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$245+ Cheap flights from Kalispell to Boise (FCA - BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — BOI
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 diciembre 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/10. 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.
jue. 12/256:05 amFCA - BOI
1 stop9h 17mAlaska Airlines
lun. 12/293:45 pmBOI - FCA
1 stop8h 30mAlaska Airlines
Deal found 12/10$594
This Alaska Airlines deal was found by Cheapflights users on 12/9. 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.
sáb. 12/131:00 pmFCA - BOI
1 stop6h 46mAlaska Airlines
sáb. 1/36:08 amBOI - FCA
1 stop18h 07mAlaska Airlines
Deal found 12/9$599
This Alaska Airlines deal was found by Cheapflights users on 12/9. 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.
mar. 12/2312:58 pmFCA - BOI
1 stop4h 03mAlaska Airlines
jue. 12/253:45 pmBOI - FCA
1 stop3h 45mAlaska Airlines
Deal found 12/9$621
This Alaska Airlines deal was found by Cheapflights users on 12/10. 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.
sáb. 12/131:00 pmFCA - BOI
1 stop6h 46mAlaska Airlines
dom. 12/145:45 amBOI - FCA
1 stop7h 35mAlaska Airlines
Deal found 12/10$736
This Delta deal was found by Cheapflights users on 12/10. 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.
vie. 12/195:00 amFCA - BOI
1 stop5h 15mDelta
mar. 12/236:19 pmBOI - FCA
1 stop6h 28mDelta
Deal found 12/10$847

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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$245
(Alaska Airlines)

Popular in

September

Cheapest in

December

Average price

$258
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
Highest demand for flights based on searches. 21% potential increase in price ($103 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 diciembre 12, 2025.
Use the filters below to find and compare flights from Kalispell to Boise that are best for you.

Fly from

Kalispell

Fly to

Boise

Route

Depart

Return

Price

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

jue. 1/22

1:54 pm-11:59 pm

1 stop10h 05m

Boise Air Term. Gowen Fld

lun. 1/26

6:23 am-12:14 pm

1 stop5h 51m

$245

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

lun. 1/12

7:46 pm-11:59 pm

1 stop4h 13m

Boise Air Term. Gowen Fld

mié. 1/14

9:10 am-1:14 pm

1 stop4h 04m

$318

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

dom. 1/11

5:05 am-10:24 am

1 stop5h 19m

Boise Air Term. Gowen Fld

mar. 1/13

6:15 pm-10:52 pm

1 stop4h 37m

$325

KalispellBoise

FCA - BOI

FCABOI

Kalispell Glacier Park

dom. 1/11

7:46 pm-12:51 pm

1 stop17h 05m

Boise Air Term. Gowen Fld

mar. 1/13

6:23 am-1:14 pm

2 stops6h 51m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kalispell-Boise flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, May is the cheapest month in which you can book a flight from Kalispell to Boise (average of $158). Flying from Kalispell to Boise in February is currently the most expensive (average of $422). 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.

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 diciembre 12, 2025.
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
8.0
Very good
11,429 reviews

Boarding

8.1

Food

7.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,429 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Boarding

8.1

Food

7.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,429 reviews

Boarding

8.1

Food

7.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 10h 05m. 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 $119, 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 68% 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, May is the cheapest month in which you can book a flight from Kalispell to Boise (average of $158). Flying from Kalispell to Boise in February is currently the most expensive (average of $422). 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$254Average$406FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$282Average$321FlexibilityNo cancel feeOn-time75%

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