Find flights
When to book
FAQs

Cheap flights from Kailua-Kona to Ontario from C$ 504

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — YYZ
5 Sep — 12 Sep1
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 6 August 2026.

Tue 27/1010:30 p.m. -
2 stops15h 08m
Wed 28/1010:15 p.m. -
2 stops29h 13m
Deal found 1/8C$ 1,143
Thu 17/912:04 p.m. -
1 stop14h 12m
Thu 24/99:15 a.m. -
2 stops18h 12m
Deal found 3/8C$ 1,163
Fri 6/1111:59 p.m. -
1 stop11h 09m
Sun 8/1110:00 a.m. -
2 stops15h 32m
Deal found 3/8C$ 1,163
Tue 27/1012:04 p.m. -
1 stop13h 26m
Wed 28/1010:53 a.m. -
2 stops14h 39m
Deal found 2/8C$ 1,178
Wed 2/99:17 a.m. -
2 stops15h 22m
Tue 8/911:05 a.m. -
1 stop30h 30m
Deal found 4/8C$ 1,227
Sat 3/1012:00 p.m. -
1 stop13h 00m
Sat 10/1011:00 a.m. -
2 stops16h 27m
Deal found 2/8C$ 1,374
Tue 3/112:14 p.m. -
2 stops15h 03m
Wed 4/115:50 p.m. -
2 stops24h 09m
Deal found 1/8C$ 1,397
Tue 3/111:04 p.m. -
2 stops17h 53m
Wed 4/116:00 p.m. -
1 stop31h 32m
Deal found 3/8C$ 1,572
Thu 17/97:15 p.m. -
3 stops15h 38m
Thu 24/95:34 p.m. -
2 stops26h 29m
Deal found 3/8C$ 1,931

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 6 August 2026.

Round-trip from

C$ 1,143

One-way from

C$ 410
WestJet
  • WestJet
  • 27/10-28/10
  • 4 total stops
  • 44h 21m total
  • Kailua-Kona to Ontario
Search Deals
15/9
  • 15/9
  • 3 total stops
  • 22h 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 6 August 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 Kona Intl - YYZ Toronto Pearson Intl

KOAYYZ

Kona Intl

Fri 6/11

11:59 p.m.-4:08 p.m.

1 stop11h 09m

Toronto Pearson Intl

Sun 8/11

10:00 a.m.-8:32 p.m.

2 stops15h 32m

C$ 1,163

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Thu 17/9

1:08 p.m.-10:40 a.m.

2 stops15h 32m

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

9:15 a.m.-9:27 p.m.

2 stops18h 12m

C$ 1,171

Kailua-KonaToronto

KOA Kona Intl - YYZ Toronto Pearson Intl

KOAYYZ

Kona Intl

Tue 27/10

12:04 p.m.-7:30 a.m.

1 stop13h 26m

Toronto Pearson Intl

Wed 28/10

10:53 a.m.-7:32 p.m.

2 stops14h 39m

C$ 1,178

Kailua-KonaToronto

KOA Kona Intl - YYZ Toronto Pearson Intl

KOAYYZ

Kona Intl

Sat 3/10

12:00 p.m.-7:00 a.m.

1 stop13h 00m

Toronto Pearson Intl

Sat 10/10

11:00 a.m.-9:27 p.m.

2 stops16h 27m

C$ 1,374

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Tue 3/11

2:14 p.m.-10:17 a.m.

2 stops15h 03m

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

5:50 p.m.-12:59 p.m.

2 stops24h 09m

C$ 1,397

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Tue 3/11

1:04 p.m.-10:17 a.m.

2 stops16h 13m

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

6:00 p.m.-8:32 p.m.

1 stop31h 32m

C$ 1,572
Cheapest one-way

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Wed 16/9

12:04 p.m.-8:16 a.m.

1 stop14h 12m

C$ 504

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Tue 6/10

3:46 p.m.-7:05 a.m.

2 stops33h 19m

C$ 604

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Tue 6/10

1:08 p.m.-6:44 a.m.

1 stop11h 36m

C$ 709

Kailua-KonaMontreal

KOA Kona Intl - YUL Montreal Pierre Elliott Trudeau Intl

KOAYUL

Kona Intl

Tue 10/11

11:59 p.m.-4:46 p.m.

1 stop11h 47m

C$ 709

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 09m. Fly via WestJet, United Airlines, or Air Canada to get the fastest option. There are 7429 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kailua-Kona to Ontario?

Deals for Kailua-Kona to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Kailua-Kona.

Can Cheapflights find flights from Kailua-Kona to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Kailua-Kona to Ontario flexibly with Cheapflights today.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.