Cheap flights from Ontario to Kailua-Kona (ONT - KOA)

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The best prices from Ontario to Kona Intl are usually found in February or August, booked 35 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

How to find the cheapest flight from
Ontario (ONT) to Kailua-Kona (KOA)

All the information you need to plan the best ONT to KOA flight in 2022: compare Ontario to Kailua-Kona flight prices with the expected peak season, weather and rainfall in Kailua-Kona.
ONT - KOA
Price
$358 - $545
KOA
Temperature
71.6 - 77 °F
KOA
Rainfall
1.6 - 2.8 inches

Popular in

April

High demand for flights, 16% potential price rise

Cheapest in

February

Best time to find cheap flights, 21% potential price drop

Round-trip from

$358

From Ontario to Kona Intl

One-way from

$283

One-way flight from Ontario to Kona Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Ontario to Kailua-Kona?

Friday flights are generally found to be more expensive for flights from Ontario to Kailua-Kona. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Kailua-Kona.

What is the cheapest month to fly from Ontario to Kailua-Kona?

February can be a great time to fly to Kailua-Kona from Ontario with a flight ticket averaging about $442. Cheapflights users have found deals in the month of February for as cheap as $287. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Ontario to Kailua-Kona (ONT - KOA)?

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 evening, which can drop the price by up to 29% versus a flight at noon.

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

Users have found that booking a flight from Ontario to Kailua-Kona at least 33 days early can save you up to 7% on average compared to booking a flight this week. If booking 33 days before your flight isn’t an option for you, users have found flights from Ontario to Kailua-Kona for as little as $431 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $448 for flights departing within the next 3 days.

Cheap flights from Ontario to Kailua-Kona in May, June 2022

The best prices found for ONT to KOA flights for May, June
18 May - 23 May
$327pp
ONT
Ontario
United Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
United Airlines
 
1 STOP
ONT
Ontario
18 May - 23 May
$334pp
ONT
Ontario
American Airlines
   
2 STOPS
KOA
Kona Intl
KOA
Kona Intl
American Airlines
 
1 STOP
ONT
Ontario
17 May - 23 May
$335pp
ONT
Ontario
Multiple Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
American Airlines
 
1 STOP
ONT
Ontario

Ontario to Kailua-Kona 2022 flight deals

Cheap flights to Kailua-Kona from Ontario found for this year
27 Sep - 5 Oct
$318pp
ONT
Ontario
Hawaiian Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
Hawaiian Airlines
 
1 STOP
ONT
Ontario
18 May - 23 May
$327pp
ONT
Ontario
United Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
United Airlines
 
1 STOP
ONT
Ontario
21 Aug - 25 Aug
$330pp
ONT
Ontario
American Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
American Airlines
 
1 STOP
ONT
Ontario

Last minute flights from Ontario to Kailua-Kona

Late deals on round-trip flights to Kailua-Kona from Ontario, departing today and this week
23 May - 2 Jun
$327pp
ONT
Ontario
United Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
United Airlines
 
1 STOP
ONT
Ontario
26 May - 6 Jun
$412pp
ONT
Ontario
United Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
United Airlines
 
1 STOP
ONT
Ontario
23 May - 29 May
$477pp
ONT
Ontario
United Airlines
 
1 STOP
KOA
Kona Intl
KOA
Kona Intl
United Airlines
 
1 STOP
ONT
Ontario

One-way flights to Kona Intl from Ontario

The cheapest one-way flights from Ontario to Kailua-Kona
6:39 am - 3:27 pm
United Airlines
1 Stop
11h 48m
ONT - KOA
United Airlines
$283
United
8:07 pm - 4:05 pm
American Airlines
2 Stops
22h 58m
ONT - KOA
American Airlines
5:10 am - 2:01 pm
Hawaiian Airlines
2 Stops
11h 51m
ONT - KOA
Hawaiian Airlines
$290
Hawaiian Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Kailua-Kona</span> flights.

Flight FAQs

From Ontario to Kailua-Kona

Which airlines flying from Ontario to Kona Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Ontario to Kona Intl have new flexible policies in place due to COVID-19. United Airlines, Hawaiian Airlines, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Ontario to Kailua-Kona for under $400 on Cheapflights?

Yes, there are multiple flights from Ontario to Kailua-Kona for under $400. The cheapest flight booked recently is on Hawaiian Airlines for just $318, but on average you can expect to pay $339.

Are there last-minute flights available from Ontario to Kailua-Kona for under $400?

There are currently 20+ open flights from Ontario to Kailua-Kona within the next 7 days for less than $400.

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 $318. Other airlines that can offer you cheap pricing are United Airlines, from $327, and American Airlines, from $330. Hawaiian Airlines is currently priced 30% 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 ($159), United Airlines ($164), and American Airlines ($174).

What are the most popular airlines that fly from Ontario to Kailua-Kona?

When booking a flight from Ontario to Kailua-Kona, you may want to consider flying on American Airlines, Alaska Airlines or Delta as they are the most popular for this route.

What are the cheapest flights from Ontario to Kailua-Kona?

On average you can expect to pay $752 for a flight from Ontario to Kailua-Kona. The cheapest flight overall is $138 while the most popular route, (Ontario - Kona Intl) is currently priced at $318.

COVID Restrictions

View COVID Travel Restrictions for Kailua-Kona (KOA)

Do I need a COVID test to fly to Kailua-Kona from Ontario?

Information is based on travel restrictions for travel to Kona Intl within the United States

Most visitors from Ontario need to provide a negative COVID-19 test result and/or quarantine to enter Kona Intl.

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Kona Intl.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Kona Intl.

Do I need a test to fly back to Ontario from Kailua-Kona?

Returning to Ontario from Kona Intl

COVID-19 testing requirements
Visitors from Kona Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Ontario.

Quarantine requirements
Visitors from Kona Intl are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Kailua-Kona (KOA)

Alternative routes for Ontario to Kailua-Kona

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

Destination information for Kailua-Kona

Things to know before you go - useful duration and weather info for your trip from Ontario to Kailua-Kona.
Average temperature for May in Kailua-Kona
77.0 °F

Airports servicing Ontario

Airports servicing Kailua-Kona

Kona Intl (KOA)

Top 4 airlines flying from Ontario to Kona Intl

The chart below displays the airlines Cheapflights users traveling from Ontario to Kailua-Kona choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$143 $425 No cancel fee 71%
Delta
$146 $419 No cancel fee N/A
Hawaiian Airlines
$197 $427 No cancel fee 85%
United Airlines
$206 $406 No cancel fee 69%
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