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Kailua-Kona

$181+ Cheap flights from Boise to Kailua-Kona (BOI - KOA)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — KOA
Jul 23 — Jul 301
Wed 7/23
Wed 7/30
1 adult, Economy
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Cheapflights Tip: The best prices from Boise Air Term. Gowen Fld to Kona Intl are usually found in September or August, booked 60 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from Boise to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Kailua-Kona (KOA). 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 July 18, 2025.

Round-trip from

$391
(Southwest)

One-way from

$181
(Delta)

Popular in

December

Cheapest in

September

Average price

$532
From Boise Air Term. Gowen Fld to Kona Intl
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One-way flight from Boise Air Term. Gowen Fld to Kona Intl
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Highest demand for flights based on searches. 8% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Boise to Kailua-Kona

Cheapest flights from Boise to Kailua-Kona
Explore the most affordable flight options available from Boise to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/17. 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.
Thu 9/46:35 amBOI - KOA
1 stop8h 41mAlaska Airlines
Thu 9/119:32 pmKOA - BOI
1 stop9h 05mAlaska Airlines
Deal found 7/17$361
This Hawaiian Airlines deal was found by Cheapflights users on 7/17. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/197:07 amBOI - KOA
1 stop11h 12mHawaiian Airlines
Thu 9/2512:16 pmKOA - BOI
1 stop7h 43mHawaiian Airlines
Deal found 7/17$400
This Delta deal was found by Cheapflights users on 7/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1311:41 amBOI - KOA
1 stop10h 03mDelta
Wed 10/229:45 pmKOA - BOI
1 stop9h 16mDelta
Deal found 7/17$401

Cheapflights Fare Finder

Customize your flight search to find flights from Boise to Kailua-Kona 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 July 18, 2025.
Use the filters below to find and compare flights from Boise to Kailua-Kona that are best for you.

Fly from

Boise

Fly to

Kailua-Kona

Route

Depart

Return

Price

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Thu 9/4

6:35 am-11:16 am

1 stop8h 41m

Kona Intl

Thu 9/11

9:32 pm-10:37 am

1 stop9h 05m

$361

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Fri 9/19

7:07 am-2:19 pm

1 stop11h 12m

Kona Intl

Thu 9/25

12:16 pm-11:59 pm

1 stop7h 43m

$400

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Mon 10/13

11:41 am-5:44 pm

1 stop10h 03m

Kona Intl

Wed 10/22

9:45 pm-11:01 am

1 stop9h 16m

$401

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Mon 8/25

9:00 am-5:34 pm

1 stop12h 34m

$181

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Tue 8/26

6:35 am-3:51 pm

2 stops13h 16m

$186

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Mon 8/25

6:35 am-2:04 pm

1 stop11h 29m

$201

BoiseKailua-Kona

BOI - KOA

BOIKOA

Boise Air Term. Gowen Fld

Thu 7/24

12:15 pm-5:55 pm

2 stops9h 40m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/17

Best time to book a flight from Boise to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona from Boise 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 Boise to Kailua-Kona

How far ahead should I book a flight from Boise to Kailua-Kona?

Use this chart to determine the optimal time to book a round-trip flight from Boise to Kailua-Kona. Price data was last updated on July 11, 2025.

The best time to book flights from Boise to Kailua-Kona is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boise to Kailua-Kona?

Currently, October is the cheapest month in which you can book a flight from Boise to Kailua-Kona (average of $409). Flying from Boise to Kailua-Kona in June is currently the most expensive (average of $624). 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.

What is the cheapest time of day to fly from BOI to KOA?

Find hourly flight availability from Boise to Kailua-Kona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Boise to Kailua-Kona at noon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Boise to Kailua-Kona?

Use this chart to determine the cheapest time to fly round-trip from Boise to Kailua-Kona. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boise to Kailua-Kona flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated July 18, 2025.
Read through reviews of airlines operating flights from Boise to Kailua-Kona, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Southwest
8.0
Very good
4,239 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,959 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,581 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Find useful and relevant information for your journey from Boise to Kailua-Kona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Boise to Kailua-Kona round-trip?

    Flying on Southwest is currently your cheapest option to Kailua-Kona, with prices starting at $391. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Delta, with the lowest prices starting at $396 and $401, respectively. Users have found that Southwest is 16% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Boise to Kailua-Kona one-way?

    One-way options have recently been found by users for as low as $181 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $186 and American Airlines from $201 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Boise to Kailua-Kona (average of $409). Flying from Boise to Kailua-Kona in June is currently the most expensive (average of $624). 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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Top 5 airlines flying from Boise to Kailua-Kona

Discover the top 5 airlines that operate flights from Boise to Kailua-Kona. 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 July 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$259Average$470FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$261Average$610FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$294Average$567FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$296Average$528FlexibilityNo cancel feeOn-time69%
DeltaCheapest$297Average$419FlexibilityNo cancel feeOn-timeN/A

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