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Cheap flights from Kailua-Kona to Ontario from C$ 229

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — YYZ
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kailua-Kona to Ontario

Keep the following information in mind while searching for Kailua-Kona to Ontario flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 711

One-way from

C$ 229
WestJet
  • WestJet
  • 26/2-2/3
  • 4 total stops
  • 44h 18m total
  • Kailua-Kona to Ontario
Search Deals
Air Canada
  • Air Canada
  • 5/12
  • 1 total stop
  • 22h 00m total
  • Kailua-Kona to Ontario
Search Deals

Find flight deals from Kailua-Kona to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Kailua-Kona to Ontario
Explore the most affordable flight options available from Kailua-Kona to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Tue 23/1211:30 p.m.KOA - YYZ
1 stop25h 38mWestJet
Thu 8/110:30 a.m.YYZ - KOA
1 stop14h 58mWestJet
Deal found 28/10C$ 762
Tue 23/1211:30 p.m.KOA - YYZ
2 stops31h 58mMultiple Airlines
Thu 8/110:30 a.m.YYZ - KOA
1 stop14h 58mMultiple Airlines
Deal found 28/10C$ 764
Sat 13/126:56 p.m.KOA - YYZ
2 stops15h 39mAlaska Airlines
Sat 20/124:45 p.m.YYZ - KOA
1 stop34h 45mAlaska Airlines
Deal found 29/10C$ 1,740
Sat 13/128:55 p.m.KOA - YYZ
1 stop13h 07mUnited Airlines
Sat 20/126:30 a.m.YYZ - KOA
1 stop35h 21mUnited Airlines
Deal found 29/10C$ 1,864

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Ontario 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 629,999 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from Kailua-Kona to Ontario that are best for you.

Fly from

Kailua-Kona

Fly to

Ontario

Route

Depart

Return

Price

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Tue 23/12

11:30 p.m.-12:28 p.m.

2 stops31h 58m

Toronto Pearson Intl

Thu 8/1

10:30 a.m.-8:28 p.m.

1 stop14h 58m

C$ 764

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Tue 23/12

11:30 p.m.-12:26 a.m.

3 stops19h 56m

Toronto Pearson Intl

Thu 8/1

6:30 a.m.-8:28 p.m.

2 stops18h 58m

C$ 853

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Sat 13/12

6:56 p.m.-3:35 p.m.

2 stops15h 39m

Toronto Pearson Intl

Sat 20/12

4:45 p.m.-10:30 p.m.

1 stop34h 45m

C$ 1,740

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Sat 13/12

8:55 p.m.-3:02 p.m.

1 stop13h 07m

Toronto Pearson Intl

Sat 20/12

6:30 a.m.-12:51 p.m.

1 stop35h 21m

C$ 1,864

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Fri 5/12

2:00 p.m.-5:00 p.m.

1 stop22h 00m

C$ 229

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Sat 6/12

2:40 p.m.-1:28 p.m.

2 stops17h 48m

C$ 229

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Sun 7/12

2:00 p.m.-7:14 p.m.

2 stops24h 14m

C$ 229

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Wed 10/12

2:00 p.m.-5:35 p.m.

2 stops22h 35m

C$ 229

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Tue 9/12

8:55 p.m.-7:48 p.m.

2 stops17h 53m

C$ 247

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Mon 8/12

8:55 p.m.-7:48 p.m.

2 stops17h 53m

C$ 247

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 20 results
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Best time to book a flight from Kailua-Kona to Ontario

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

How much does it cost to fly round-trip from Kailua-Kona to Region of Ontario?

Related info for your journey

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

  • What airport do you fly from for flights from Kailua-Kona to Ontario?

    If you book a flight to Ontario from Kailua-Kona, you will be flying from Kona Intl, which is the city’s only airport. Kona Intl (KOA) is located 12.5 km from the centre of Kailua-Kona.

  • How long is the flight from Kailua-Kona to Region of Ontario?

    There are many flights that can get you from Kailua-Kona to Region of Ontario in 19h 56m. Fly via WestJet to get the fastest option. There are 7429 km between Kailua-Kona and Region of Ontario.

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

    One-way options have recently been found by users for as low as C$ 229 on Air Canada. Other airlines that offer cheap prices include United Airlines from C$ 229 and Alaska Airlines from C$ 371 one-way.

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

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

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

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

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

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

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Can Cheapflights notify me if prices for flights from Kailua-Kona to Ontario become cheaper?

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