$230+ 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — BOI
Apr 26 — May 31
Round-trip
1 adult, Economy
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Find cheap flights from Kailua-Kona 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 Kailua-Kona to Boise
Cheapest
Best
Last-minute
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 March 27, 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 March 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/223:56 pm
KOA
- BOI
1 stop26h 28m
Alaska Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 4/231:16 pm
KOA
- BOI
1 stop29h 46m
Alaska Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:21 am
KOA
- BOI
2 stops9h 06m
Multiple Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:56 pm
KOA
- BOI
1 stop26h 28m
Multiple Airlines
Sat 4/257:00 am
BOI
- KOA
1 stop7h 57m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Wed 4/226:41 pm
KOA
- BOI
2 stops10h 41m
Multiple Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$468
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 March 27, 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 March 27, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/223:56 pm
KOA
- BOI
1 stop26h 28m
Alaska Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$396
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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.
Wed 4/229:00 pm
KOA
- BOI
2 stops12h 52m
Multiple Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$471
This Delta deal was found by Cheapflights users on 3/27. 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 4/148:50 pm
KOA
- BOI
1 stop9h 11m
Delta
Tue 4/2810:41 am
BOI
- KOA
1 stop12h 22m
Delta
Deal found 3/27![Delta logo]()
$507
This Delta deal was found by Cheapflights users on 3/26. 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.
Wed 4/228:50 pm
KOA
- BOI
1 stop12h 22m
Delta
Sun 4/263:44 pm
BOI
- KOA
1 stop31h 19m
Delta
Deal found 3/26![Delta logo]()
$516
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/222:36 pm
KOA
- BOI
2 stops27h 51m
Multiple Airlines
Sat 4/257:00 am
BOI
- KOA
1 stop7h 57m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$533
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:07 pm
KOA
- BOI
2 stops19h 49m
Delta
Sat 4/257:05 am
BOI
- KOA
1 stop14h 38m
Delta
Deal found 3/24![Delta logo]()
$543
Last-minute flights from Kailua-Kona to BoiseDiscover last-minute flight deals from Kailua-Kona to Boise. Data last updated March 27, 2026 and is based on user searches.
Discover last-minute flight deals from Kailua-Kona to Boise. Data last updated March 27, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/223:56 pm
KOA
- BOI
1 stop26h 28m
Alaska Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$396
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:56 pm
KOA
- BOI
1 stop26h 28m
Multiple Airlines
Sat 4/257:00 am
BOI
- KOA
1 stop7h 57m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Wed 4/226:41 pm
KOA
- BOI
2 stops10h 41m
Multiple Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 3/25. 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 4/231:16 pm
KOA
- BOI
1 stop29h 46m
Alaska Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:21 am
KOA
- BOI
2 stops9h 06m
Multiple Airlines
Sun 4/2610:22 am
BOI
- KOA
1 stop27h 13m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$442
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 March 27, 2026.
Search for one-way flight options from Kailua-Kona to Boise. Find affordable one-way fares based on user searches. Data last updated March 27, 2026.
This Southwest deal was found by Cheapflights users on 3/26. 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.
Thu 4/2310:00 am
KOA
- BOI
1 stop8h 55m
Southwest
Deal found 3/26![Southwest logo]()
$230
This Delta deal was found by Cheapflights users on 3/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:50 pm
KOA
- BOI
1 stop9h 06m
Delta
Deal found 3/22![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 3/26. 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 4/168:50 pm
KOA
- BOI
1 stop9h 11m
Delta
Deal found 3/26![Delta logo]()
$255
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:40 pm
KOA
- BOI
1 stop10h 20m
American Airlines
Deal found 3/24![American Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:30 pm
KOA
- BOI
2 stops12h 51m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/18:55 pm
KOA
- BOI
2 stops16h 23m
Delta
Deal found 3/24![Delta logo]()
$274
This Delta deal was found by Cheapflights users on 3/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/168:50 pm
KOA
- BOI
1 stop9h 04m
Delta
Deal found 3/22![Delta logo]()
$285
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 4/176:00 am
KOA
- BOI
2 stops13h 02m
Multiple Airlines
Deal found 3/26![Multiple Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 3/26. 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 6/228:50 pm
KOA
- BOI
1 stop10h 30m
Delta
Deal found 3/26![Delta logo]()
$295
This United Airlines deal was found by Cheapflights users on 3/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2210:15 pm
KOA
- BOI
2 stops14h 29m
United Airlines
Deal found 3/23![United Airlines logo]()
$300
This Delta deal was found by Cheapflights users on 3/26. 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 4/138:50 pm
KOA
- BOI
2 stops16h 32m
Delta
Deal found 3/26![Delta logo]()
$301
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 March 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $396 (Alaska Airlines) |
One-way from | $239 (Delta) |
Popular in | October |
Cheapest in | April |
Average price | $467 |
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 2,558,603 searches. Data last updated March 27, 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 - BOI
KOABOI
Kona Intl
Wed 4/22
3:56 pm-10:24 pm
1 stop26h 28m
Boise Air Term. Gowen Fld
Sun 4/26
10:22 am-9:35 am
1 stop27h 13m
$396
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/22
9:00 pm-1:52 pm
2 stops12h 52m
Boise Air Term. Gowen Fld
Sun 4/26
10:22 am-9:35 am
1 stop27h 13m
$471
Quickest round-trip
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Tue 4/14
8:50 pm-10:01 am
1 stop9h 11m
Boise Air Term. Gowen Fld
Tue 4/28
10:41 am-7:03 pm
1 stop12h 22m
$507
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/22
8:50 pm-1:12 pm
1 stop12h 22m
Boise Air Term. Gowen Fld
Sun 4/26
3:44 pm-7:03 pm
1 stop31h 19m
$516
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/22
2:36 pm-10:27 pm
2 stops27h 51m
Boise Air Term. Gowen Fld
Sat 4/25
7:00 am-10:57 am
1 stop7h 57m
$533
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/22
10:07 pm-9:56 pm
2 stops19h 49m
Boise Air Term. Gowen Fld
Sat 4/25
7:05 am-5:43 pm
1 stop14h 38m
$543
Cheapest one-way
Quickest one-way
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Thu 4/23
10:00 am-10:55 pm
1 stop8h 55m
$230
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/1
9:40 pm-12:00 pm
1 stop10h 20m
$268
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/8
7:38 pm-9:27 am
1 stop9h 49m
$268
Kailua-KonaBoise
KOA - BOI
KOABOI
Kona Intl
Wed 4/1
8:55 pm-5:18 pm
2 stops16h 23m
$274
Showing 1-10 of 15 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.
Cheapflights Insights
Everything you need to know about your flight from Kailua-Kona 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 March 27, 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
Crew
8.5
Food
7.2
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Boarding
8.1
Crew
8.5
Food
7.2
Overall
7.9
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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?
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Caldwell
McCall
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Kailua-Kona and Boise flights
Browse other Kailua-Kona and Boise flight options. Last updated on March 27, 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 March 27, 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 2,558,603 searches. Data last updated March 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$250 | Average$380 | FlexibilityNo cancel fee | On-timeN/A |