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Kalispell

$119+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FCA
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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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 January 14, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$252
(United Airlines)

One-way from

$119
(Alaska Airlines)

Popular in

April

Cheapest in

November

Average price

$450

Good round-trip deal

$434 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Chicago (CHI)-Kalispell Glacier Park flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Kalispell Glacier Park flights.
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From Illinois to Kalispell Glacier Park
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One-way flight from Illinois to Kalispell Glacier Park
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Highest demand for flights based on searches. 15% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Illinois to Kalispell Glacier Park.
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Price to beat on a one-way flight from Illinois to Kalispell Glacier Park.
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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 January 14, 2026.

This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:40 am
ORD
-
FCA
Nonstop3h 48m
American Airlines
Sat 10/311:24 pm
FCA
-
ORD
Nonstop3h 36m
American Airlines
Deal found 1/12$249
This United Airlines deal was found by Cheapflights users on 1/13. 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.
Mon 4/202:40 pm
STL
-
FCA
1 stop7h 47m
United Airlines
Sat 4/256:00 am
FCA
-
STL
1 stop6h 08m
United Airlines
Deal found 1/13$252
This Alaska Airlines deal was found by Cheapflights users on 1/12. 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.
Tue 4/146:00 am
ORD
-
FCA
1 stop7h 12m
Alaska Airlines
Wed 4/151:52 pm
FCA
-
ORD
1 stop9h 07m
Alaska Airlines
Deal found 1/12$253
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/283:46 pm
STL
-
FCA
2 stops29h 30m
Multiple Airlines
Sun 2/19:06 pm
FCA
-
STL
1 stop22h 44m
Multiple Airlines
Deal found 1/12$255
This Orbitz deal was found by Cheapflights users on 1/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/94:20 pm
STL
-
FCA
1 stop8h 27m
Alaska Airlines
Mon 4/131:52 pm
FCA
-
STL
1 stop9h 07m
Alaska Airlines
Deal found 1/13$257
This Delta deal was found by Cheapflights users on 1/13. 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 4/176:45 pm
STL
-
FCA
1 stop5h 52m
Delta
Tue 4/215:05 am
FCA
-
STL
1 stop7h 20m
Delta
Deal found 1/13$263
This Expedia deal was found by Cheapflights users on 1/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/232:47 pm
STL
-
FCA
1 stop10h 10m
Alaska Airlines
Thu 2/267:53 pm
FCA
-
STL
1 stop16h 58m
Alaska Airlines
Deal found 1/13$267
This Alaska Airlines deal was found by Cheapflights users on 1/12. 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 5/236:20 pm
STL
-
FCA
1 stop23h 37m
Alaska Airlines
Thu 5/2811:12 am
FCA
-
STL
1 stop6h 48m
Alaska Airlines
Deal found 1/12$268
This Alaska Airlines deal was found by Cheapflights users on 1/12. 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.
Tue 8/185:39 pm
ORD
-
FCA
1 stop7h 20m
Alaska Airlines
Tue 9/18:00 pm
FCA
-
ORD
1 stop10h 00m
Alaska Airlines
Deal found 1/12$269
This Kiwi.com deal was found by Cheapflights users on 1/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:41 pm
STL
-
FCA
1 stop23h 16m
Multiple Airlines
Sun 3/15:44 pm
FCA
-
STL
1 stop26h 29m
Multiple Airlines
Deal found 1/13$271
This Delta deal was found by Cheapflights users on 1/13. 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.
Thu 4/96:29 am
STL
-
FCA
1 stop7h 59m
Delta
Mon 4/135:05 am
FCA
-
STL
2 stops8h 33m
Delta
Deal found 1/13$272
This American Airlines deal was found by Cheapflights users on 1/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/119:45 am
ORD
-
FCA
Nonstop3h 45m
American Airlines
Thu 6/184:48 pm
FCA
-
ORD
Nonstop3h 42m
American Airlines
Deal found 1/12$279

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 January 14, 2026.
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

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Thu 4/9

4:20 pm-11:47 pm

1 stop8h 27m

Kalispell Glacier Park

Mon 4/13

1:52 pm-11:59 pm

1 stop9h 07m

$257

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Sat 2/21

6:41 pm-4:57 pm

1 stop23h 16m

Kalispell Glacier Park

Sun 3/1

5:44 pm-9:13 pm

1 stop26h 29m

$271

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Thu 4/9

6:29 am-1:28 pm

1 stop7h 59m

Kalispell Glacier Park

Mon 4/13

5:05 am-2:38 pm

2 stops8h 33m

$272

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Sat 2/28

5:29 pm-11:57 pm

1 stop7h 28m

Kalispell Glacier Park

Tue 3/3

7:53 pm-11:56 pm

1 stop27h 03m

$316

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Thu 3/5

5:29 pm-7:13 pm

1 stop26h 44m

Kalispell Glacier Park

Tue 3/10

7:53 pm-2:11 pm

1 stop17h 18m

$326

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Fri 1/30

2:06 pm-1:14 pm

1 stop24h 08m

Kalispell Glacier Park

Fri 2/6

7:46 pm-2:38 pm

1 stop17h 52m

$339

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Sat 2/28

2:40 pm-10:12 pm

1 stop8h 32m

Kalispell Glacier Park

Sat 3/7

2:41 pm-10:55 pm

1 stop7h 14m

$347

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Sat 2/28

6:41 pm-4:54 pm

1 stop23h 13m

Kalispell Glacier Park

Sun 3/8

5:44 pm-11:19 am

1 stop16h 35m

$352

ChicagoKalispell

ORD - FCA

ORDFCA

Chicago O'Hare Intl

Thu 2/26

7:00 am-11:57 pm

1 stop17h 57m

Kalispell Glacier Park

Mon 3/2

7:53 pm-2:11 pm

1 stop17h 18m

$361

St. LouisKalispell

STL - FCA

STLFCA

Lambert-St Louis

Mon 2/23

2:47 pm-11:57 pm

1 stop10h 10m

Kalispell Glacier Park

Tue 2/24

7:53 pm-8:55 am

2 stops12h 02m

$362

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 60 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 $214). Flying from Illinois to Kalispell in February is currently the most expensive (average of $371). 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 January 14, 2026.

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 24% versus a flight in the afternoon.

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 7h 59m. Fly via Alaska Airlines, Delta, or United 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 cheapest airlines to fly from Illinois to Kalispell one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $120. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Illinois to Kalispell for a low price.

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

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

  • What are the cheapest flights from Illinois to Kalispell?

    On average you can expect to pay $391 for a flight from Illinois to Kalispell. The cheapest flight overall is $249 while the most popular route, (Chicago O'Hare Intl - Kalispell Glacier Park) is currently priced at $269.

  • 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 $214). Flying from Illinois to Kalispell in February is currently the most expensive (average of $371). 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$367FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$538FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$269Average$651FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$426Average$567FlexibilityNo cancel feeOn-time75%

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