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Cheap flights from Kailua-Kona to Ontario from C$ 387

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — YYZ
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap 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 22 March 2026.

Thu 16/410:48 p.m.
KOA
-
YYZ
1 stop11h 26m
United Airlines
Sun 19/48:50 a.m.
YYZ
-
KOA
2 stops16h 52m
United Airlines
Deal found 19/3C$ 796
Tue 5/512:02 p.m.
KOA
-
YUL
2 stops16h 38m
United Airlines
Thu 7/59:45 a.m.
YUL
-
KOA
2 stops32h 15m
United Airlines
Deal found 19/3C$ 882
Thu 16/47:30 p.m.
KOA
-
YUL
2 stops20h 36m
United Airlines
Thu 23/46:10 a.m.
YUL
-
KOA
2 stops15h 20m
United Airlines
Deal found 19/3C$ 883
Tue 5/512:02 p.m.
KOA
-
YUL
2 stops16h 38m
Air Canada
Thu 7/55:40 p.m.
YUL
-
KOA
1 stop23h 07m
Air Canada
Deal found 19/3C$ 925
Tue 26/510:50 p.m.
KOA
-
YYZ
1 stop11h 24m
United Airlines
Tue 28/711:00 a.m.
YYZ
-
KOA
2 stops14h 47m
United Airlines
Deal found 21/3C$ 1,063
Fri 29/510:15 p.m.
KOA
-
YYZ
2 stops18h 48m
Air Canada
Tue 28/710:15 a.m.
YYZ
-
KOA
2 stops15h 32m
Air Canada
Deal found 21/3C$ 1,065
Tue 26/510:15 p.m.
KOA
-
YYZ
2 stops15h 22m
United Airlines
Wed 29/710:45 a.m.
YYZ
-
KOA
2 stops15h 02m
United Airlines
Deal found 21/3C$ 1,069
Mon 11/51:15 p.m.
KOA
-
YUL
2 stops17h 54m
United Airlines
Wed 13/59:15 a.m.
YUL
-
KOA
2 stops16h 35m
United Airlines
Deal found 20/3C$ 1,070
Thu 25/61:52 p.m.
KOA
-
YUL
1 stop12h 33m
United Airlines
Sat 4/78:40 a.m.
YUL
-
KOA
2 stops17h 07m
United Airlines
Deal found 20/3C$ 1,130
Thu 25/69:37 p.m.
KOA
-
YUL
2 stops20h 22m
Delta
Sat 4/77:00 a.m.
YUL
-
KOA
2 stops18h 17m
Delta
Deal found 21/3C$ 1,139

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 22 March 2026.

Round-trip from

C$ 796

One-way from

C$ 387
United Airlines
  • United Airlines
  • 16/4-19/4
  • 3 total stops
  • 28h 18m total
  • Kailua-Kona to Ontario
Search Deals
Air Canada
  • Air Canada
  • 9/6
  • 1 total stop
  • 20h 04m 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 22 March 2026.
Use the filters below to find and compare flights from Kailua-Kona to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Thu 16/4

10:48 p.m.-4:14 p.m.

1 stop11h 26m

Toronto Pearson Intl

Sun 19/4

8:50 a.m.-7:42 p.m.

2 stops16h 52m

C$ 796

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Thu 16/4

7:30 p.m.-10:06 p.m.

2 stops20h 36m

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

6:10 a.m.-3:30 p.m.

2 stops15h 20m

C$ 883

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Thu 25/6

1:52 p.m.-8:25 a.m.

1 stop12h 33m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

8:40 a.m.-7:47 p.m.

2 stops17h 07m

C$ 1,130

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Tue 26/5

10:15 p.m.-7:37 p.m.

2 stops15h 22m

Toronto Pearson Intl

Mon 27/7

8:30 a.m.-9:45 p.m.

2 stops19h 15m

C$ 1,139

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Mon 11/5

1:15 p.m.-1:09 p.m.

2 stops17h 54m

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

5:40 p.m.-7:50 p.m.

1 stop32h 10m

C$ 1,184

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Thu 25/6

8:40 p.m.-11:56 p.m.

2 stops21h 16m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

7:00 a.m.-6:34 p.m.

2 stops17h 34m

C$ 1,206
Cheapest one-way

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Thu 30/4

2:36 p.m.-7:05 a.m.

2 stops34h 29m

C$ 417

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Tue 9/6

10:15 p.m.-12:19 a.m.

1 stop20h 04m

C$ 451

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Mon 4/5

10:36 a.m.-3:45 p.m.

2 stops23h 09m

C$ 465

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Fri 15/5

8:50 p.m.-11:57 p.m.

2 stops21h 07m

C$ 472

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/3

Showing 1-10 of 23 resultsSorted by cheapest first
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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 11h 26m. Fly via United Airlines to get the fastest option. There are 7429 km between Kailua-Kona and Region of Ontario.

  • 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.

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Why should you use Cheapflights to find cheap flight tickets from Kailua-Kona to Ontario?

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

Yes, Cheapflights offers price alerts on Kailua-Kona to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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