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CA $248 Cheap Flights from Missoula (MSO) to Chicago (ORD)

View CA $248 flight on Fri, Oct 30, 2026Opens in a new window

Popular airlines from Missoula Intl. Airport (MSO) to Chicago O'Hare International Airport (ORD)

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Cheap flights from Missoula (MSO) to Chicago (ORD)

Prices were available within the past 7 days and start at CA $248 for one-way flights and CA $467 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Oct 30 - Mon, Nov 2
MSO
Missoula
ORD
Chicago
CA $467 Roundtrip, found 5 days ago
CA $467
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Oct 30 from Missoula to Chicago, returning Mon, Nov 2, priced at CA $467 found 5 days ago
American Airlines
Fri, Oct 30 - Mon, Nov 2
MSO
Missoula
ORD
Chicago
CA $481 Roundtrip, found 5 days ago
CA $481
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Oct 30 from Missoula to Chicago, returning Mon, Nov 2, priced at CA $481 found 5 days ago
Delta
Fri, Oct 30 - Mon, Nov 2
MSO
Missoula
ORD
Chicago
CA $494 Roundtrip, found 5 days ago
CA $494
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 30 from Missoula to Chicago, returning Mon, Nov 2, priced at CA $494 found 5 days ago
American Airlines
Thu, Dec 3 - Mon, Dec 7
MSO
Missoula
ORD
Chicago
CA $497 Roundtrip, found 1 day ago
CA $497
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Dec 3 from Missoula to Chicago, returning Mon, Dec 7, priced at CA $497 found 1 day ago
American Airlines
Mon, Dec 21 - Tue, Jan 26
MSO
Missoula
ORD
Chicago
CA $498 Roundtrip, found 1 day ago
CA $498
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 21 from Missoula to Chicago, returning Tue, Jan 26, priced at CA $498 found 1 day ago
American Airlines
Mon, Dec 21 - Tue, Jan 26
MSO
Missoula
ORD
Chicago
CA $512 Roundtrip, found 1 day ago
CA $512
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec 21 from Missoula to Chicago, returning Tue, Jan 26, priced at CA $512 found 1 day ago
Delta
Fri, Feb 19 - Mon, Feb 22
MSO
Missoula
ORD
Chicago
CA $524 Roundtrip, found 2 days ago
CA $524
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Feb 19 from Missoula to Chicago, returning Mon, Feb 22, priced at CA $524 found 2 days ago
Delta
Fri, Oct 30 - Mon, Nov 2
MSO
Missoula
ORD
Chicago
CA $536 Roundtrip, found 5 days ago
CA $536
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Oct 30 from Missoula to Chicago, returning Mon, Nov 2, priced at CA $536 found 5 days ago
Alaska Airlines
Fri, Oct 30 - Mon, Nov 2
MSO
Missoula
ORD
Chicago
CA $549 Roundtrip, found 5 days ago
CA $549
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Oct 30 from Missoula to Chicago, returning Mon, Nov 2, priced at CA $549 found 5 days ago
United
Thu, Dec 3 - Mon, Dec 7
MSO
Missoula
ORD
Chicago
CA $689 Roundtrip, found 1 day ago
CA $689
Roundtrip
found 1 day ago
Select United flight, departing Thu, Dec 3 from Missoula to Chicago, returning Mon, Dec 7, priced at CA $689 found 1 day ago

Frequently asked questions

How much does a flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) cost?
You can find one-way and return flights from MSO to ORD with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when MSO to ORD ticket fares go up or down.
What is the cheapest month to fly from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
If you're looking for the cheapest time to fly from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.), September is typically your best bet. You can expect average return flights to be around CA$448 during this month. September often sees lower prices as the summer travel rush winds down, and before the holiday season picks up, making it a great time to find deals. Other budget-friendly months to consider for this route include June and August.
Which airlines fly direct from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
There are 2 airlines offering direct flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.). Here are the carriers:
  • American Airlines operates 9 direct flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
  • United operates 9 direct flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) every week.
What is the cheapest airline that flies from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
American Airlines offers one of the cheapest connecting return flights from Missoula Intl. (MSO) to O'Hare Intl. (ORD) with a layover in Dallas-Fort Worth Intl. (DFW), starting from around CA$351. United is one of the cheapest airlines offering nonstop return flights from Missoula Intl. (MSO) to O'Hare Intl. (ORD), with tickets starting from around CA$392 for flights that can be booked for departure within the next year. These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
To find a cheap flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The best airline to fly with from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, United typically offers the lowest fares. United offers the most daily flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The best time to fly from Missoula (MSO) to Chicago (ORD) is typically September or June. These months offer a great balance, with average return flight prices around CA$448.
How many flights per day from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
You'll find approximately 3 nonstop flights per day from Missoula Intl. (MSO) to O'Hare Intl. (ORD). For even more choices, look at flights that include layovers, as there are around 16 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), and Salt Lake City Intl. (SLC).
What is the earliest flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The earliest flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) typically departs around 5:00 AM local time. This flight is operated by Delta. This is a seasonal service, active in January, February, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
You'll typically find the most flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) on a Saturday, with around 15 flights available. This gives you a good selection for your travel plans. Major airlines on this route include Alaska Airlines, United, and Delta. While Saturday has the most flights, the flight schedule is fairly consistent throughout the week, so you'll have plenty of options no matter when you choose to fly.
What are the most popular departure times for flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
The most popular departure times for flights from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) are in the early afternoon, from 12pm to 3pm. Many major carriers, including American Airlines, United and Alaska Airlines, offer flights during this window. Many travellers prefer this time as it allows for a relaxed morning before heading to the airport and an arrival in Chicago with plenty of time to settle in.
How long does it take to fly from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
A non-stop flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) typically takes around 3 hours 30 minutes. This route covers a distance of approximately 2139 kilometres. If you opt for a flight with one stop, your travel time will be longer, usually around 7 hours 48 minutes. Flights with two or more stops generally take about 9 hours 48 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your journey.
Can you fly business or first class from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
Yes, you can fly business class or first class between MSO and ORD. You can fly business class with Delta.First class cabins are available on:
  • Alaska Airlines
  • United
  • Delta
  • American Airlines

How do I earn miles on a Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight with Expedia?
It's easy to earn miles on a Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Chicago, IL (ORD) from Missoula, MT (MSO)?
If you're planning to travel to Chicago from Missoula Intl. (MSO), you can fly directly into O'Hare Intl. (ORD). Some flights may connect through major hubs like Denver Intl. (DEN), Salt Lake City Intl. (SLC), or Portland Intl. (PDX) before reaching Chicago. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) at the last minute?
Typically, booking a last minute flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package?
Securing a Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.)?
If you booked your Missoula, MT (MSO-Missoula Intl.) to Chicago, IL (ORD-O'Hare Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Missoula Intl.
Destination airport
O'Hare Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $467
Distance
2125 km
Average flight time
4 hours 40 mins

Book with confidence

Missoula to Chicago Flights

The easy way to book your flights from Missoula to Chicago 

With Expedia, it’s simple to find and book flights to Chicago from Missoula whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to O'Hare Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Missoula to Chicago today, tomorrow, or this week.  

 

Save dollars with cheap flights from Missoula Intl., MSO to O'Hare Intl., ORD 

Sort your search results by price to find great deals on your flight from Missoula to Chicago—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Chicago from Missoula currently is just CA $467 rising to CA $689.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Chicago  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Chicago from Missoula 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Chicago with Expedia today.

Missoula to Chicago Flights

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