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Did you mean flights from Ontario to Kailua-Kona?
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Kona International Airport
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Ontario International Airport
At present, there are no direct flights from Kailua-Kona to Ontario.
However, there are several flights from KOA to ONT with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from KOA to ONT, and to see what flight schedules are available.
In Ontario, the summers are known for being warm, long, and dry, with temperatures typically reaching about 30°C (86°F). The area’s breathtaking scenery complements the sun-filled lifestyle, making it a popular destination for visitors all year round who are looking for relaxation, fun by the water, and the beauty of the outdoors.
Ontario is best explored from mid-spring to summer, specifically between April and September, as most rainfall occurs from October to February.

In total there are 6 airlines that cover the full route from Kailua-Kona KOA to Ontario ONT. These airlines are:
All other flights from Kailua-Kona to Ontario are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from Kailua-Kona KOA to Ontario ONT. These alliances are:
You can fly the full journey from KOA to ONT in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
However, for the first part of this route, Economy, Premium Economy, Business and First Class are available. This depends on the stopover airport of your choice though.
Again depending on your stopover airport, available classes for the second part of this route are Economy and Business Class.
In total there are 5 aircraft types that cover the full route from Kailua-Kona to Ontario. These aircrafts are:
All other flights from Kailua-Kona to Ontario are operated by a combination of multiple aircraft types.
The distance between Kailua-Kona and Ontario is 2,551 miles (4,106 kilometers).
However, because there are no direct flights between KOA and ONT, the distance of the full journey varies between 2,761 and 5,900 miles (or 4,443 and 9,495 kilometers), depending on your stopover airport.
Flights from Kailua-Kona to Ontario take from 6 hours and 23 minutes up to 12 hours and 31 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Ontario: Ontario International Airport (ONT).
From 6 hours and 23 minutes up to 12 hours and 31 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between KOA and ONT, the total distance of the full journey varies between 2,761 and 5,900 miles (or 4,443 and 9,495 kilometers), depending on your stopover airport.
Southwest Airlines, Alaska, United Airlines, American Airlines, Porter and Delta are flying the full route from Kailua-Kona to Ontario.
Hawaiian Airlines, Frontier Airlines and KaiserAir operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from Kailua-Kona to Ontario.
You can fly the full route from Kailua-Kona to Ontario (with 1 stopover) in Economy and Business Class.
Aircraft types that fly the full route from Kailua-Kona to Ontario (with 1 stopover):
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