Idaho

$190+ Cheap flights from Kailua-Kona (KOA) to Idaho

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — BOI
Aug 16 — Aug 231
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Cheap flight deals from Kailua-Kona to Idaho

Keep the following information in mind while searching for Kailua-Kona to Idaho flight deals. Data was last updated August 11, 2025.

Round-trip from

$481
(Delta)

One-way from

$190
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$200
From Kona Intl to Idaho
One-way flight from Kona Intl to Idaho
Highest demand for flights based on searches. 23% potential increase in price ($124 potential increase over avg. RT price).
Cheapest flight prices on average. 7% potential price decrease ($30 potential savings vs. average RT price).
Average for round-trip flights in August 2025

Find flight deals from Kailua-Kona to Idaho

Cheapest flights from Kailua-Kona to Idaho
Explore the most affordable flight options available from Kailua-Kona to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2025.

This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:47 pmKOA - BOI
1 stop9h 17mDelta
Mon 8/259:00 amBOI - KOA
1 stop12h 34mDelta
Deal found 8/9$481
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:30 pmKOA - BOI
1 stop11h 15mSouthwest
Wed 9/36:00 amBOI - KOA
1 stop10h 10mSouthwest
Deal found 8/9$511
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 10/282:50 pmKOA - IDA
2 stops20h 23mAlaska Airlines
Fri 10/313:50 pmIDA - KOA
2 stops21h 44mAlaska Airlines
Deal found 8/10$530
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 8/219:00 pmKOA - BOI
2 stops12h 48mAlaska Airlines
Sun 8/246:00 amBOI - KOA
1 stop10h 28mAlaska Airlines
Deal found 8/10$531
This Delta deal was found by Cheapflights users on 8/10. 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.
Fri 8/229:47 pmKOA - GEG
1 stop9h 47mDelta
Mon 9/811:14 amGEG - KOA
1 stop9h 20mDelta
Deal found 8/10$536
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 8/2210:27 amKOA - GEG
1 stop9h 25mAlaska Airlines
Mon 9/86:25 amGEG - KOA
2 stops14h 18mAlaska Airlines
Deal found 8/10$541
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/199:47 pmKOA - BOI
1 stop9h 17mDelta
Tue 8/2611:45 amBOI - KOA
1 stop9h 49mDelta
Deal found 8/9$562
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/129:15 amKOA - BOI
1 stop10h 35mSouthwest
Fri 10/177:00 amBOI - KOA
1 stop9h 10mSouthwest
Deal found 8/9$565
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Mon 8/2512:16 pmKOA - BOI
1 stop7h 43mAlaska Airlines
Tue 8/266:35 amBOI - KOA
2 stops11h 35mAlaska Airlines
Deal found 8/10$567
This Delta deal was found by Cheapflights users on 8/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/254:08 pmKOA - BOI
2 stops16h 58mDelta
Wed 9/35:45 amBOI - KOA
2 stops17h 15mDelta
Deal found 8/9$579
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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.
Tue 12/2310:08 pmKOA - BOI
1 stop8h 59mAlaska Airlines
Wed 12/318:42 pmBOI - KOA
1 stop19h 41mAlaska Airlines
Deal found 8/9$583
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/263:19 pmKOA - IDA
2 stops19h 58mAlaska Airlines
Thu 8/286:13 amIDA - KOA
2 stops20h 00mAlaska Airlines
Deal found 8/10$997

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Idaho 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 August 11, 2025.
Use the filters below to find and compare flights from Kailua-Kona to Idaho that are best for you.

Fly from

Kailua-Kona

Fly to

Idaho

Route

Depart

Return

Price

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Thu 8/21

9:47 pm-11:04 am

1 stop9h 17m

Boise Air Term. Gowen Fld

Sun 8/24

11:45 am-5:34 pm

1 stop9h 49m

$481

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Mon 8/25

8:30 pm-11:45 am

1 stop11h 15m

Boise Air Term. Gowen Fld

Wed 9/3

6:00 am-12:10 pm

1 stop10h 10m

$511

Kailua-KonaIdaho Falls

KOA - IDA

KOAIDA

Kona Intl

Tue 10/28

2:50 pm-3:13 pm

2 stops20h 23m

Idaho Falls Fanning Field

Fri 10/31

3:50 pm-9:34 am

2 stops21h 44m

$530

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Thu 8/21

9:00 pm-1:48 pm

2 stops12h 48m

Boise Air Term. Gowen Fld

Sun 8/24

6:00 am-12:28 pm

1 stop10h 28m

$531

Kailua-KonaSpokane

KOA - GEG

KOAGEG

Kona Intl

Fri 8/22

9:47 pm-10:34 am

1 stop9h 47m

Spokane

Mon 9/8

11:14 am-5:34 pm

1 stop9h 20m

$536

Kailua-KonaSpokane

KOA - GEG

KOAGEG

Kona Intl

Fri 8/22

10:27 am-10:52 pm

1 stop9h 25m

Spokane

Mon 9/8

6:25 am-5:43 pm

2 stops14h 18m

$541

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Mon 8/25

10:27 am-11:43 pm

1 stop9h 16m

Boise Air Term. Gowen Fld

Tue 8/26

6:00 am-12:28 pm

1 stop10h 28m

$562

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Sun 10/12

9:15 am-11:50 pm

1 stop10h 35m

Boise Air Term. Gowen Fld

Fri 10/17

7:00 am-12:10 pm

1 stop9h 10m

$565

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Mon 8/25

12:16 pm-11:59 pm

1 stop7h 43m

Boise Air Term. Gowen Fld

Tue 8/26

6:35 am-2:10 pm

2 stops11h 35m

$567

Kailua-KonaBoise

KOA - BOI

KOABOI

Kona Intl

Mon 8/25

4:08 pm-1:06 pm

2 stops16h 58m

Boise Air Term. Gowen Fld

Wed 9/3

5:45 am-7:00 pm

2 stops17h 15m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 17 results
1
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Best time to book a flight from Kailua-Kona to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Kailua-Kona 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 Kailua-Kona to Idaho
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated August 11, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Kailua-Kona to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.1

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Overall

8.0

Boarding

8.1

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Overall

8.0

Boarding

8.1

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
8.0
Very good

Overall

8.0

Boarding

8.1

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Overall

8.0

Boarding

8.1

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Overall

8.0

Boarding

8.1

Entertainment

7.0

Food

7.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

Find useful and relevant information for your journey from Kailua-Kona to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Kailua-Kona to Idaho?

    Most people fly from Kona Intl (KOA) if they book a flight from Kailua-Kona to Idaho. Kona Intl is conveniently located just 7.7 mi from Kailua-Kona’s city center.

  • What are the most popular routes from Kailua-Kona to Idaho?

  • Can I find deals for flights from Kailua-Kona to Idaho that include hotel bookings?

    Yes. In addition to deals on Kailua-Kona to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kailua-Kona to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kailua-Kona to Idaho.

  • Can I find deals for business class flights from Kailua-Kona to Idaho?

    Yes. Cheapflights offers flight deals from Kailua-Kona to Idaho 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 Kailua-Kona to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Kailua-Kona to Idaho (average of $314). Flying from Kailua-Kona to Idaho in June is currently the most expensive (average of $399). 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

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Alternative routes for Kailua-Kona to Idaho

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Kailua-Kona to Idaho

Discover the top 2 airlines that operate flights from Kailua-Kona to Idaho. 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 August 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$200Average$392FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$298Average$370FlexibilityNo cancel feeOn-time75%

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