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$85+ Cheap flights from Kalispell (FCA) to Illinois

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — ORD
déc. 13 — déc. 201
sam. 12/13
sam. 12/20
1 adult, Economy
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Cheap flight deals from Kalispell to Illinois

Keep the following information in mind while searching for Kalispell to Illinois flight deals. Data was last updated novembre 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Delta)

One-way from

$85
(Kiwi.com)

Popular in

February

Cheapest in

October

Good round-trip deal

$396 or less

Good one-way deal

$289 or less
Provider with most accurate pricing for Kalispell Glacier Park-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-Chicago (CHI) flights.
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From Kalispell Glacier Park to Illinois
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One-way flight from Kalispell Glacier Park to Illinois
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Highest demand for flights based on searches. 27% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Price to beat on a round-trip flight from Kalispell Glacier Park to Illinois.
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Price to beat on a one-way flight from Kalispell Glacier Park to Illinois.
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Find flight deals from Kalispell to Illinois

Cheapest flights from Kalispell to Illinois
Explore the most affordable flight options available from Kalispell to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembre 13, 2025.

This United Airlines deal was found by Cheapflights users on 11/13. 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.
mar. 12/235:15 pmFCA - ORD
1 stop5h 44mUnited Airlines
jeu. 1/18:45 amORD - FCA
Nonstop3h 57mUnited Airlines
Deal found 11/13$300
This Delta deal was found by Cheapflights users on 11/13. 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.
dim. 12/2111:58 amFCA - ORD
1 stop8h 36mDelta
ven. 1/27:05 pmORD - FCA
1 stop6h 42mDelta
Deal found 11/13$304
This Delta deal was found by Cheapflights users on 11/13. 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.
mer. 12/241:45 pmFCA - ORD
1 stop6h 51mDelta
ven. 1/27:05 pmORD - FCA
1 stop6h 42mDelta
Deal found 11/13$324
This Delta deal was found by Cheapflights users on 11/13. 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.
jeu. 12/255:20 amFCA - ORD
2 stops9h 01mDelta
ven. 1/27:05 pmORD - FCA
1 stop6h 42mDelta
Deal found 11/13$329
This Delta deal was found by Cheapflights users on 11/13. 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.
dim. 12/2111:58 amFCA - ORD
1 stop8h 36mDelta
sam. 1/36:35 amORD - FCA
1 stop7h 25mDelta
Deal found 11/13$354
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/223:32 pmFCA - STL
1 stop6h 50mDelta
dim. 11/236:34 amSTL - FCA
1 stop5h 52mDelta
Deal found 11/12$359
This United Airlines deal was found by Cheapflights users on 11/13. 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.
mer. 12/2412:38 pmFCA - ORD
Nonstop3h 32mUnited Airlines
jeu. 1/18:45 amORD - FCA
Nonstop3h 57mUnited Airlines
Deal found 11/13$370
This Delta deal was found by Cheapflights users on 11/13. 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.
mer. 12/241:45 pmFCA - ORD
1 stop6h 51mDelta
sam. 1/36:35 amORD - FCA
1 stop7h 25mDelta
Deal found 11/13$374
This Delta deal was found by Cheapflights users on 11/13. 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.
jeu. 12/255:20 amFCA - ORD
2 stops9h 01mDelta
sam. 1/36:35 amORD - FCA
1 stop7h 25mDelta
Deal found 11/13$379
This Delta deal was found by Cheapflights users on 11/13. 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.
jeu. 12/255:20 amFCA - MDW
2 stops11h 06mDelta
jeu. 1/19:29 amMDW - FCA
2 stops14h 52mDelta
Deal found 11/13$457
This Delta deal was found by Cheapflights users on 11/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 11/132:51 pmFCA - STL
1 stop7h 32mDelta
dim. 11/166:34 amSTL - FCA
1 stop5h 52mDelta
Deal found 11/12$479
This Delta deal was found by Cheapflights users on 11/13. 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.
jeu. 12/255:20 amFCA - MDW
2 stops10h 59mDelta
mer. 12/315:59 pmMDW - FCA
1 stop20h 01mDelta
Deal found 11/13$487

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell to Illinois 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 novembre 13, 2025.
Use the filters below to find and compare flights from Kalispell to Illinois that are best for you.

Fly from

Kalispell

Fly to

Illinois

Route

Depart

Return

Price

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

mar. 4/14

5:25 am-12:21 pm

1 stop5h 56m

Chicago O'Hare Intl

sam. 4/18

9:30 am-1:45 pm

1 stop5h 15m

$229

KalispellChicago

FCA - MDW

FCAMDW

Kalispell Glacier Park

mar. 4/14

6:12 pm-9:51 am

2 stops14h 39m

Chicago Midway

sam. 4/18

9:20 am-1:45 pm

1 stop5h 25m

$234

KalispellSt. Louis

FCA - STL

FCASTL

Kalispell Glacier Park

mer. 4/15

3:00 pm-11:01 pm

1 stop7h 01m

Lambert-St Louis

sam. 4/18

6:30 am-1:45 pm

1 stop8h 15m

$257

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

mar. 12/23

12:38 pm-5:10 pm

Nonstop3h 32m

Chicago O'Hare Intl

jeu. 1/1

8:45 am-11:42 am

Nonstop3h 57m

$349

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

dim. 12/21

11:58 am-9:34 pm

1 stop8h 36m

Chicago O'Hare Intl

sam. 1/3

6:35 am-1:00 pm

1 stop7h 25m

$354

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

dim. 12/21

12:38 pm-5:10 pm

Nonstop3h 32m

Chicago O'Hare Intl

jeu. 1/1

8:45 am-11:42 am

Nonstop3h 57m

$389

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

ven. 12/12

2:37 pm-9:08 pm

1 stop5h 31m

Chicago O'Hare Intl

lun. 12/15

7:10 am-1:35 pm

1 stop7h 25m

$412

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

dim. 12/21

11:58 am-9:34 pm

1 stop8h 36m

Chicago O'Hare Intl

mer. 12/31

4:01 pm-11:21 pm

2 stops8h 20m

$413

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

dim. 12/21

11:58 am-9:34 pm

1 stop8h 36m

Chicago O'Hare Intl

jeu. 1/1

6:00 am-11:21 pm

2 stops18h 21m

$417

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

mer. 12/24

12:38 pm-5:10 pm

Nonstop3h 32m

Chicago O'Hare Intl

sam. 1/3

1:48 pm-9:59 pm

1 stop9h 11m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 38 results
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Best time to book a flight from Kalispell to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Kalispell 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 Kalispell to Illinois

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

Currently, August is the cheapest month in which you can book a flight from Kalispell to Illinois (average of $191). Flying from Kalispell to Illinois in February is currently the most expensive (average of $328). 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 FCA to IL?

Find hourly flight availability from Kalispell to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated novembre 13, 2025.

One of the essential ways to save on airfare from Kalispell to Illinois is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 54% on airfare.

How much does it cost to fly round-trip from Kalispell to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated novembre 13, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Kalispell to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,017 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Overall

7.9

Entertainment

7.9

Boarding

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Illinois. 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 from for flights from Kalispell to Illinois?

    Kalispell Glacier Park (FCA), located 8.4 mi from the city center, is the airport you fly out of when you book flights from Kalispell to Illinois.

  • How long is the flight from Kalispell to Illinois?

    Airlines like Delta, United Airlines, and Alaska Airlines fly from Kalispell to Illinois in about 3h 32m. The time it takes to get you to your destination can typically vary by up to 6h 23m. The distance between Kalispell and Illinois is about 1348 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kalispell to Illinois one-way?

    $114 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $220 and $265, respectively.

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

    The most popular flight routes from Kalispell to Illinois are Kalispell Glacier Park - Chicago O'Hare Intl, Kalispell Glacier Park - Chicago Midway and Kalispell Glacier Park - Lambert-St Louis.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Kalispell to Illinois on time: Qatar Airways (79%), Envoy Air (73%), United Airlines (73%).

  • What are the cheapest flights from Kalispell to Illinois?

    Looking at all options, your cheapest flight can be booked for $250. While the most popular route (Kalispell Glacier Park - Chicago O'Hare Intl) can be booked for $229 on average, our data indicates $453 when flying from Kalispell to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kalispell to Illinois 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 Kalispell to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Kalispell to Illinois (average of $191). Flying from Kalispell to Illinois in February is currently the most expensive (average of $328). 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.

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Alternative routes for Kalispell to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Kalispell to Illinois

Discover the top 3 airlines that operate flights from Kalispell to Illinois. 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 novembre 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$191Average$346FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$309Average$479FlexibilityNo cancel feeOn-time69%
DeltaCheapest$328Average$436FlexibilityNo cancel feeOn-timeN/A

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