-1:04 pm

1 stop6h 19m

Chicago O'Hare Intl

Sun 2/15

7:45 am-1:52 pm

1 stop7h 07m

$320

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 10/10

12:50 pm-11:05 am

2 stops21h 15m

Chicago O'Hare Intl

Mon 10/13

6:50 am-11:55 am

1 stop6h 05m

$357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Missoula to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of July is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Missoula averaging around $330.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $470. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Missoula because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $639.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Missoula in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $308 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $673. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Missoula Johnson-Bell Field to Chicago O'Hare Intl flight route?

Fly from Missoula Johnson-Bell Field to Chicago O'Hare Intl for the best Missoula Johnson-Bell Field - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Missoula when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $401 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Missoula for as low as $253 on momondo.

What cabin class options are available on Missoula Johnson-Bell Field to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Missoula Johnson-Bell Field to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Missoula to Chicago O'Hare Intl Airport flight prices changed over time?

As of August 2025, prices for Missoula to Chicago O'Hare Intl Airport flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Missoula to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Missoula to Chicago O'Hare Intl Airport (MSO to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missoula to Chicago O'Hare Intl Airport

Best Price Found

$220

Fastest flight time

3h 23m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Missoula in the past 72 hours is $220. The best round-trip flight deal from Missoula to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $383.
The fastest flight from Missoula to Chicago O'Hare Intl Airport takes 3h 23m
Direct flights go from Missoula to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Missoula Johnson-Bell Field to Chicago O'Hare Intl by plane?

    The distance between Missoula Johnson-Bell Field and Chicago O'Hare Intl is about 1323.3 mi. By plane, this route typically takes 3h 23m.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to Chicago O'Hare Intl Airport are updated daily.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Chicago O'Hare Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missoula Johnson-Bell Field Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Missoula to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Missoula to Chicago O'Hare Intl Airport?

Best airlines flying from Missoula to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Missoula to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $191Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $257Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.9
7,979 reviews
Search Delta flights
United AirlinesPriceFrom $308Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights

  • Alaska Airlines Flights From Missoula to Chicago O'Hare Intl Airport

    Alaska Airlines is one of the most popular airlines flying from Missoula to Chicago O'Hare Intl Airport, operating 9 flights/week on average for this route. A good Alaska Airlines flight deal for Missoula to Chicago O'Hare Intl Airport starts from $257 round-trip, up to an average price of $455. Our users have rated Alaska Airlines at 8.0/10.

  • United Airlines Flights From Missoula to Chicago O'Hare Intl Airport

    Across 8,943 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Missoula to Chicago O'Hare Intl Airport about 7 times each week, with ticket deals ranging from $308 to $429. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
South Haven
Schaumburg
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Hammond
Tinley Park
Orland Park
Elgin
Aurora
Janesville
Benton Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Missoula to Chicago?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missoula to Chicago for you.

Can I find flights from Missoula to Chicago with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missoula to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from Missoula to Chicago?

Once you have performed a search for Missoula to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Missoula to Chicago right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Missoula to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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