Cheap flights from Montana to Chicago from $98
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Chicago departing on 9/4. 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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American Airlines flights from Montana to Chicago O'Hare Intl Airport
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Alaska Airlines flights from Montana to Chicago O'Hare Intl Airport
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How to get the cheapest flight ticket from Montana 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 June is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Montana averaging around $359.
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 Wednesday when prices can be found for as low as $490. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Montana because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $753.
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 Montana in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $441 when looking at flights departing in the afternoon. Try not to purchase tickets in the morning because they tend to be around $588. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Montana to Chicago O'Hare Intl flight route?
Fly from Bozeman Gallatin Field to Chicago O'Hare Intl for the best Montana - 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 Montana when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $419 when searching 20 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 Montana for as low as $247 on momondo.
What cabin class options are available on Montana to Chicago O'Hare Intl flights?
There are 4 cabin classes available to choose from on Montana 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.
What is the cheapest airline that flies from Montana to Chicago O'Hare Intl?
Hawaiian Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from Montana to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Montana according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Montana to Chicago O'Hare Intl Airport on average per day?
28 flights are operational daily from Montana to Chicago O'Hare Intl Airport as of June 2025. The most popular departure time for this route is 12:00PM, with 76% of flights per day taking off in the afternoon.
How many flights depart from Montana to Chicago O'Hare Intl Airport on average per week?
The number of flights available between Montana and Chicago O'Hare Intl Airport is 199 per week as of June 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.
Cheap Montana to Chicago O'Hare Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Montana to Chicago O'Hare Intl Airport
When did momondo last update prices for flights from Montana to Chicago O'Hare Intl Airport?
Prices for flights from Montana to Chicago O'Hare Intl Airport are updated daily.
How many operators does momondo search for flights from Montana to Chicago O'Hare Intl Airport?
As of June 2025, there are 5 operators available to choose from for flights from Montana to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Montana 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 Montana to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Montana to Chicago O'Hare Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Montana to Chicago O'Hare Intl Airport is Boeing 737-800, representing 30.84% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 15.31%, Embraer 175 at 12.65%, and Embraer 175 (Enhanced Winglets) at 12.44%.
Best airlines flying from Montana to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Montana to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $197 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $205 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $238 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $388 | Free Cancellation | Rating 8.0 4,278 reviews |
Traveling to a place near Chicago?
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Why should I use momondo to find a flight deal from Montana to Chicago?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Montana.
Can I find flights from Montana to Chicago with flexible booking policies on momondo?
All flight searches from Montana to Chicago on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Montana to Chicago?
Once all potential Montana to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Montana to Chicago right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Montana to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.