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$122+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — ORD
abr. 20 — abr. 271
dom. 4/20
dom. 4/27
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 abril 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Delta)

One-way from

$122
(Hawaiian Airlines)

Popular in

February

Cheapest in

January

Average price

$413

Good round-trip deal

$533 or less

Good one-way deal

$240 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. 17% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 abril 15, 2025.

This Delta deal was found by Cheapflights users on 4/15. 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.
jue. 6/125:30 amFCA - ORD
1 stop5h 22mDelta
lun. 6/165:39 pmORD - FCA
1 stop7h 15mDelta
Deal found 4/15$245
This American Airlines deal was found by Cheapflights users on 4/14. 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.
mié. 8/64:53 pmFCA - ORD
Nonstop3h 24mAmerican Airlines
mié. 8/131:31 pmORD - FCA
Nonstop3h 40mAmerican Airlines
Deal found 4/14$267
This Delta deal was found by Cheapflights users on 4/14. 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.
mié. 6/45:25 amFCA - MDW
2 stops11h 20mDelta
sáb. 6/79:20 amMDW - FCA
1 stop4h 58mDelta
Deal found 4/14$292
This Delta deal was found by Cheapflights users on 4/14. 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.
sáb. 5/315:25 amFCA - STL
1 stop7h 09mDelta
mar. 6/37:19 pmSTL - FCA
1 stop6h 11mDelta
Deal found 4/14$305
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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.
vie. 5/92:15 pmFCA - ORD
1 stop8h 44mAlaska Airlines
mié. 5/146:00 amORD - FCA
1 stop10h 30mAlaska Airlines
Deal found 4/14$321
This American Airlines deal was found by Cheapflights users on 4/15. 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.
mié. 10/151:16 pmFCA - STL
1 stop5h 45mAmerican Airlines
sáb. 10/187:44 amSTL - FCA
1 stop5h 51mAmerican Airlines
Deal found 4/15$372
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/1110:25 amFCA - ORD
1 stop7h 46mMultiple Airlines
jue. 8/147:00 pmORD - FCA
2 stops24h 37mMultiple Airlines
Deal found 4/15$386
This Sun Country Air deal was found by Cheapflights users on 4/15. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/2810:53 amFCA - ORD
1 stop8h 46mSun Country Air
dom. 7/66:15 pmORD - FCA
1 stop17h 14mSun Country Air
Deal found 4/15$388
This United deal was found by Cheapflights users on 4/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/1712:41 pmFCA - ORD
Nonstop3h 29mUnited Airlines
mar. 10/218:45 amORD - FCA
Nonstop3h 50mUnited Airlines
Deal found 4/14$389
This Hawaiian Airlines deal was found by Cheapflights users on 4/13. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/116:33 amFCA - ORD
1 stop9h 27mHawaiian Airlines
jue. 5/1510:00 amORD - FCA
1 stop6h 39mHawaiian Airlines
Deal found 4/13$393
This American Airlines deal was found by Cheapflights users on 4/15. 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.
vie. 6/274:52 pmFCA - MLI
1 stop5h 50mAmerican Airlines
lun. 6/3011:24 amMLI - FCA
1 stop5h 45mAmerican Airlines
Deal found 4/15$475
This United Airlines deal was found by Cheapflights users on 4/15. 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.
mié. 10/156:30 amFCA - STL
2 stops8h 08mUnited Airlines
sáb. 10/1811:15 amSTL - FCA
2 stops11h 25mUnited Airlines
Deal found 4/15$476

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 abril 15, 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

jue. 6/12

5:30 am-11:52 am

1 stop5h 22m

Chicago O'Hare Intl

lun. 6/16

5:39 pm-11:54 pm

1 stop7h 15m

$245

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

mié. 8/6

4:53 pm-9:17 pm

Nonstop3h 24m

Chicago O'Hare Intl

mié. 8/13

1:31 pm-4:11 pm

Nonstop3h 40m

$267

KalispellChicago

FCA - MDW

FCAMDW

Kalispell Glacier Park

mié. 6/4

5:25 am-5:45 pm

2 stops11h 20m

Chicago Midway

sáb. 6/7

9:20 am-1:18 pm

1 stop4h 58m

$292

KalispellSt. Louis

FCA - STL

FCASTL

Kalispell Glacier Park

sáb. 5/31

5:25 am-1:34 pm

1 stop7h 09m

Lambert-St Louis

mar. 6/3

7:19 pm-12:30 am

1 stop6h 11m

$305

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

vie. 5/9

2:15 pm-11:59 pm

1 stop8h 44m

Chicago O'Hare Intl

mié. 5/14

6:00 am-3:30 pm

1 stop10h 30m

$321

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

lun. 8/11

10:25 am-7:11 pm

1 stop7h 46m

Chicago O'Hare Intl

jue. 8/14

7:00 pm-6:37 pm

2 stops24h 37m

$386

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

sáb. 6/28

10:53 am-8:39 pm

1 stop8h 46m

Chicago O'Hare Intl

dom. 7/6

6:15 pm-10:29 am

1 stop17h 14m

$388

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

dom. 5/11

6:33 am-5:00 pm

1 stop9h 27m

Chicago O'Hare Intl

jue. 5/15

10:00 am-3:39 pm

1 stop6h 39m

$393

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

mié. 8/6

5:14 pm-12:30 am

1 stop6h 16m

Chicago O'Hare Intl

mié. 8/13

9:05 am-9:30 pm

2 stops13h 25m

$425

KalispellMoline

FCA - MLI

FCAMLI

Kalispell Glacier Park

vie. 6/27

4:52 pm-11:42 pm

1 stop5h 50m

Moline Quad-City

lun. 6/30

11:24 am-4:09 pm

1 stop5h 45m

$475

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 29 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 $245). Flying from Kalispell to Illinois in March is currently the most expensive (average of $321). 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 abril 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kalispell to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 abril 15, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Kalispell to Illinois to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,876 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,374 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,876 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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.

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

    $122 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on Delta and American Airlines, with prices starting from $123 and $138, 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 cheapest flights from Kalispell to Illinois?

    Looking at all options, your cheapest flight can be booked for $189. While the most popular route (Kalispell Glacier Park - Chicago O'Hare Intl) can be booked for $245 on average our data indicates $430 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 $245). Flying from Kalispell to Illinois in March is currently the most expensive (average of $321). 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 abril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$297Average$346FlexibilityNo cancel feeOn-time71%
DeltaCheapest$328Average$418FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$369Average$468FlexibilityNo cancel feeOn-time69%

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