$258+ Cheap flights from Billings to Kailua-Kona (BIL - 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — KOA
Mar 30 — Apr 61
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 Billings to Kailua-Kona
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Best
Last-minute
One-way
Cheapest flights from Billings to Kailua-KonaExplore 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 February 28, 2026.
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 February 28, 2026.
This American Airlines deal was found by Cheapflights users on 2/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:27 am
BIL
- KOA
1 stop12h 55m
American Airlines
Tue 3/179:40 pm
KOA
- BIL
1 stop21h 19m
American Airlines
Deal found 2/26![American Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 2/28. 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 4/45:15 am
BIL
- KOA
2 stops17h 23m
Delta
Tue 4/77:38 pm
KOA
- BIL
1 stop11h 15m
Delta
Deal found 2/28![Delta logo]()
$578
This Delta deal was found by Cheapflights users on 2/26. 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.
Fri 3/135:15 am
BIL
- KOA
2 stops17h 22m
Delta
Tue 3/177:40 pm
KOA
- BIL
1 stop11h 13m
Delta
Deal found 2/26![Delta logo]()
$583
This Delta deal was found by Cheapflights users on 2/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:15 am
BIL
- KOA
2 stops17h 22m
Delta
Tue 3/177:40 pm
KOA
- BIL
1 stop11h 13m
Delta
Deal found 2/25![Delta logo]()
$606
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 3/102:04 pm
BIL
- KOA
1 stop12h 01m
Alaska Airlines
Wed 3/1110:50 am
KOA
- BIL
1 stop8h 48m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$626
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 3/107:00 am
BIL
- KOA
2 stops14h 47m
Multiple Airlines
Wed 3/1110:50 am
KOA
- BIL
1 stop8h 48m
Multiple Airlines
Deal found 2/26![Multiple Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 2/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:30 am
BIL
- KOA
1 stop13h 04m
United Airlines
Tue 3/177:35 pm
KOA
- BIL
1 stop10h 18m
United Airlines
Deal found 2/26![United Airlines logo]()
$658
Best flights from Billings to Kailua-KonaDiscover carefully curated flight deals from Billings to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 28, 2026.
Discover carefully curated flight deals from Billings to Kailua-Kona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 28, 2026.
This American Airlines deal was found by Cheapflights users on 2/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:27 am
BIL
- KOA
2 stops16h 32m
American Airlines
Tue 3/179:40 pm
KOA
- BIL
1 stop21h 19m
American Airlines
Deal found 2/27![American Airlines logo]()
$579
This Delta deal was found by Cheapflights users on 2/26. 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.
Fri 3/135:15 am
BIL
- KOA
2 stops17h 22m
Delta
Tue 3/177:40 pm
KOA
- BIL
1 stop11h 13m
Delta
Deal found 2/26![Delta logo]()
$583
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 3/102:04 pm
BIL
- KOA
1 stop12h 01m
Alaska Airlines
Wed 3/1110:50 am
KOA
- BIL
1 stop8h 48m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$626
This Alaska Airlines deal was found by Cheapflights users on 2/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
BIL
- KOA
2 stops13h 58m
Multiple Airlines
Wed 3/1110:50 am
KOA
- BIL
1 stop8h 48m
Multiple Airlines
Deal found 2/27![Multiple Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Sat 4/47:00 am
BIL
- KOA
1 stop12h 30m
United Airlines
Tue 4/77:30 pm
KOA
- BIL
1 stop10h 10m
United Airlines
Deal found 2/28![United Airlines logo]()
$697
This Delta deal was found by Cheapflights users on 2/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:15 am
BIL
- KOA
2 stops17h 22m
Delta
Tue 3/177:40 pm
KOA
- BIL
1 stop11h 13m
Delta
Deal found 2/25![Delta logo]()
$606
This United Airlines deal was found by Cheapflights users on 2/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:30 am
BIL
- KOA
2 stops17h 21m
United Airlines
Wed 3/1112:50 pm
KOA
- BIL
2 stops20h 33m
United Airlines
Deal found 2/26![United Airlines logo]()
$708
Last-minute flights from Billings to Kailua-KonaDiscover last-minute flight deals from Billings to Kailua-Kona. Data last updated February 28, 2026 and is based on user searches.
Discover last-minute flight deals from Billings to Kailua-Kona. Data last updated February 28, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 3/102:04 pm
BIL
- KOA
1 stop12h 01m
Alaska Airlines
Wed 3/1110:50 am
KOA
- BIL
1 stop8h 48m
Alaska Airlines
Deal found 2/26![Alaska Airlines logo]()
$626
This Alaska Airlines deal was found by Cheapflights users on 2/26. 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.
Tue 3/107:00 am
BIL
- KOA
2 stops14h 47m
Multiple Airlines
Wed 3/1110:50 am
KOA
- BIL
1 stop8h 48m
Multiple Airlines
Deal found 2/26![Multiple Airlines logo]()
$632
This United Airlines deal was found by Cheapflights users on 2/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:30 am
BIL
- KOA
2 stops17h 21m
United Airlines
Wed 3/1112:50 pm
KOA
- BIL
2 stops20h 33m
United Airlines
Deal found 2/26![United Airlines logo]()
$708
This American Airlines deal was found by Cheapflights users on 2/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:27 am
BIL
- KOA
1 stop12h 55m
American Airlines
Tue 3/179:40 pm
KOA
- BIL
1 stop21h 19m
American Airlines
Deal found 2/26![American Airlines logo]()
$574
This Delta deal was found by Cheapflights users on 2/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/125:15 am
BIL
- KOA
2 stops17h 22m
Delta
Tue 3/177:40 pm
KOA
- BIL
1 stop11h 13m
Delta
Deal found 2/25![Delta logo]()
$606
This Delta deal was found by Cheapflights users on 2/26. 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.
Fri 3/135:15 am
BIL
- KOA
2 stops17h 22m
Delta
Tue 3/177:40 pm
KOA
- BIL
1 stop11h 13m
Delta
Deal found 2/26![Delta logo]()
$583
This United Airlines deal was found by Cheapflights users on 2/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:30 am
BIL
- KOA
1 stop13h 04m
United Airlines
Tue 3/177:35 pm
KOA
- BIL
1 stop10h 18m
United Airlines
Deal found 2/26![United Airlines logo]()
$658
One-way flights from Billings to Kailua-KonaSearch for one-way flight options from Billings to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated February 28, 2026.
Search for one-way flight options from Billings to Kailua-Kona. Find affordable one-way fares based on user searches. Data last updated February 28, 2026.
This American Airlines deal was found by Cheapflights users on 2/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:25 am
BIL
- KOA
1 stop11h 49m
American Airlines
Deal found 2/27![American Airlines logo]()
$258
This United Airlines deal was found by Cheapflights users on 2/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/86:30 am
BIL
- KOA
1 stop13h 04m
United Airlines
Deal found 2/27![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 2/27. 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.
Sun 3/85:15 am
BIL
- KOA
2 stops17h 22m
Delta
Deal found 2/27![Delta logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 2/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:00 am
BIL
- KOA
3 stops51h 26m
Multiple Airlines
Deal found 2/27![Multiple Airlines logo]()
$847
This Kiwi.com deal was found by Cheapflights users on 2/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:00 am
BIL
- KOA
3 stops18h 27m
Multiple Airlines
Deal found 2/27![Multiple Airlines logo]()
$1,211
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 February 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $574 (American Airlines) |
One-way from | $258 (American Airlines) |
Popular in | June |
Cheapest in | September |
Average price | $516 |
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 February 28, 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
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Thu 3/12
5:27 am-5:59 pm
2 stops16h 32m
Kona Intl
Tue 3/17
9:40 pm-10:59 pm
1 stop21h 19m
$579
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Fri 3/13
5:15 am-6:37 pm
2 stops17h 22m
Kona Intl
Tue 3/17
7:40 pm-10:53 am
1 stop11h 13m
$583
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Thu 3/12
5:15 am-6:37 pm
2 stops17h 22m
Kona Intl
Tue 3/17
7:40 pm-10:53 am
1 stop11h 13m
$606
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Tue 3/10
2:04 pm-10:05 pm
1 stop12h 01m
Kona Intl
Wed 3/11
10:50 am-11:38 pm
1 stop8h 48m
$626
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Tue 3/10
7:00 am-4:58 pm
2 stops13h 58m
Kona Intl
Wed 3/11
10:50 am-11:38 pm
1 stop8h 48m
$632
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Sat 4/4
7:00 am-3:30 pm
1 stop12h 30m
Kona Intl
Tue 4/7
7:30 pm-9:40 am
1 stop10h 10m
$697
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Tue 3/10
6:30 am-7:51 pm
2 stops17h 21m
Kona Intl
Wed 3/11
12:50 pm-1:23 pm
2 stops20h 33m
$708
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Thu 3/5
5:27 am-6:59 pm
2 stops16h 32m
$264
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Sun 3/8
6:30 am-3:34 pm
1 stop13h 04m
$319
BillingsKailua-Kona
BIL - KOA
BILKOA
Billings Logan Intl
Sun 3/8
5:15 am-6:37 pm
2 stops17h 22m
$413
Showing 1-10 of 11 resultsSorted 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 February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BIL-KOA
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
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 February 28, 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.
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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.
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Complete your trip
Complete your trip to Kailua-Kona by adding a car rental and/or hotel reservation to your travel itinerary.
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Other flights to Kailua-Kona
Explore flights to Kailua-Kona departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 28, 2026.
Billings and Kailua-Kona flights
Browse other Billings and Kailua-Kona flight options. Last updated on February 28, 2026.
Other flights from Billings
Browse through other flights departing from Billings. Flights are based on user searches made on Cheapflights and were last updated on February 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 February 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$430 | Average$585 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$493 | Average$625 | FlexibilityNo cancel fee | On-time69% |