$202+ Cheap flights from Kailua-Kona to Boise (KOA - 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — BOI
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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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 Kailua-Kona to Boise
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One-way
Cheapest flights from Kailua-Kona to BoiseExplore the most affordable flight options available from Kailua-Kona to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Kailua-Kona to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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 9/178:55 pm -
1 stop10h 42m
Mon 9/2110:34 am -
1 stop10h 57m
Deal found 8/19![Delta logo]()
$404
This Delta deal was found by Cheapflights users on 8/18. 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 10/18:55 pm -
1 stop10h 42m
Tue 10/68:59 am -
1 stop12h 39m
Deal found 8/18![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 9/176:00 am -
2 stops12h 38m
Mon 9/216:23 am -
2 stops12h 16m
Deal found 8/19![Multiple Airlines logo]()
$510
This Priceline deal was found by Cheapflights users on 8/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:28 pm -
2 stops27h 55m
Tue 10/67:20 am -
2 stops12h 24m
Deal found 8/18![Multiple Airlines logo]()
$629
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 9/210:25 pm -
1 stop10h 11m
Sun 9/66:00 am -
1 stop9h 06m
Deal found 8/17![Multiple Airlines logo]()
$684
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:45 pm -
1 stop11h 39m
Thu 8/278:01 am -
1 stop9h 57m
Deal found 8/18![American Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 8/19. 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.
Sun 8/238:42 pm -
1 stop11h 01m
Sat 8/298:59 am -
1 stop12h 36m
Deal found 8/19![Delta logo]()
$723
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 8/2412:21 pm -
1 stop7h 34m
Thu 8/277:05 am -
2 stops14h 08m
Deal found 8/18![Multiple Airlines logo]()
$728
Best flights from Kailua-Kona to BoiseDiscover carefully curated flight deals from Kailua-Kona to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Kailua-Kona to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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 9/178:55 pm -
1 stop8h 59m
Mon 9/216:00 am -
2 stops15h 31m
Deal found 8/19![Delta logo]()
$440
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 1/279:55 am -
1 stop8h 20m
Sat 1/309:20 am -
1 stop8h 00m
Deal found 8/17![Multiple Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 8/18. 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 10/18:55 pm -
1 stop10h 42m
Tue 10/68:59 am -
1 stop12h 39m
Deal found 8/18![Delta logo]()
$464
Last-minute flights from Kailua-Kona to BoiseDiscover last-minute flight deals from Kailua-Kona to Boise. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Kailua-Kona to Boise. Data last updated August 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/18. 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 8/238:42 pm -
1 stop11h 01m
Thu 8/278:59 am -
1 stop12h 36m
Deal found 8/18![Delta logo]()
$723
This Southwest deal was found by Cheapflights users on 8/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:00 am -
2 stops10h 25m
Sat 8/296:40 am -
2 stops15h 25m
Deal found 8/19![Southwest logo]()
$734
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:45 pm -
1 stop11h 39m
Thu 8/278:01 am -
1 stop9h 57m
Deal found 8/18![American Airlines logo]()
$722
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 8/2412:21 pm -
1 stop7h 34m
Thu 8/277:05 am -
2 stops14h 08m
Deal found 8/18![Multiple Airlines logo]()
$728
This Delta deal was found by Cheapflights users on 8/18. 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 8/2410:05 pm -
2 stops15h 50m
Thu 8/276:00 am -
2 stops15h 35m
Deal found 8/18![Delta logo]()
$733
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 9/210:25 pm -
1 stop10h 11m
Sun 9/66:00 am -
1 stop9h 06m
Deal found 8/17![Multiple Airlines logo]()
$684
This Delta deal was found by Cheapflights users on 8/19. 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 9/178:55 pm -
1 stop10h 42m
Mon 9/2110:34 am -
1 stop10h 57m
Deal found 8/19![Delta logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 8/19. 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 9/176:00 am -
2 stops12h 38m
Mon 9/216:23 am -
2 stops12h 16m
Deal found 8/19![Multiple Airlines logo]()
$510
One-way flights from Kailua-Kona to BoiseSearch for one-way flight options from Kailua-Kona to Boise. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Kailua-Kona to Boise. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Delta deal was found by Cheapflights users on 8/19. 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.
Fri 9/118:55 pm -
1 stop8h 59m
Deal found 8/19![Delta logo]()
$202
This Expedia deal was found by Cheapflights users on 8/18. 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.
Mon 8/3110:25 pm -
1 stop10h 11m
Deal found 8/18![Alaska Airlines logo]()
$342
This Expedia deal was found by Cheapflights users on 8/18. 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.
Mon 8/315:02 pm -
2 stops12h 32m
Deal found 8/18![Multiple Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 8/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:45 pm -
1 stop11h 39m
Deal found 8/20![American Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 8/18. 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 8/308:42 pm -
1 stop11h 01m
Deal found 8/18![Delta logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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.
Sun 8/305:45 pm -
2 stops14h 51m
Deal found 8/18![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Fri 9/112:31 pm -
3 stops52h 07m
Deal found 8/19![Multiple Airlines logo]()
$757
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:35 am -
3 stops46h 01m
Deal found 8/20![Multiple Airlines logo]()
$795
Find flight deals from Kailua-Kona to Boise
Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) 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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $404 (Delta) |
One-way from | $202 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kailua-Kona 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 7,457,451 searches. Data last updated August 22, 2026.
Use the filters below to find and compare flights from Kailua-Kona to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Thu 9/17
8:55 pm-9:54 am
1 stop8h 59m
Boise Air Term. Gowen Fld
Mon 9/21
6:00 am-5:31 pm
2 stops15h 31m
$440
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Thu 10/1
8:55 pm-11:37 am
1 stop10h 42m
Boise Air Term. Gowen Fld
Tue 10/6
8:59 am-5:38 pm
1 stop12h 39m
$464
Quickest round-trip
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Wed 1/27
9:55 am-9:15 pm
1 stop8h 20m
Boise Air Term. Gowen Fld
Sat 1/30
9:20 am-2:20 pm
1 stop8h 00m
$484
Cheapest one-way
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Fri 9/11
8:55 pm-9:54 am
1 stop8h 59m
$202
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Tue 9/1
8:42 pm-9:55 am
1 stop9h 13m
$342
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Tue 9/1
7:15 pm-9:52 am
2 stops10h 37m
$348
Quickest one-way
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Sun 8/30
10:00 am-10:25 pm
1 stop8h 25m
$362
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Sun 8/30
8:42 pm-11:43 am
1 stop11h 01m
$362
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Sun 8/30
8:00 am-11:55 pm
2 stops11h 55m
$368
Kailua-KonaBoise
KOA Kona Intl - BOI Boise Air Term. Gowen Fld
KOABOI
Kona Intl
Mon 8/31
12:21 pm-3:18 pm
3 stops22h 57m
$745
Showing 1-10 of 11 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Kailua-Kona-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-Boise flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kailua-Kona-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 Kailua-Kona-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 Kailua-Kona to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from Kailua-Kona with our price prediction graph.
KOA-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.
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 August 22, 2026.
Get a feel of what it's like to fly with Delta from Kailua-Kona to Boise 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
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Boarding
8.1
Comfort
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentSalvador,Aug 2026
PHL - DTW
Related info for your journey
Find useful and relevant information for your journey from Kailua-Kona 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 locationsOntario
Meridian
Nampa
Caldwell
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Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 22, 2026.
Complete your trip
Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.
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Kailua-Kona and Boise flights
Browse other Kailua-Kona and Boise flight options. Last updated on August 22, 2026.
Other flights from Kailua-Kona
Browse through other flights departing from Kailua-Kona. Flights are based on user searches made on Cheapflights and were last updated on August 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Kailua-Kona to Boise
Discover the top airline that operate flights from Kailua-Kona 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$302 | Average$370 | FlexibilityNo cancel fee | On-timeN/A |