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Cheap flights from Kailua-Kona to Ontario from C$ 219

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — YYZ
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kailua-Kona to Ontario

Enter your travel dates to find the best prices.

Best flights from Kailua-Kona to Ontario
Discover carefully curated flight deals from Kailua-Kona to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 December 2025.

Thu 22/19:30 p.m.KOA - YYZ
2 stops27h 28mWestJet
Thu 29/110:30 a.m.YYZ - KOA
1 stop14h 58mWestJet
Deal found 15/12C$ 525
Wed 14/18:55 p.m.KOA - YYZ
1 stop13h 07mUnited Airlines
Sun 18/16:50 a.m.YYZ - KOA
2 stops14h 51mUnited Airlines
Deal found 15/12C$ 639
Fri 30/19:10 p.m.KOA - YYZ
1 stop13h 25mAlaska Airlines
Fri 6/24:45 p.m.YYZ - KOA
1 stop33h 45mAlaska Airlines
Deal found 16/12C$ 766
Fri 30/17:40 p.m.KOA - YYZ
2 stops14h 55mMultiple Airlines
Fri 6/24:45 p.m.YYZ - KOA
1 stop33h 45mMultiple Airlines
Deal found 16/12C$ 770
Wed 18/210:55 p.m.KOA - YUL
1 stop12h 54mAir Canada
Sun 22/25:25 p.m.YUL - KOA
2 stops24h 34mAir Canada
Deal found 17/12C$ 887
Wed 14/19:30 p.m.KOA - YYZ
1 stop33h 58mWestJet
Sun 18/16:30 a.m.YYZ - KOA
1 stop18h 59mWestJet
Deal found 14/12C$ 603
Wed 18/210:55 p.m.KOA - YUL
1 stop12h 54mUnited Airlines
Sun 22/26:45 p.m.YUL - KOA
1 stop23h 08mUnited Airlines
Deal found 15/12C$ 938
Fri 30/12:20 p.m.KOA - YYZ
2 stops14h 38mUnited Airlines
Fri 6/23:30 p.m.YYZ - KOA
2 stops26h 27mUnited Airlines
Deal found 16/12C$ 941

Find 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 18 December 2025.

Round-trip from

C$ 639

One-way from

C$ 219
United Airlines
  • United Airlines
  • 14/1-18/1
  • 3 total stops
  • 27h 58m total
  • Kailua-Kona to Ontario
Search Deals
WestJet
  • WestJet
  • 7/3
  • 2 total stops
  • 54h 53m total
  • Kailua-Kona to Ontario
Search Deals

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 18 December 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

Thu 22/1

9:30 p.m.-5:58 a.m.

2 stops27h 28m

Toronto Pearson Intl

Thu 29/1

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

1 stop14h 58m

C$ 525

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Wed 14/1

9:30 p.m.-12:28 p.m.

1 stop33h 58m

Toronto Pearson Intl

Sun 18/1

6:30 a.m.-8:29 p.m.

1 stop18h 59m

C$ 603

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Wed 14/1

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

1 stop13h 07m

Toronto Pearson Intl

Sun 18/1

6:50 a.m.-4:41 p.m.

2 stops14h 51m

C$ 639

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Fri 30/1

9:10 p.m.-3:35 p.m.

1 stop13h 25m

Toronto Pearson Intl

Fri 6/2

4:45 p.m.-9:30 p.m.

1 stop33h 45m

C$ 766

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Fri 30/1

7:40 p.m.-3:35 p.m.

2 stops14h 55m

Toronto Pearson Intl

Fri 6/2

4:45 p.m.-9:30 p.m.

1 stop33h 45m

C$ 770

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Wed 18/2

10:55 p.m.-4:49 p.m.

1 stop12h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

5:25 p.m.-12:59 p.m.

2 stops24h 34m

C$ 887

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Wed 18/2

10:55 p.m.-4:49 p.m.

1 stop12h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

6:45 p.m.-12:53 p.m.

1 stop23h 08m

C$ 938

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Fri 30/1

2:20 p.m.-9:58 a.m.

2 stops14h 38m

Toronto Pearson Intl

Fri 6/2

3:30 p.m.-12:57 p.m.

2 stops26h 27m

C$ 941

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Sat 7/3

11:30 p.m.-12:23 p.m.

2 stops54h 53m

C$ 219

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Wed 15/4

2:25 p.m.-7:12 p.m.

1 stop22h 47m

C$ 247

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/12

Showing 1-10 of 19 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
No data available for this route at this time. Please check back soon.

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 12h 54m. Fly via WestJet, United Airlines, or Air Canada to get the fastest option. There are 7865 km between Kailua-Kona and Region of Ontario. This flight may include one or multiple stops.

  • 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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Alternative routes for Kailua-Kona to Ontario

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