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$241+ Cheap flights from Kalispell to Boise (FCA - BOI)

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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — BOI
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
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Cheap flight deals from Kalispell to Boise

Cheapest flights from Kalispell to Boise
Explore the most affordable flight options available from Kalispell to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.

This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 5/235:40 pm
FCA
-
BOI
1 stop4h 44m
Alaska Airlines
Wed 5/276:07 pm
BOI
-
FCA
1 stop5h 51m
Alaska Airlines
Deal found 4/23$335
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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 5/155:40 pm
FCA
-
BOI
1 stop6h 18m
Alaska Airlines
Tue 5/196:35 am
BOI
-
FCA
1 stop4h 16m
Alaska Airlines
Deal found 4/20$345
This Alaska Airlines deal was found by Cheapflights users on 4/19. 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.
Thu 5/286:15 am
FCA
-
BOI
1 stop6h 47m
Alaska Airlines
Sun 5/316:07 pm
BOI
-
FCA
1 stop5h 51m
Alaska Airlines
Deal found 4/19$387
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/2011:33 am
FCA
-
BOI
1 stop6h 41m
Alaska Airlines
Sat 5/236:35 am
BOI
-
FCA
1 stop4h 16m
Alaska Airlines
Deal found 4/21$400

Find flight deals from Kalispell to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$335
(Alaska Airlines)

One-way from

$241
(Delta)

Popular in

December

Cheapest in

April

Average price

$132
Provider with most accurate pricing for Kalispell Glacier Park-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-Boise Air Term. Gowen Fld flights.
Search Deals
From Kalispell Glacier Park to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Kalispell Glacier Park to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($214 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 15% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell to Boise 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 April 24, 2026.
Use the filters below to find and compare flights from Kalispell to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Sat 5/23

5:40 pm-10:24 pm

1 stop4h 44m

Boise Air Term. Gowen Fld

Wed 5/27

6:07 pm-11:58 pm

1 stop5h 51m

$335

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Fri 5/15

5:40 pm-11:58 pm

1 stop6h 18m

Boise Air Term. Gowen Fld

Tue 5/19

4:19 pm-11:58 pm

1 stop7h 39m

$345

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Thu 5/28

6:15 am-1:02 pm

1 stop6h 47m

Boise Air Term. Gowen Fld

Sun 5/31

6:35 am-10:51 am

1 stop4h 16m

$387

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Wed 5/20

11:33 am-6:14 pm

1 stop6h 41m

Boise Air Term. Gowen Fld

Sat 5/23

6:35 am-10:51 am

1 stop4h 16m

$400
Cheapest one-way
Quickest one-way

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Sat 6/27

5:19 am-9:32 am

1 stop4h 13m

$241

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Sat 6/27

10:48 am-12:30 pm

2 stops25h 42m

$293

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Mon 8/3

6:33 am-12:26 pm

1 stop5h 53m

$297

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Mon 8/3

12:22 pm-5:51 pm

1 stop5h 29m

$308

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Sat 7/11

12:22 pm-7:00 pm

1 stop6h 38m

$308

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

Sat 5/2

6:35 am-12:35 pm

1 stop6h 00m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Sorted by cheapest first

Compare providers for flights from Kalispell to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to Boise in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kalispell-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalispell-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kalispell-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kalispell to Boise

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

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

Currently, April is the cheapest month in which you can book a flight from Kalispell to Boise (average of $132). Flying from Kalispell to Boise in December is currently the most expensive (average of $1,243). 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.

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

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated April 24, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and Delta from Kalispell to Boise to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,282 reviews

Crew

8.5

Entertainment

7.0

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,282 reviews
Alaska Airlines
7.9
Good
12,282 reviews

Crew

8.5

Entertainment

7.0

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,452 reviews
Alaska Airlines
7.9
Good
12,282 reviews

Crew

8.5

Entertainment

7.0

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kalispell to Boise?

    Alaska Airlines can get you from Kalispell to Boise in just under 4h 44m. Your travel time can differ by up to . There are 341 mi between Kalispell and Boise.

  • What are the cheapest airlines flying from Kalispell to Boise round-trip?

    Delta, at $132, was found to be the cheapest airline from Kalispell to Boise. An alternate airline flying to your destination would be Alaska Airlines. These flights start at 73% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Kalispell to Boise (average of $132). Flying from Kalispell to Boise in December is currently the most expensive (average of $1,243). 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 Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 2 airlines flying from Kalispell to Boise

Discover the top 2 airlines that operate flights from Kalispell to Boise. 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 April 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$132Average$286FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$264Average$321FlexibilityNo cancel feeOn-time75%

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