$170 Find Cheap Flights from Missoula to Chicago O'Hare Airport - Compare and Save

Among airlines operating Missoula to Chicago O'Hare Intl Airport flights:

• American Airlines: offers extra legroom; offers free seat selection
• United Airlines: offers free seat selection
• Alaska Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Missoula and Chicago O'Hare Intl Airport. The airlines offering nonstop flights on this route include:

• American Airlines
• United Airlines

Flights from Missoula to Chicago O'Hare Intl Airport usually depart from Missoula Johnson-Bell Field (MSO) and arrive at Chicago O'Hare Intl (ORD).

Here are some options for this route, based on selected ticket types and cabin classes:

• American Airlines: a cabin bag and a checked bag in Economy Class
• United Airlines: a cabin bag and a checked bag in First Class
• Alaska Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Missoula to Chicago O'Hare Intl Airport:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $329 round-trip via Seattle/Tacoma Intl (SEA), compared to $428 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Embraer 175 family is used most often on this route, operated mainly by American Airlines and Alaska Airlines. Other aircraft seen on the route include Boeing 737-800 variants.

One-stop flights from Missoula to Chicago O'Hare Intl Airport most commonly connect through:

• Denver Intl (DEN) - 53% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 17% of one-stop connections
• Salt Lake City (SLC) - 16% of one-stop connections
• Minneapolis St Paul (MSP) - 9% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 45% on the Missoula to Chicago O'Hare Intl Airport route. Wednesday is the cheapest departure day at $337 round-trip on average, while Sunday is the most expensive at $611, a difference of $274. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Afternoon is the busiest departure period on Missoula to Chicago O'Hare Intl Airport flights, with 100% of flights leaving in that window. Morning departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in Chicago O'Hare Intl Airport are Magnificent Mile, Grant Park and River North. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

These are the earliest and latest flight times available from Missoula to Chicago O'Hare Intl Airport:

• Earliest: departs at 12:21 pm and lands at 4:00 pm
• Latest: departs at 1:48 pm and lands at 5:27 pm.

The flight takes about 3h 39m.

Last-minute fares on this route - booked within 2 weeks of departure - run 47% above the route average of $422. Book 17 weeks before departure for the lowest fares.

A nonstop flight from Missoula to Chicago O'Hare Intl Airport takes 3h 39m, covering 1,328 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $339 to $1,309. That means the highest observed fare was about 4x higher than the lowest one.

One-way fares from Missoula to Chicago O'Hare Intl Airport are currently lower than usual. Average one-way flight prices are about $209, which is 29% below the typical average for this route.

Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 5h 41m, compared with 6h 14m via Salt Lake City (SLC) and 6h 39m via Denver Intl (DEN).

Chicago O'Hare Intl Airport is 1 hour ahead of Missoula (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Chicago O'Hare Intl Airport (ORD) hosts 5 major car rental companies, with daily rates starting from around $17 for economy cars. Top options include:
• Routes Car & Truck Rentals
• Europcar
• Hertz
• Dollar
• Ace

Round-trip flights from Missoula to Chicago O'Hare Intl Airport range from $332 to $562, with an average of $422 over the past 12 months. Anything below $332 counts as a good deal.

Two airlines offer in-flight Wi-Fi on Missoula to Chicago O'Hare Intl Airport flights:

• • American Airlines
• • Alaska Airlines