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$158+ Cheap flights from Kalispell (FCA) to Idaho

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — BOI
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Kalispell to Idaho

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

Round-trip from

$239
(Delta)

One-way from

$158
(Alaska Airlines)

Popular in

September

Cheapest in

June

Average price

$330
From Kalispell Glacier Park to Idaho
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One-way flight from Kalispell Glacier Park to Idaho
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Highest demand for flights based on searches. 20% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Kalispell to Idaho

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

This Delta deal was found by Cheapflights users on 7/28. 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.
Wed 8/205:20 amFCA - BOI
1 stop4h 25mDelta
Sat 8/236:00 pmBOI - FCA
1 stop5h 10mDelta
Deal found 7/28$239
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:02 pmFCA - BOI
1 stop3h 57mHawaiian Airlines
Sun 8/316:35 amBOI - FCA
1 stop5h 52mHawaiian Airlines
Deal found 7/28$290
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/278:02 pmFCA - BOI
2 stops11h 18mAlaska Airlines
Sun 8/316:35 amBOI - FCA
1 stop5h 52mAlaska Airlines
Deal found 7/28$332
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/215:15 pmFCA - BOI
2 stops20h 15mUnited Airlines
Sun 8/249:52 amBOI - FCA
2 stops27h 21mUnited Airlines
Deal found 7/27$606

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell to Idaho 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 July 29, 2025.
Use the filters below to find and compare flights from Kalispell to Idaho that are best for you.

Fly from

Kalispell

Fly to

Idaho

Route

Depart

Return

Price

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Wed 8/20

5:20 am-9:45 am

1 stop4h 25m

Boise Air Term. Gowen Fld

Sat 8/23

6:00 pm-11:10 pm

1 stop5h 10m

$239

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Wed 8/27

8:02 pm-11:59 pm

1 stop3h 57m

Boise Air Term. Gowen Fld

Sun 8/31

6:35 am-12:27 pm

1 stop5h 52m

$290

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Wed 8/27

8:02 pm-7:20 am

2 stops11h 18m

Boise Air Term. Gowen Fld

Sun 8/31

6:35 am-12:27 pm

1 stop5h 52m

$332

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Thu 8/21

5:15 pm-1:30 pm

2 stops20h 15m

Boise Air Term. Gowen Fld

Sun 8/24

9:52 am-1:13 pm

2 stops27h 21m

$606

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Fri 10/3

2:15 pm-11:09 am

1 stop20h 54m

$158

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Tue 8/26

5:20 am-9:45 am

1 stop4h 25m

$180

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Tue 8/26

2:30 pm-1:49 pm

3 stops23h 19m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Kalispell to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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 Idaho

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

Currently, October is the cheapest month in which you can book a flight from Kalispell to Idaho (average of $314). Flying from Kalispell to Idaho in June is currently the most expensive (average of $398). 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 ID?

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

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

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

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Kalispell to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

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

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

    One-way options have recently been found by users for as low as $158 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $180 and United Airlines from $437 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Kalispell to Idaho (average of $314). Flying from Kalispell to Idaho in June is currently the most expensive (average of $398). 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

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Alternative routes for Kalispell to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Kalispell to Idaho

Discover the top 2 airlines that operate flights from Kalispell to Idaho. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$153Average$406FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$300Average$389FlexibilityNo cancel feeOn-time75%

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