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Kailua-Kona

$603+ Cheap flights from Billings to Kailua-Kona (BIL - KOA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — KOA
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
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Cheap flight deals from Billings to Kailua-Kona

Cheapest flights from Billings to Kailua-Kona
Explore the most affordable flight options available from Billings to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.

This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:05 am
BIL
-
KOA
2 stops12h 34m
Multiple Airlines
Sun 9/66:00 am
KOA
-
BIL
2 stops13h 29m
Multiple Airlines
Deal found 4/22$603
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.
Tue 5/197:21 pm
BIL
-
KOA
1 stop30h 53m
Alaska Airlines
Sat 5/239:25 pm
KOA
-
BIL
1 stop11h 56m
Alaska Airlines
Deal found 4/22$609
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.
Tue 5/197:21 pm
BIL
-
KOA
1 stop30h 53m
Multiple Airlines
Sat 5/233:11 pm
KOA
-
BIL
2 stops18h 10m
Multiple Airlines
Deal found 4/22$635
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am
BIL
-
KOA
1 stop12h 43m
United Airlines
Sun 9/68:00 pm
KOA
-
BIL
1 stop9h 41m
United Airlines
Deal found 4/22$701
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 5/512:47 pm
BIL
-
KOA
1 stop26h 09m
Alaska Airlines
Sat 5/911:56 am
KOA
-
BIL
1 stop20h 11m
Alaska Airlines
Deal found 4/20$704
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 4/2812:47 pm
BIL
-
KOA
1 stop26h 09m
Alaska Airlines
Sun 5/108:00 am
KOA
-
BIL
1 stop10h 59m
Alaska Airlines
Deal found 4/23$706
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:06 pm
BIL
-
KOA
1 stop9h 46m
Multiple Airlines
Sat 5/96:41 pm
KOA
-
BIL
2 stops13h 26m
Multiple Airlines
Deal found 4/20$709
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 4/282:06 pm
BIL
-
KOA
2 stops20h 20m
Multiple Airlines
Sun 5/108:00 am
KOA
-
BIL
1 stop10h 59m
Multiple Airlines
Deal found 4/23$713
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:20 am
BIL
-
KOA
2 stops17h 43m
Delta
Sat 5/98:50 pm
KOA
-
BIL
2 stops16h 49m
Delta
Deal found 4/20$718

Find flight deals from Billings to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$603
(Expedia)

Popular in

June

Cheapest in

February

Average price

$687
Provider with most accurate pricing for Billings Logan Intl-Kona Intl flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Kona Intl flights.
Search Deals
From Billings Logan Intl to Kona Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 April 24, 2026.
Use the filters below to find and compare flights from Billings to Kailua-Kona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Tue 5/19

7:21 pm-10:14 pm

1 stop30h 53m

Kona Intl

Sat 5/23

9:25 pm-1:21 pm

1 stop11h 56m

$609

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Wed 9/2

3:42 pm-11:06 am

1 stop23h 24m

Kona Intl

Sun 9/6

8:18 am-11:29 pm

2 stops11h 11m

$625

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Tue 5/19

7:21 pm-10:14 pm

1 stop30h 53m

Kona Intl

Sat 5/23

3:11 pm-1:21 pm

2 stops18h 10m

$635
Quickest round-trip

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Wed 9/2

7:00 am-3:43 pm

1 stop12h 43m

Kona Intl

Sun 9/6

8:00 pm-9:41 am

1 stop9h 41m

$701

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Tue 5/5

12:47 pm-10:56 am

1 stop26h 09m

Kona Intl

Sat 5/9

11:56 am-12:07 pm

1 stop20h 11m

$704

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Tue 5/5

2:06 pm-7:52 pm

1 stop9h 46m

Kona Intl

Sat 5/9

6:41 pm-12:07 pm

2 stops13h 26m

$709

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Tue 5/5

5:20 am-7:03 pm

2 stops17h 43m

Kona Intl

Sat 5/9

8:50 pm-5:39 pm

2 stops16h 49m

$718

BillingsKailua-Kona

BIL - KOA

BILKOA

Billings Logan Intl

Tue 5/19

5:51 pm-10:47 am

2 stops20h 56m

Kona Intl

Sat 5/23

1:52 pm-1:22 pm

3 stops19h 30m

$877

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Sorted by cheapest first

Compare providers for flights from Billings to Kailua-Kona

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 Billings to Kailua-Kona in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Billings-Kailua-Kona flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Kailua-Kona flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-Kailua-Kona 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 Billings-Kailua-Kona 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 Billings to Kailua-Kona

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

How much does it cost to fly round-trip from Billings to Kailua-Kona?

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 April 24, 2026.
Read through reviews of airlines operating flights from Billings to Kailua-Kona, such as Alaska Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,283 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,283 reviews
Alaska Airlines
7.9
Good
12,283 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,649 reviews
Alaska Airlines
7.9
Good
12,283 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

7.9

Entertainment

7.0

Food

7.0

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

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

  • How long is the flight from Billings to Kailua-Kona?

    Airlines like Alaska Airlines fly from Billings to Kailua-Kona in about 30h 53m. The time it takes to get you to your destination can typically vary by up to . There are 3227 mi between Billings and Kailua-Kona.

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

    Our cheapest airline available from Billings to Kailua-Kona is Alaska Airlines. Our recent data shows that you can find tickets from as low as $430 on this airline. An additional option worth looking into is United Airlines, starting at $493. Alaska Airlines is currently priced 35% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Billings to Kailua-Kona

Discover the top 2 airlines that operate flights from Billings 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 April 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$430Average$564FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$493Average$675FlexibilityNo cancel feeOn-time69%

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