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Kalispell

$127+ Cheap flights from Illinois to Kalispell (FCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FCA
Dec 29 — Jan 51
Mon 12/29
Mon 1/5
1 adult, Economy
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Find flight deals from Illinois to Kalispell

Cheapest flights from Illinois to Kalispell
Explore the most affordable flight options available from Illinois to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 29, 2025.

This United Airlines deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/124:37 pmSTL - FCA
1 stop6h 09mUnited Airlines
Tue 12/162:37 pmFCA - STL
1 stop5h 20mUnited Airlines
Deal found 11/26$269
This United Airlines deal was found by Cheapflights users on 11/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:45 amORD - FCA
Nonstop3h 51mUnited Airlines
Sun 12/2112:38 pmFCA - ORD
Nonstop3h 32mUnited Airlines
Deal found 11/28$279
This United Airlines deal was found by Cheapflights users on 11/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:50 amORD - FCA
Nonstop4h 11mUnited Airlines
Sat 12/2012:38 pmFCA - ORD
Nonstop3h 32mUnited Airlines
Deal found 11/28$298
This United Airlines deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:45 amORD - FCA
Nonstop3h 51mUnited Airlines
Fri 12/265:15 pmFCA - ORD
1 stop5h 44mUnited Airlines
Deal found 11/26$369
This United Airlines deal was found by Cheapflights users on 11/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:45 amORD - FCA
Nonstop3h 57mUnited Airlines
Sun 12/285:15 pmFCA - ORD
1 stop5h 44mUnited Airlines
Deal found 11/28$382
This Delta deal was found by Cheapflights users on 11/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:00 pmORD - FCA
2 stops9h 21mDelta
Wed 12/1712:11 pmFCA - ORD
1 stop5h 34mDelta
Deal found 11/28$409
This Delta deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/122:38 pmSTL - FCA
2 stops9h 32mDelta
Tue 12/1612:11 pmFCA - STL
2 stops10h 18mDelta
Deal found 11/26$414
This United Airlines deal was found by Cheapflights users on 11/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:45 amORD - FCA
Nonstop3h 57mUnited Airlines
Tue 12/305:15 pmFCA - ORD
1 stop5h 44mUnited Airlines
Deal found 11/27$429
This United Airlines deal was found by Cheapflights users on 11/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/208:45 amORD - FCA
Nonstop3h 51mUnited Airlines
Tue 12/235:15 pmFCA - ORD
1 stop5h 44mUnited Airlines
Deal found 11/28$433
This Delta deal was found by Cheapflights users on 11/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:50 pmMDW - FCA
2 stops10h 31mDelta
Wed 12/175:00 amFCA - MDW
2 stops10h 34mDelta
Deal found 11/28$435
This Alaska Airlines deal was found by Cheapflights users on 11/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:51 pmORD - FCA
1 stop7h 07mAlaska Airlines
Wed 12/106:30 amFCA - ORD
1 stop7h 09mAlaska Airlines
Deal found 11/27$439
This Delta deal was found by Cheapflights users on 11/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/29:59 amMDW - FCA
2 stops8h 26mDelta
Tue 12/95:00 amFCA - MDW
2 stops10h 34mDelta
Deal found 11/27$490

Cheap flight deals from Illinois to Kalispell

Keep the following information in mind while searching for Illinois to Kalispell flight deals. Data was last updated November 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$216
(Kiwi.com)

One-way from

$127
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$457

Good round-trip deal

$371 or less
Provider with most accurate pricing for Chicago (CHI)-Kalispell Glacier Park flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Kalispell Glacier Park flights.
Search Deals
From Illinois to Kalispell Glacier Park
Search Deals
One-way flight from Illinois to Kalispell Glacier Park
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Kalispell Glacier Park.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Kalispell that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 29, 2025.
Use the filters below to find and compare flights from Illinois to Kalispell that are best for you.

Fly from

Illinois

Fly to

Kalispell

Route

Depart

Return

Price

ChicagoKalispell

MDW - FCA

MDWFCA

Chicago Midway

Thu 1/8

12:50 pm-10:26 am

1 stop22h 36m

Kalispell Glacier Park

Sun 1/11

9:06 pm-2:05 pm

2 stops15h 59m

$216

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Fri 12/12

4:37 pm-9:46 pm

1 stop6h 09m

Kalispell Glacier Park

Tue 12/16

2:37 pm-8:57 pm

1 stop5h 20m

$269

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Mon 1/19

8:50 am-2:25 pm

1 stop6h 35m

Kalispell Glacier Park

Tue 1/27

5:24 am-1:38 pm

1 stop7h 14m

$269

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Wed 1/28

3:35 pm-11:58 pm

1 stop9h 23m

Kalispell Glacier Park

Mon 2/2

7:46 pm-2:38 pm

1 stop17h 52m

$269

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Sat 2/7

6:00 pm-11:18 pm

1 stop6h 18m

Kalispell Glacier Park

Fri 2/13

5:00 am-12:19 pm

1 stop6h 19m

$269

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Sat 1/10

8:00 am-7:06 pm

1 stop12h 06m

Kalispell Glacier Park

Mon 1/12

7:46 pm-2:38 pm

1 stop17h 52m

$269

ChicagoKalispell

MDW - FCA

MDWFCA

Chicago Midway

Mon 1/26

9:50 am-2:25 pm

1 stop5h 35m

Kalispell Glacier Park

Tue 2/3

5:24 am-5:55 pm

2 stops11h 31m

$274

ChicagoKalispell

MDW - FCA

MDWFCA

Chicago Midway

Mon 2/2

9:53 am-2:25 pm

1 stop5h 32m

Kalispell Glacier Park

Tue 2/10

5:24 am-5:55 pm

2 stops11h 31m

$274

ChicagoKalispell

MDW - FCA

MDWFCA

Chicago Midway

Mon 1/26

9:50 am-2:25 pm

1 stop5h 35m

Kalispell Glacier Park

Wed 2/4

5:24 am-5:55 pm

2 stops11h 31m

$274

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Tue 2/3

11:15 am-10:52 pm

2 stops12h 37m

Kalispell Glacier Park

Fri 2/13

5:00 am-12:19 pm

1 stop6h 19m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/27

Showing 1-10 of 44 results
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Best time to book a flight from Illinois to Kalispell

Have a flexible travel schedule? Discover the best time to fly to Kalispell from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Kalispell

What is the cheapest month to book a flight from Illinois to Kalispell?

Currently, October is the cheapest month in which you can book a flight from Illinois to Kalispell (average of $217). Flying from Illinois to Kalispell in January is currently the most expensive (average of $340). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to FCA?

Find hourly flight availability from Illinois to Kalispell. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 29, 2025.

When flying from Illinois to Kalispell, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 14% versus a flight in the evening.

What is the cheapest day to fly from Illinois to Kalispell?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Kalispell. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Kalispell flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Kalispell. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kalispell from Illinois?

    Located just 8.4 mi from the city center, Kalispell Glacier Park (FCA) is the airport most travelers will use when flying to Kalispell from Illinois.

  • How long is the flight from Illinois to Kalispell?

    There are many flights that can get you from Illinois to Kalispell in 6h 09m. Fly via United Airlines, Delta, or Alaska Airlines to get the fastest option. There are 1358 mi between Illinois and Kalispell. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Kalispell?

    While some choose either Chicago Midway - Kalispell Glacier Park or Greater Peoria - Kalispell Glacier Park, Chicago O'Hare Intl - Kalispell Glacier Park is the most popular route from Illinois to Kalispell.

  • What are the most reliable airlines from Illinois to Kalispell?

    Consider United Airlines (83%), Envoy Air (70%) or American Airlines (69%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Kalispell.

  • What are the cheapest flights from Illinois to Kalispell?

    On average you can expect to pay $443 for a flight from Illinois to Kalispell. The cheapest flight overall is $290 while the most popular route, (Chicago O'Hare Intl - Kalispell Glacier Park) is currently priced at $216.

  • Can I find deals for flights from Illinois to Kalispell that include hotel bookings?

    Yes. In addition to deals on Illinois to Kalispell flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Kalispell?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Kalispell.

  • Can I find deals for business class flights from Illinois to Kalispell?

    Yes. Cheapflights offers flight deals from Illinois to Kalispell by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Kalispell?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Kalispell (average of $217). Flying from Illinois to Kalispell in January is currently the most expensive (average of $340). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
Columbia Falls
East Glacier Park

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Top 4 airlines flying from Illinois to Kalispell

Discover the top 4 airlines that operate flights from Illinois to Kalispell. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$358FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$549FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$289Average$653FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$426Average$539FlexibilityNo cancel feeOn-time75%

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