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Flights from Chicago to Montana

Flight deals from Chicago to Montana

Looking for cheap tickets from Chicago to Montana, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.
Kalispell.£142 per passenger.Departing Mon, 20 Oct, returning Fri, 24 Oct.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Mon, 20 Oct, arriving in Kalispell.Inbound direct flight with United departs from Kalispell on Fri, 24 Oct, arriving in Chicago O'Hare International.Price includes taxes and charges.From £142, select.
Bozeman.£142 per passenger.Departing Sat, 13 Sep, returning Sat, 20 Sep.Return flight with Hawaiian Airlines.Outbound indirect flight with Hawaiian Airlines, departs from Chicago O'Hare International on Sat, 13 Sep, arriving in Bozeman Yellowstone International.Inbound indirect flight with Hawaiian Airlines, departs from Bozeman Yellowstone International on Sat, 20 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £142, select.
Billings.£158 per passenger.Departing Wed, 27 Aug, returning Wed, 3 Sep.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Wed, 27 Aug, arriving in Billings.Inbound direct flight with United departs from Billings on Wed, 3 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £158, select.
Missoula.£171 per passenger.Departing Mon, 1 Sep, returning Tue, 9 Sep.Return flight with United.Outbound indirect flight with United, departs from Chicago O'Hare International on Mon, 1 Sep, arriving in Missoula.Inbound indirect flight with United, departs from Missoula on Tue, 9 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £171, select.
West Yellowstone.£207 per passenger.Departing Fri, 15 Aug, returning Tue, 19 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Chicago O'Hare International on Fri, 15 Aug, arriving in West Yellowstone.Inbound indirect flight with Delta, departs from West Yellowstone on Tue, 19 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From £207, select.
Great Falls.£273 per passenger.Departing Fri, 29 Aug, returning Wed, 3 Sep.Return flight with United.Outbound indirect flight with United, departs from Chicago O'Hare International on Fri, 29 Aug, arriving in Great Falls International.Inbound indirect flight with United, departs from Great Falls International on Wed, 3 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £273, select.
Helena.£338 per passenger.Departing Mon, 8 Sep, returning Mon, 15 Sep.Return flight with United.Outbound indirect flight with United, departs from Chicago O'Hare International on Mon, 8 Sep, arriving in Helena.Inbound indirect flight with United, departs from Helena on Mon, 15 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £338, select.
Butte.£352 per passenger.Departing Fri, 29 Aug, returning Wed, 3 Sep.Return flight with United.Outbound indirect flight with United, departs from Chicago O'Hare International on Fri, 29 Aug, arriving in Butte.Inbound indirect flight with United, departs from Butte on Wed, 3 Sep, arriving in Chicago O'Hare International.Price includes taxes and charges.From £352, select.

Flying from Chicago to Montana

Arm yourself with these facts on the fly.
Cheapest flight found£142, Kalispell
Cheapest month to flyOctober
Average flight time3 hrs, 23 mins
Cheapest airport to fly fromChicago O'Hare International
Most popular airlineAmerican Airlines

Frequently asked questions

We looked at all of the upcoming return flights from Chicago to Montana we could find over the next 12 months. It looks like £142 is the best price. This is good, compared to the average Montana ticket price of £223.
The cheapest month to fly from Chicago to Bozeman Yellowstone International Airport is usually September. The cheapest month to fly from Chicago to Missoula Airport is usually September. The cheapest month to fly from Chicago to Butte Airport is usually August. And the cheapest month to fly from Chicago to West Yellowstone Airport is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Montana on Monday, 20 October 2025.
Chicago O'Hare International Airport offers direct flights to Montana.
If you're flying from Chicago, the cheapest city in Montana to fly into is Kalispell. The cheapest airport serving Kalispell at the moment is Kalispell.
The average flight time between Chicago and Montana is 3 hours and 23 minutes.