$173+ Cheap flights from Boise to Kalispell (BOI - FCA)
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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FCA
May 24 — May 311
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Kalispell 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Boise to Kalispell
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Best
Last-minute
One-way
Cheapest flights from Boise to KalispellExplore the most affordable flight options available from Boise to Kalispell. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.
Explore the most affordable flight options available from Boise to Kalispell. 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 4/20. 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.
Tue 5/266:07 pm
BOI
- FCA
1 stop5h 51m
Alaska Airlines
Sat 5/306:15 am
FCA
- BOI
1 stop6h 47m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$335
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.
Fri 5/156:35 am
BOI
- FCA
1 stop4h 16m
Alaska Airlines
Sun 5/245:40 pm
FCA
- BOI
1 stop6h 18m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$355
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:35 am
BOI
- FCA
1 stop4h 16m
Alaska Airlines
Wed 5/276:15 am
FCA
- BOI
1 stop6h 47m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$369
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:55 pm
BOI
- FCA
1 stop4h 32m
Delta
Thu 6/115:19 am
FCA
- BOI
1 stop4h 13m
Delta
Deal found 4/19![Delta logo]()
$418
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.
Tue 9/151:30 pm
BOI
- FCA
2 stops9h 26m
Alaska Airlines
Tue 9/226:08 pm
FCA
- BOI
2 stops24h 01m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$431
Best flights from Boise to KalispellDiscover carefully curated flight deals from Boise to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
Discover carefully curated flight deals from Boise to Kalispell that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2026.
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 5/156:35 am
BOI
- FCA
1 stop4h 16m
Alaska Airlines
Sun 5/2411:33 am
FCA
- BOI
1 stop4h 01m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$355
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:55 pm
BOI
- FCA
1 stop4h 32m
Delta
Thu 6/115:19 am
FCA
- BOI
1 stop4h 13m
Delta
Deal found 4/19![Delta logo]()
$418
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.
Tue 5/266:07 pm
BOI
- FCA
1 stop5h 51m
Alaska Airlines
Sat 5/305:40 pm
FCA
- BOI
1 stop6h 18m
Alaska Airlines
Deal found 4/21![Alaska Airlines logo]()
$370
This Expedia deal was found by Cheapflights users on 4/24. 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.
Fri 5/226:07 pm
BOI
- FCA
1 stop5h 51m
Alaska Airlines
Mon 5/256:15 am
FCA
- BOI
1 stop4h 48m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$387
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:55 pm
BOI
- FCA
1 stop4h 32m
Delta
Sat 5/166:07 pm
FCA
- BOI
1 stop3h 37m
Delta
Deal found 4/23![Delta logo]()
$471
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:02 am
BOI
- FCA
2 stops14h 49m
Alaska Airlines
Sat 5/165:40 pm
FCA
- BOI
1 stop6h 18m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$419
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.
Tue 9/151:30 pm
BOI
- FCA
2 stops9h 26m
Alaska Airlines
Tue 9/226:08 pm
FCA
- BOI
2 stops24h 01m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$431
Last-minute flights from Boise to KalispellDiscover last-minute flight deals from Boise to Kalispell. Data last updated April 24, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Kalispell. Data last updated April 24, 2026 and is based on user searches.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:38 pm
BOI
- FCA
1 stop7h 13m
Alaska Airlines
Tue 5/126:35 am
FCA
- BOI
1 stop6h 00m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$471
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/129:02 am
BOI
- FCA
2 stops9h 46m
Alaska Airlines
Sat 5/164:14 pm
FCA
- BOI
2 stops6h 10m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$468
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.
Fri 5/156:35 am
BOI
- FCA
1 stop4h 16m
Alaska Airlines
Sun 5/245:40 pm
FCA
- BOI
1 stop6h 18m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$355
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:35 am
BOI
- FCA
1 stop4h 16m
Alaska Airlines
Wed 5/276:15 am
FCA
- BOI
1 stop6h 47m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$369
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.
Tue 5/266:07 pm
BOI
- FCA
1 stop5h 51m
Alaska Airlines
Sat 5/306:15 am
FCA
- BOI
1 stop6h 47m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$335
One-way flights from Boise to KalispellSearch for one-way flight options from Boise to Kalispell. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
Search for one-way flight options from Boise to Kalispell. Find affordable one-way fares based on user searches. Data last updated 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.
Tue 5/194:19 pm
BOI
- FCA
1 stop7h 39m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$173
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:53 am
BOI
- FCA
1 stop5h 37m
Delta
Deal found 4/19![Delta logo]()
$178
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 6/82:38 pm
BOI
- FCA
2 stops24h 56m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$227
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/253:07 pm
BOI
- FCA
2 stops18h 34m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$230
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:13 pm
BOI
- FCA
1 stop5h 46m
Alaska Airlines
Deal found 4/21![Alaska Airlines logo]()
$241
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/146:00 am
BOI
- FCA
1 stop5h 28m
Delta
Deal found 4/21![Delta logo]()
$258
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/257:08 pm
BOI
- FCA
1 stop14h 10m
Sun Country Air
Deal found 4/19![Sun Country Air logo]()
$272
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 5/116:08 pm
BOI
- FCA
1 stop5h 43m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$304
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:42 pm
BOI
- FCA
1 stop4h 11m
Delta
Deal found 4/23![Delta logo]()
$308
Find flight deals from Boise to Kalispell
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Kalispell (FCA). 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 | $173 (Alaska Airlines) |
Popular in | October |
Cheapest in | November |
Average price | $320 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Kalispell 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 Boise to Kalispell that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Fri 5/15
6:35 am-10:51 am
1 stop4h 16m
Kalispell Glacier Park
Sun 5/24
11:33 am-3:34 pm
1 stop4h 01m
$355
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Tue 5/26
6:07 pm-11:58 pm
1 stop5h 51m
Kalispell Glacier Park
Sat 5/30
5:40 pm-11:58 pm
1 stop6h 18m
$370
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Fri 5/22
6:07 pm-11:58 pm
1 stop5h 51m
Kalispell Glacier Park
Mon 5/25
6:15 am-11:03 am
1 stop4h 48m
$387
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Thu 6/4
12:55 pm-5:27 pm
1 stop4h 32m
Kalispell Glacier Park
Thu 6/11
5:19 am-9:32 am
1 stop4h 13m
$418
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Tue 5/12
9:02 am-11:51 pm
2 stops14h 49m
Kalispell Glacier Park
Sat 5/16
5:40 pm-11:58 pm
1 stop6h 18m
$419
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Tue 9/15
1:30 pm-10:56 pm
2 stops9h 26m
Kalispell Glacier Park
Tue 9/22
6:08 pm-6:09 pm
2 stops24h 01m
$431
Quickest round-trip
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Tue 5/12
12:55 pm-5:27 pm
1 stop4h 32m
Kalispell Glacier Park
Sat 5/16
6:07 pm-9:44 pm
1 stop3h 37m
$471
Cheapest one-way
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Tue 5/19
4:19 pm-11:58 pm
1 stop7h 39m
$173
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Mon 6/8
11:53 am-5:30 pm
1 stop5h 37m
$178
BoiseKalispell
BOI - FCA
BOIFCA
Boise Air Term. Gowen Fld
Mon 6/8
11:00 am-3:34 pm
2 stops28h 34m
$227
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Boise to Kalispell
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 Boise to Kalispell in April.
| 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 Boise-Kalispell flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Kalispell flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Kalispell flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Kalispell 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 Boise-Kalispell 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 Boise to Kalispell
Have a flexible travel schedule? Discover the best time to fly to Kalispell from Boise with our price prediction graph.
BOI-FCA
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 Boise to Kalispell
Prices
More
What is the cheapest month to book a flight from Boise to Kalispell?
Currently, November is the cheapest month in which you can book a flight from Boise to Kalispell (average of $282). Flying from Boise to Kalispell in October is currently the most expensive (average of $820). 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 Boise to Kalispell?
What’s the top layover airport for flights from Boise to Kalispell?
Share of 1-stop round-trip flights from Boise to Kalispell chosen by Cheapflights users in the past 12 months, using the same layover each way.
Seattle (SEA) – chosen by Cheapflights users on 75% of 1-stop itineraries from Boise to Kalispell on Cheapflights.
What’s the cheapest layover airport for flights from Boise to Kalispell?
Average round-trip fare for 1-stop flights from Boise to Kalispell, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Portland (PDX) is the most affordable 1-stop option, with an average round-trip price of $415.
What’s the fastest layover option from Boise to Kalispell?
Shortest average travel time for 1-stop one-way flights from Boise to Kalispell, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Portland (PDX) have the shortest average one-way travel time for 1-stop routes: 3h 51m.
Which airport typically offers the quickest layover for flights from Boise to Kalispell?
Average layover duration for 1-stop one-way flights from Boise to Kalispell, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Portland (PDX) offer the fastest connection on this route, with an average layover time of 0h 53m.
Reviews of airlines servicing Kalispell
Get insights into the airlines that provide service to Kalispell. 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 Kalispell. Reviews last updated April 24, 2026.
Get a feel of what it's like to fly with Alaska Airlines and Delta from Boise to Kalispell by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
Find useful and relevant information for your journey from Boise to Kalispell. 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 Kalispell?
Book flights to Kalispell if you plan to visit one of these locationsColumbia Falls
East Glacier Park
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Explore flights to Kalispell departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 24, 2026.
Boise and Kalispell flights
Browse other Boise and Kalispell flight options. Last updated on April 24, 2026.
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Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on April 24, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Boise to Kalispell
Discover the top 2 airlines that operate flights from Boise to Kalispell. 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.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$119 | Average$374 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$282 | Average$566 | FlexibilityNo cancel fee | On-time75% |