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$123+ 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — ORD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$305
(Delta)

One-way from

$123
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$476

Good round-trip deal

$533 or less

Good one-way deal

$319 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. 13% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This Delta deal was found by Cheapflights users on 2/19. 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.
Wed 3/265:25 amFCA - ORD
1 stop6h 19mDelta
Wed 4/96:15 amORD - FCA
1 stop7h 39mDelta
Deal found 2/19$305
This Delta deal was found by Cheapflights users on 2/19. 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 4/105:25 amFCA - MDW
2 stops11h 37mDelta
Tue 4/159:20 amMDW - FCA
2 stops8h 47mDelta
Deal found 2/19$382
This American Airlines deal was found by Cheapflights users on 2/19. 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 7/31:18 pmFCA - ORD
Nonstop3h 27mAmerican Airlines
Tue 7/89:45 amORD - FCA
Nonstop3h 53mAmerican Airlines
Deal found 2/19$388
This United deal was found by Cheapflights users on 2/19. 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.
Thu 7/312:40 pmFCA - ORD
Nonstop3h 29mUnited Airlines
Mon 7/75:00 amORD - FCA
1 stop6h 03mUnited Airlines
Deal found 2/19$399
This Mytrip deal was found by Cheapflights users on 2/19. 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.
Sun 3/239:32 pmFCA - ORD
1 stop8h 10mMultiple Airlines
Sun 3/308:00 amORD - FCA
1 stop13h 42mMultiple Airlines
Deal found 2/19$408
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 3/76:59 pmFCA - ORD
1 stop17h 05mAlaska Airlines
Sun 3/94:05 pmORD - FCA
1 stop27h 14mAlaska Airlines
Deal found 2/19$414
This Hawaiian Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 6/44:19 pmFCA - ORD
1 stop6h 37mHawaiian Airlines
Sat 6/77:00 amORD - FCA
1 stop7h 00mHawaiian Airlines
Deal found 2/19$461
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/52:35 pmFCA - STL
1 stop5h 09mUnited Airlines
Fri 3/77:00 amSTL - FCA
1 stop31h 05mUnited Airlines
Deal found 2/19$728

Find flights from Kalispell to Illinois within your budget

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 February 20, 2025.

Fly from

Kalispell

Fly to

Illinois

Route

Depart

Return

Price

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Wed 3/26

5:25 am-12:44 pm

1 stop6h 19m

Chicago O'Hare Intl

Wed 4/9

6:15 am-12:54 pm

1 stop7h 39m

$305

KalispellChicago

FCA - MDW

FCAMDW

Kalispell Glacier Park

Thu 4/10

5:25 am-6:02 pm

2 stops11h 37m

Chicago Midway

Tue 4/15

9:20 am-5:07 pm

2 stops8h 47m

$382

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Thu 7/3

1:18 pm-5:45 pm

Nonstop3h 27m

Chicago O'Hare Intl

Tue 7/8

9:45 am-12:38 pm

Nonstop3h 53m

$388

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Thu 7/3

12:40 pm-5:09 pm

Nonstop3h 29m

Chicago O'Hare Intl

Mon 7/7

5:00 am-10:03 am

1 stop6h 03m

$399

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Sun 3/23

9:32 pm-6:42 am

1 stop8h 10m

Chicago O'Hare Intl

Sun 3/30

8:00 am-8:42 pm

1 stop13h 42m

$408

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Fri 3/7

6:59 pm-1:04 pm

1 stop17h 05m

Chicago O'Hare Intl

Sun 3/9

4:05 pm-6:19 pm

1 stop27h 14m

$414

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Wed 6/4

4:19 pm-11:56 pm

1 stop6h 37m

Chicago O'Hare Intl

Sat 6/7

7:00 am-1:00 pm

1 stop7h 00m

$461

KalispellSt. Louis

FCA - STL

FCASTL

Kalispell Glacier Park

Wed 3/5

2:35 pm-8:44 pm

1 stop5h 09m

Lambert-St Louis

Fri 3/7

7:00 am-1:05 pm

1 stop31h 05m

$728

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Sun 3/16

9:32 pm-6:42 am

1 stop8h 10m

$123

KalispellChicago

FCA - ORD

FCAORD

Kalispell Glacier Park

Tue 4/22

2:15 pm-11:59 pm

1 stop8h 44m

$152

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 19 results
1
2

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.

Travel insights for flights from Kalispell to Illinois

Get recent, data-driven insights about flights from Kalispell to Illinois including ideal travel times, pricing trends, and more.

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 February 20, 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 February 20, 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
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,691 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,227 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines
7.9
Good
2,317 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,771 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    $152 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 Delta and Sun Country Air, with prices starting from $153 and $188, 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 - Greater Peoria.

  • What are the cheapest flights from Kalispell to Illinois?

    Looking at all options, your cheapest flight can be booked for $233. While the most popular route (Kalispell Glacier Park - Chicago O'Hare Intl) can be booked for $227 on average our data indicates $614 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

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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$297Average$379FlexibilityNo cancel feeOn-time71%
DeltaCheapest$328Average$418FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$369Average$474FlexibilityNo cancel feeOn-time69%
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