$219+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — BOI
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from Kalispell to Boise with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kalispell to Boise
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Best
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One-way
Cheapest flights from Kalispell to BoiseExplore 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 June 4, 2026.
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 June 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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 10/242:03 pm
FCA
- BOI
1 stop4h 14m
Alaska Airlines
Tue 10/274:19 pm
BOI
- FCA
1 stop6h 40m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 10/282:03 pm
FCA
- BOI
1 stop4h 14m
Alaska Airlines
Sun 11/11:51 pm
BOI
- FCA
1 stop4h 03m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 6/166:10 pm
FCA
- BOI
1 stop5h 59m
Delta
Sat 6/201:11 pm
BOI
- FCA
1 stop4h 19m
Delta
Deal found 6/1![Delta logo]()
$607
This Alaska Airlines deal was found by Cheapflights users on 5/31. 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 12/2312:51 pm
FCA
- BOI
1 stop5h 20m
Alaska Airlines
Sun 12/277:12 pm
BOI
- FCA
1 stop17h 02m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$646
This Delta deal was found by Cheapflights users on 6/2. 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.
Sun 8/95:15 am
FCA
- BOI
1 stop4h 33m
Delta
Wed 8/126:00 am
BOI
- FCA
1 stop5h 09m
Delta
Deal found 6/2![Delta logo]()
$687
This Travelocity deal was found by Cheapflights users on 6/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/184:34 pm
FCA
- BOI
1 stop7h 30m
Alaska Airlines
Mon 6/228:47 pm
BOI
- FCA
1 stop14h 01m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$695
Best flights from Kalispell to BoiseDiscover carefully curated flight deals from Kalispell to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from Kalispell to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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 10/242:03 pm
FCA
- BOI
1 stop4h 14m
Alaska Airlines
Tue 10/274:19 pm
BOI
- FCA
1 stop6h 40m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 6/166:10 pm
FCA
- BOI
1 stop5h 59m
Delta
Sat 6/201:11 pm
BOI
- FCA
1 stop4h 19m
Delta
Deal found 6/1![Delta logo]()
$607
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 10/281:03 pm
FCA
- BOI
2 stops8h 58m
Alaska Airlines
Sun 11/16:33 am
BOI
- FCA
1 stop5h 47m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 6/151:10 pm
FCA
- BOI
1 stop4h 06m
Alaska Airlines
Fri 6/196:13 pm
BOI
- FCA
1 stop5h 46m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$737
This Alaska Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 6/161:10 pm
FCA
- BOI
1 stop6h 38m
Alaska Airlines
Fri 6/194:27 pm
BOI
- FCA
1 stop18h 21m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$745
This Alaska Airlines deal was found by Cheapflights users on 6/2. 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 7/24:34 pm
FCA
- BOI
2 stops29h 33m
Alaska Airlines
Thu 7/94:27 pm
BOI
- FCA
2 stops20h 03m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$749
Last-minute flights from Kalispell to BoiseDiscover last-minute flight deals from Kalispell to Boise. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Kalispell to Boise. Data last updated June 4, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 6/151:10 pm
FCA
- BOI
1 stop4h 06m
Alaska Airlines
Fri 6/196:13 pm
BOI
- FCA
1 stop5h 46m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$737
This Delta deal was found by Cheapflights users on 6/1. 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.
Tue 6/166:10 pm
FCA
- BOI
1 stop5h 59m
Delta
Sat 6/201:11 pm
BOI
- FCA
1 stop4h 19m
Delta
Deal found 6/1![Delta logo]()
$607
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 6/164:34 pm
FCA
- BOI
2 stops28h 09m
Alaska Airlines
Sat 6/206:23 am
BOI
- FCA
1 stop4h 25m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$741
This Alaska Airlines deal was found by Cheapflights users on 6/2. 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.
Tue 6/161:10 pm
FCA
- BOI
1 stop6h 38m
Alaska Airlines
Fri 6/194:27 pm
BOI
- FCA
1 stop18h 21m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$745
This Expedia deal was found by Cheapflights users on 6/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/171:10 pm
FCA
- BOI
1 stop4h 06m
Alaska Airlines
Fri 6/196:13 pm
BOI
- FCA
1 stop5h 46m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$702
This Travelocity deal was found by Cheapflights users on 6/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/184:34 pm
FCA
- BOI
1 stop7h 30m
Alaska Airlines
Mon 6/228:47 pm
BOI
- FCA
1 stop14h 01m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$695
This Alaska Airlines deal was found by Cheapflights users on 6/2. 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 7/24:34 pm
FCA
- BOI
1 stop25h 37m
Alaska Airlines
Thu 7/97:57 am
BOI
- FCA
1 stop28h 33m
Alaska Airlines
Deal found 6/2![Alaska Airlines logo]()
$723
One-way flights from Kalispell to BoiseSearch for one-way flight options from Kalispell to Boise. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from Kalispell to Boise. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Delta deal was found by Cheapflights users on 6/3. 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.
Sun 10/45:20 am
FCA
- BOI
1 stop4h 41m
Delta
Deal found 6/3![Delta logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:00 am
FCA
- BOI
1 stop30h 00m
Sun Country Air
Deal found 6/1![Sun Country Air logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1210:17 am
FCA
- BOI
1 stop6h 43m
Sun Country Air
Deal found 6/1![Sun Country Air logo]()
$250
This Delta deal was found by Cheapflights users on 6/2. 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.
Sat 6/276:10 pm
FCA
- BOI
1 stop4h 35m
Delta
Deal found 6/2![Delta logo]()
$280
This Alaska Airlines deal was found by Cheapflights users on 6/3. 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 6/2711:28 am
FCA
- BOI
2 stops9h 15m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$313
This Booking.com deal was found by Cheapflights users on 6/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:45 pm
FCA
- BOI
2 stops25h 35m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:00 am
FCA
- BOI
2 stops25h 29m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$366
This Alaska Airlines deal was found by Cheapflights users on 5/31. 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.
Mon 8/32:10 pm
FCA
- BOI
2 stops23h 57m
Alaska Airlines
Deal found 5/31![Alaska Airlines logo]()
$372
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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (Alaska Airlines) |
One-way from | $219 (Delta) |
Popular in | December |
Cheapest in | April |
Average price | $320 |
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 June 4, 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
Cheapest round-trip
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Sat 10/24
2:03 pm-6:17 pm
1 stop4h 14m
Boise Air Term. Gowen Fld
Tue 10/27
4:19 pm-10:59 pm
1 stop6h 40m
$337
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Wed 10/28
1:03 pm-10:01 pm
2 stops8h 58m
Boise Air Term. Gowen Fld
Sun 11/1
6:33 am-12:20 pm
1 stop5h 47m
$447
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Tue 6/16
6:10 pm-12:09 am
1 stop5h 59m
Boise Air Term. Gowen Fld
Sat 6/20
1:11 pm-5:30 pm
1 stop4h 19m
$607
Quickest round-trip
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Mon 6/15
1:10 pm-5:16 pm
1 stop4h 06m
Boise Air Term. Gowen Fld
Fri 6/19
6:13 pm-11:59 pm
1 stop5h 46m
$737
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Tue 6/16
1:10 pm-7:48 pm
1 stop6h 38m
Boise Air Term. Gowen Fld
Fri 6/19
4:27 pm-10:48 am
1 stop18h 21m
$745
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Thu 7/2
4:34 pm-10:07 pm
2 stops29h 33m
Boise Air Term. Gowen Fld
Thu 7/9
4:27 pm-12:30 pm
2 stops20h 03m
$749
Cheapest one-way
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Sat 6/27
5:19 am-9:32 am
1 stop4h 13m
$280
Quickest one-way
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Sat 6/27
11:28 am-3:26 pm
1 stop3h 58m
$280
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Mon 8/3
12:02 pm-5:47 pm
1 stop5h 45m
$280
KalispellBoise
FCA - BOI
FCABOI
Kalispell Glacier Park
Mon 8/3
1:10 pm-5:16 pm
1 stop4h 06m
$280
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
FCA-BOI
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 June 4, 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.
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Crew
8.5
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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.
Traveling to a place near Boise?
Book flights to Boise if you plan to visit one of these locationsMeridian
Nampa
Caldwell
Ontario
McCall
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Kalispell and Boise flights
Browse other Kalispell and Boise flight options. Last updated on June 4, 2026.
Other flights from Kalispell
Browse through other flights departing from Kalispell. Flights are based on user searches made on Cheapflights and were last updated on June 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$132 | Average$286 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$264 | Average$312 | FlexibilityNo cancel fee | On-time75% |