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Kailua-Kona

$134+ Cheap flights from Ontario to Kailua-Kona (ONT - 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 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KOA
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Ontario to Kona Intl are usually found in April or January, booked 52 days in advance, depart on a Sunday or Wednesday and return on a Wednesday

Cheap flight deals from Ontario to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(Hawaiian Airlines)

One-way from

$134
(Hawaiian Airlines)

Popular in

June

Cheapest in

April

Average price

$406
Provider with most accurate pricing for Ontario-Kona Intl flight deals.
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Provider most trusted by Cheapflights users for Ontario-Kona Intl flights.
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From Ontario to Kona Intl
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One-way flight from Ontario to Kona Intl
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High demand for flights, 9% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Ontario to Kailua-Kona

Cheapest flights from Ontario to Kailua-Kona
Explore the most affordable flight options available from Ontario to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Southwest deal was found by Cheapflights users on 12/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:30 amONT - KOA
1 stop8h 20mSouthwest
Tue 12/2410:00 amKOA - ONT
1 stop8h 05mSouthwest
Deal found 12/17$459
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/186:00 amONT - KOA
1 stop9h 01mUnited Airlines
Wed 12/254:12 pmKOA - ONT
1 stop28h 48mUnited Airlines
Deal found 12/17$586
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/2410:40 amONT - KOA
1 stop27h 30mAlaska Airlines
Fri 1/103:30 pmKOA - ONT
1 stop17h 04mAlaska Airlines
Deal found 12/17$666
This Delta deal was found by Cheapflights users on 12/17. 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.
Wed 12/257:00 amONT - KOA
1 stop14h 09mDelta
Tue 12/319:02 pmKOA - ONT
1 stop13h 33mDelta
Deal found 12/17$742
This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/227:30 pmONT - KOA
1 stop25h 04mAmerican Airlines
Sun 12/299:45 pmKOA - ONT
1 stop9h 27mAmerican Airlines
Deal found 12/17$858
This United deal was found by Cheapflights users on 12/17. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/176:28 pmONT - KOA
1 stop20h 33mMultiple Airlines
Wed 12/187:19 pmKOA - ONT
1 stop24h 51mMultiple Airlines
Deal found 12/17$881
This Hawaiian Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/3110:05 amONT - KOA
1 stop10h 22mHawaiian Airlines
Wed 1/811:48 amKOA - ONT
1 stop7h 52mHawaiian Airlines
Deal found 12/17$1,563

Find flights from Ontario to Kailua-Kona within your budget

Customize your flight search to find flights from Ontario 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 5/1

8:30 am-3:44 pm

1 stop10h 14m

Kona Intl

Thu 5/8

9:35 am-8:35 pm

1 stop8h 00m

$267

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 1/23

6:00 am-11:44 pm

1 stop19h 44m

Kona Intl

Tue 1/28

11:15 pm-10:38 am

1 stop9h 23m

$276

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 3/26

5:40 am-5:44 pm

1 stop15h 04m

Kona Intl

Thu 4/17

8:30 pm-1:13 pm

1 stop13h 43m

$282

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sun 1/12

6:15 am-12:55 pm

1 stop8h 40m

Kona Intl

Fri 1/17

2:25 pm-9:51 am

1 stop17h 26m

$406

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 1/16

6:40 am-1:00 pm

1 stop8h 20m

Kona Intl

Sun 1/19

9:00 am-9:45 pm

1 stop10h 45m

$486

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Mon 3/17

7:35 pm-2:44 pm

1 stop22h 09m

Kona Intl

Mon 3/24

9:10 pm-8:47 am

1 stop8h 37m

$497

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 3/6

9:45 am-5:37 pm

1 stop9h 52m

$134

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Thu 1/30

6:00 am-11:44 pm

1 stop19h 44m

$138

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Sat 2/1

6:15 am-12:55 pm

1 stop8h 40m

$139

OntarioKailua-Kona

ONT - KOA

ONTKOA

Ontario

Wed 1/22

6:00 am-6:43 pm

1 stop14h 43m

$141

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results
1
2

Compare providers for flights from Ontario 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 Ontario to Kailua-Kona in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Ontario-Kailua-Kona flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Kailua-Kona flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Kailua-Kona flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-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 Ontario-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 Ontario to Kailua-Kona

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

Travel insights for flights from Ontario to Kailua-Kona

Get recent, data-driven insights about flights from Ontario to Kailua-Kona including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Kailua-Kona. Price data was last updated on December 13, 2024.

To ensure you get the cheapest price possible for a flight from Ontario to Kailua-Kona, you should look to book at least 51 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Kailua-Kona (average of $409). Flying from Ontario to Kailua-Kona in June is currently the most expensive (average of $596). 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 ONT to KOA?

Find hourly flight availability from Ontario 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 December 18, 2024.

When flying from Ontario to Kailua-Kona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 78% versus a flight at noon.

Rainfall in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kailua-Kona ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Kailua-Kona when rainfall is around 1.6 in.

Temperature in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kailua-Kona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 71.6 F).

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 December 18, 2024.
To help decide which airline to fly from Ontario to Kailua-Kona, see what other customers have to say about American Airlines, Hawaiian Airlines and Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,848 reviews
Southwest
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,552 reviews
Southwest
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,604 reviews
Southwest
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Hawaiian Airlines
7.9
Good
2,295 reviews
Southwest
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
9,059 reviews
Southwest
8.1
Very good
4,848 reviews

Crew

8.7

Entertainment

7.7

Boarding

8.2

Comfort

8.1

Food

7.2

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario 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 Ontario to Kailua-Kona round-trip?

    Cheapflights users have booked flights from Ontario to Kailua-Kona round-trip from $267. Other airlines that can offer you cheap pricing are Alaska Airlines, from $276, and Delta, from $282. Hawaiian Airlines is currently priced 35% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Ontario to Kailua-Kona are Hawaiian Airlines ($134), Alaska Airlines ($138), and United Airlines ($139).

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Ontario to Kailua-Kona (average of $409). Flying from Ontario to Kailua-Kona in June is currently the most expensive (average of $596). 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.

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Top 6 airlines flying from Ontario to Kailua-Kona

Discover the top 6 airlines that operate flights from Ontario 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 December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$130Average$364FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$198Average$406FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$247Average$432FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$275Average$534FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$320Average$507FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$346Average$538FlexibilityNo cancel feeOn-time63%
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