Cheap Flights from Kalispell (FCA) to Chicago (CHIA)

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Flight deals from Kalispell to Chicago

Looking for a cheap last-minute deal or the best return flight from Kalispell to Chicago? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Kalispell to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kalispell to Chicago flights are currently cheapest in September.

Direct flights from Kalispell to Chicago

Alternative Kalispell to Chicago routes

Looking for the cheapest, fastest or easiest route from Kalispell to Chicago? You could fly into the following airports instead.

Kalispell to Chicago: Flight information

The things to know before you go.
Cheapest flight found$343
Cheapest month to flySeptember
Average flight time3 hrs, 29 mins
Most popular airlineAmerican Airlines
Average flights per week45

Finding cheap flights from Kalispell to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Kalispell to Chicago is $343. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 29 minutes is the average flight time from Kalispell to Chicago.
American Airlines, Alaska Airlines and United fly direct from Kalispell to Chicago.
As of May 2025, there are 45 flights per week flying from Kalispell to Chicago.
The cheapest month to fly from Kalispell to Chicago is usually May 2025.
If you're flying from Kalispell Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from $343.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kalispell Airport to Chicago on Thursday, 25 September 2025.
Yes – the average flight time is 3 hours and 29 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 13°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, United offers the cheapest flight tickets to Chicago.

Flying from Glacier Park International Airport (FCA) to Chicago: what you need to know

  • The timezone in Chicago is UTC-5. The city is 1 hour ahead of Kalispell, where Glacier Park International Airport is located.

  • The most popular route is from Glacier Park International Airport (FCA) to O'Hare International Airport (ORD). Take your pick of 10 weekly services between these two airports. If you want to get going as soon as possible, the earliest flight from FCA to ORD is the 11:37 American Airlines service. If you're planning to fly out later on, the last departure is at 14:37 with American Airlines.

  • Give yourself plenty of time to make your flight from FCA to Chicago. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Getting away during a peak time like July? Busy periods (like spring break, summer and New Year) can easily add another hour at check-in and security. Be extra safe and arrive up to four hours before an international flight and two hours before a domestic departure.

  • You can book a nonstop flight from Glacier Park International Airport to Chicago. Start your journey at FCA and touch down at O'Hare International Airport (ORD).

  • Book your ticket with United. This leading carrier operates direct flights from Glacier Park International Airport to Chicago.

  • For a flight within United States, you won't need a passport or visa. However, you'll have to present another form of identification, like a driver's licence or ID card. Once you've booked cheap tickets from Glacier Park International Airport to Chicago, make sure your ID is up to date.

  • FCA is approximately 16 kilometres from central Kalispell. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 19 minutes or so to get there, depending on the traffic.

  • Booked an early flight from Glacier Park International Airport to Chicago? Avoid the last-minute rush to the terminal (and catch some extra z's) by picking one of these stays near FCA:

How to find the cheapest flights from Glacier Park International Airport (FCA) to Chicago

  • $191 is the lowest price we've found for a one-way ticket from Glacier Park International Airport to Chicago. For a return flight on this route, the best price is $345. Depending on how early you book and the availability, these fares could change.

  • Get cheap tickets from FCA to Chicago by booking 10 months ahead. Based on our research, that's the sweet spot for finding a bargain.

  • June is the cheapest month for tickets from Glacier Park International Airport to Chicago. If you're looking to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • Locking in a cheap ticket from FCA to Chicago is easy with Price Alerts. Simply set up one of these automatic alerts and we'll let you know when there's a better deal.

  • Use the filters to tailor your flights from Glacier Park International Airport to Chicago. Select your preferred departure and arrival times, number of stops and airlines. Alternatively, sort your results by 'Cheapest' to get the best deals.

Airports in Chicago

O'Hare International Airport (ORD)

Chicago Midway International Airport (MDW)

Best time to go to Chicago

  • August is the most popular month to board a flight from Glacier Park International Airport to Chicago while February is the quietest. To work out the best time to visit Chicago, consider whether you like a lively atmosphere or a quieter vibe.

  • The warmest month in Chicago is July, with temperatures ranging between 15ºC and 29ºC. Lock in your flights from Glacier Park International Airport to Chicago in this month if you enjoy this type of weather.

  • Look for cheap flights from FCA to Chicago in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -12ºC and 3ºC on average.

More about Chicago

  • After locking in your flight from Glacier Park International Airport to Chicago, think about where to rest your head in this city. Make one of these accommodation options your base for exploring Chicago:

  • Millennium Park and Art Institute of Chicago are just a couple of the top-rated attractions to add to your Chicago itinerary. Keep the adventure rolling by checking out LandShark Beer Garden at Navy Pier.

Complete your Chicago trip with a car rental

  • Select one of our car rentals in Chicago and explore the city on your own terms. Easily compare companies in one place to find the perfect set of wheels once you've locked in your hotel and cheap flights from Glacier Park International Airport to Chicago.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.