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O'Hare Intl

$150+ Cheap flights from Missoula (MSO) to O'Hare Intl (ORD)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — ORD
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Missoula to O'Hare Intl

Cheapest flights from Missoula to O'Hare Intl
Explore the most affordable flight options available from Missoula to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This American Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 10/221:45 pm
MSO
-
ORD
Nonstop3h 37m
American Airlines
Mon 10/269:40 am
ORD
-
MSO
Nonstop3h 55m
American Airlines
Deal found 7/19$309
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Fri 12/251:45 pm
MSO
-
ORD
Nonstop3h 37m
American Airlines
Tue 1/512:11 pm
ORD
-
MSO
1 stop10h 13m
American Airlines
Deal found 7/19$319
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 11/107:00 am
MSO
-
ORD
1 stop9h 37m
Alaska Airlines
Sat 11/149:31 am
ORD
-
MSO
1 stop7h 03m
Alaska Airlines
Deal found 7/21$329
This Delta deal was found by Cheapflights users on 7/20. 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.
Fri 8/285:30 am
MSO
-
ORD
1 stop5h 29m
Delta
Sun 8/306:00 am
ORD
-
MSO
2 stops7h 36m
Delta
Deal found 7/20$334
This Delta deal was found by Cheapflights users on 7/22. 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.
Fri 12/251:18 pm
MSO
-
ORD
1 stop7h 35m
Delta
Tue 1/56:59 pm
ORD
-
MSO
1 stop6h 32m
Delta
Deal found 7/22$339
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Thu 10/151:45 pm
MSO
-
ORD
Nonstop3h 37m
American Airlines
Mon 10/199:40 am
ORD
-
MSO
Nonstop3h 55m
American Airlines
Deal found 7/19$348
This Delta deal was found by Cheapflights users on 7/20. 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 10/221:10 pm
MSO
-
ORD
1 stop7h 50m
Delta
Mon 10/267:30 pm
ORD
-
MSO
1 stop5h 51m
Delta
Deal found 7/20$354
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/255:19 pm
MSO
-
ORD
1 stop5h 40m
United Airlines
Mon 9/288:42 am
ORD
-
MSO
Nonstop3h 42m
United Airlines
Deal found 7/22$355
This American Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 9/11:18 pm
MSO
-
ORD
Nonstop3h 41m
American Airlines
Tue 9/85:00 am
ORD
-
MSO
1 stop8h 35m
American Airlines
Deal found 7/20$358
This Booking.com deal was found by Cheapflights users on 7/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:41 pm
MSO
-
ORD
1 stop10h 19m
Alaska Airlines
Thu 8/136:00 am
ORD
-
MSO
1 stop11h 09m
Alaska Airlines
Deal found 7/19$359

Find flight deals from Missoula to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to O'Hare Intl (ORD). 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(American Airlines)

One-way from

$150
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$361

Good round-trip deal

$591 or less

Good one-way deal

$278 or less
Provider with most accurate pricing for Missoula Johnson-Bell Field-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Chicago O'Hare Intl flights.
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From Missoula Johnson-Bell Field to Chicago O'Hare Intl
Search Deals
One-way flight from Missoula Johnson-Bell Field to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Missoula Johnson-Bell Field to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Missoula Johnson-Bell Field to Chicago O'Hare Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula to O'Hare Intl 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 July 23, 2026.
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

Cheapest round-trip
Quickest round-trip

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Thu 10/1

2:38 pm-11:59 pm

1 stop8h 21m

Chicago O'Hare Intl

Sat 10/3

8:42 am-11:24 am

Nonstop3h 42m

$319

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Tue 11/10

7:00 am-5:37 pm

1 stop9h 37m

Chicago O'Hare Intl

Sat 11/14

9:31 am-3:34 pm

1 stop7h 03m

$329

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 12/2

8:00 am-4:49 pm

1 stop7h 49m

Chicago O'Hare Intl

Mon 12/7

6:59 pm-12:31 am

1 stop6h 32m

$339

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 12/25

8:00 am-4:37 pm

2 stops7h 37m

Chicago O'Hare Intl

Tue 1/5

5:30 am-5:27 pm

2 stops12h 57m

$339

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Mon 8/24

5:30 am-11:59 am

1 stop5h 29m

Chicago O'Hare Intl

Sat 8/29

8:28 am-5:46 pm

2 stops10h 18m

$344

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Tue 12/1

8:00 am-4:49 pm

1 stop7h 49m

Chicago O'Hare Intl

Mon 12/7

3:35 pm-12:31 am

2 stops9h 56m

$403

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 11/25

6:10 pm-8:34 am

2 stops13h 24m

Chicago O'Hare Intl

Wed 12/2

11:30 am-8:12 pm

2 stops9h 42m

$408
Cheapest one-way

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Sun 1/17

4:13 pm-11:59 pm

1 stop6h 46m

$195

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 1/15

8:00 am-9:10 pm

2 stops12h 10m

$209
Quickest one-way

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Mon 9/7

5:30 am-11:59 am

1 stop5h 29m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Missoula-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-Chicago O'Hare Intl Airport 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 Missoula-Chicago O'Hare Intl Airport 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 Missoula to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Missoula to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Missoula to Chicago O'Hare Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Missoula to Chicago O'Hare Intl Airport (average of $331). Flying from Missoula to Chicago O'Hare Intl Airport in November is currently the most expensive (average of $606). 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 MSO to ORD?

Find hourly flight availability from Missoula to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missoula to Chicago O'Hare Intl Airport as you normally would.

How much does it cost to fly round-trip from Missoula to Chicago O'Hare Intl Airport?

Airfare is below average for this route at the moment.

Missoula to Chicago O'Hare Intl Airport flights typically cost between $329 and $516 in October.
The cheapest round-trip price found within the last 5 days was $309 on American Airlines (Oct 22-Oct 26).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated July 23, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Missoula to Chicago O'Hare Intl Airport 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
7.9
Good
12,702 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jan 2024

SEA - ORD

We would prefer paper boarding pass. First time using baggage kiosks and found it confusing but should do better next time. Not much people contact in the terminal. The flight itself was good.
Alaska Airlines
7.9
Good
12,702 reviews
Alaska Airlines
7.9
Good
12,702 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jan 2024

SEA - ORD

We would prefer paper boarding pass. First time using baggage kiosks and found it confusing but should do better next time. Not much people contact in the terminal. The flight itself was good.
Delta
7.8
Good
8,484 reviews
Alaska Airlines
7.9
Good
12,702 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jan 2024

SEA - ORD

We would prefer paper boarding pass. First time using baggage kiosks and found it confusing but should do better next time. Not much people contact in the terminal. The flight itself was good.
United Airlines
7.4
Good
10,024 reviews
Alaska Airlines
7.9
Good
12,702 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jan 2024

SEA - ORD

We would prefer paper boarding pass. First time using baggage kiosks and found it confusing but should do better next time. Not much people contact in the terminal. The flight itself was good.
American Airlines
7.1
Good
11,838 reviews
Alaska Airlines
7.9
Good
12,702 reviews

Comfort

7.8

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jan 2024

SEA - ORD

We would prefer paper boarding pass. First time using baggage kiosks and found it confusing but should do better next time. Not much people contact in the terminal. The flight itself was good.

Related info for your journey

Find useful and relevant information for your journey from Missoula to O'Hare Intl. 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 from for flights from Missoula to Chicago O'Hare Intl?

    Missoula Johnson-Bell Field (MSO), located 5.5 mi from the city center, is the airport you fly out of when you book flights from Missoula to Chicago O'Hare Intl. 4 airlines have flights from Johnson-Bell Field to Chicago O'Hare Intl on a regular basis. Booking flights from Missoula Johnson-Bell Field to Chicago O'Hare Intl should not be difficult; the airport handles an average of 2 outbound flights to Chicago O'Hare Intl per day.

  • How long is the flight from Missoula to Chicago O'Hare Intl Airport?

    Departing from Missoula to Chicago O'Hare Intl Airport will take you 7h 49m. The distance from Missoula to Chicago O'Hare Intl Airport is about 1328 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Missoula to Chicago O'Hare Intl Airport round-trip?

    According to our current data, Alaska Airlines ($166), American Airlines ($191), and Delta ($245) offers the cheapest pricing from Missoula to Chicago O'Hare Intl Airport. You may be able to fly from Missoula to Chicago O'Hare Intl Airport for 61% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Missoula to Chicago O'Hare Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Missoula to Chicago O'Hare Intl Airport on time: SkyWest Airlines (100%), United Airlines (90%), American Airlines (74%).

  • What are the cheapest flights from Missoula to Chicago O'Hare Intl Airport?

    On average you can expect to pay $567 for a flight from Missoula to Chicago O'Hare Intl Airport. The cheapest flight overall is $244 while the most popular route, (Missoula Johnson-Bell Field - Chicago O'Hare Intl) is currently priced at $339.

  • Can I find deals for flights from Missoula to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Missoula to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missoula to O'Hare Intl?

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

  • Can I find deals for business class flights from Missoula to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Missoula to O'Hare Intl 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 Chicago O'Hare Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Missoula to Chicago O'Hare Intl Airport (average of $331). Flying from Missoula to Chicago O'Hare Intl Airport in November is currently the most expensive (average of $606). 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

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Benton Harbor
Rosemont
Schaumburg
Lake Geneva
Naperville
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Racine
Great Lakes
Janesville
Joliet

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Top 4 airlines flying from Missoula to O'Hare Intl

Discover the top 4 airlines that operate flights from Missoula to O'Hare Intl. 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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$166Average$467FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$191Average$427FlexibilityNo cancel feeOn-time71%
DeltaCheapest$245Average$430FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$268Average$361FlexibilityNo cancel feeOn-time69%

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