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Cheap flights from Ontario to The Big Island from C$ 400

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — KOA
7 Jun — 14 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to The Big Island

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to The Big Island
Explore the most affordable flight options available from Ontario to The Big Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 May 2026.

Tue 8/125:45 p.m.
YOW
-
KOA
1 stop33h 09m
WestJet
Thu 10/1211:30 p.m.
KOA
-
YOW
2 stops20h 15m
WestJet
Deal found 7/5C$ 803
Tue 1/124:15 p.m.
YUL
-
KOA
1 stop34h 39m
WestJet
Wed 9/1210:55 p.m.
KOA
-
YUL
2 stops44h 38m
WestJet
Deal found 5/5C$ 821
Sat 12/910:45 a.m.
YYZ
-
KOA
2 stops14h 50m
United Airlines
Sat 19/910:50 p.m.
KOA
-
YYZ
1 stop11h 24m
United Airlines
Deal found 3/5C$ 822
Wed 21/109:45 a.m.
YUL
-
KOA
2 stops17h 15m
United Airlines
Mon 2/118:30 p.m.
KOA
-
YUL
2 stops14h 51m
United Airlines
Deal found 7/5C$ 833
Wed 23/910:45 a.m.
YYZ
-
KOA
2 stops14h 50m
United Airlines
Tue 6/1012:04 p.m.
KOA
-
YYZ
1 stop12h 56m
United Airlines
Deal found 6/5C$ 851
Tue 15/97:00 a.m.
YUL
-
KOA
2 stops17h 34m
Delta
Wed 23/99:45 p.m.
KOA
-
YUL
2 stops19h 25m
Delta
Deal found 7/5C$ 852
Sun 23/86:30 a.m.
YYZ
-
KOA
1 stop12h 20m
United Airlines
Fri 28/810:50 p.m.
KOA
-
YYZ
1 stop11h 24m
United Airlines
Deal found 7/5C$ 852
Sat 7/115:30 p.m.
YYZ
-
KOA
2 stops24h 30m
United Airlines
Sat 21/1111:10 p.m.
KOA
-
YYZ
2 stops15h 24m
United Airlines
Deal found 5/5C$ 889
Sun 6/129:40 a.m.
YYZ
-
KOA
2 stops17h 14m
WestJet
Sun 20/1210:55 p.m.
KOA
-
YYZ
2 stops19h 48m
WestJet
Deal found 6/5C$ 891
Thu 22/106:35 p.m.
YUL
-
KOA
1 stop22h 11m
United Airlines
Mon 2/118:30 p.m.
KOA
-
YUL
2 stops14h 51m
United Airlines
Deal found 7/5C$ 911
Sat 5/99:45 a.m.
YUL
-
KOA
2 stops16h 20m
United Airlines
Wed 16/911:58 a.m.
KOA
-
YUL
1 stop14h 18m
United Airlines
Deal found 6/5C$ 912
Wed 23/910:45 a.m.
YYZ
-
KOA
2 stops14h 50m
United Airlines
Sun 27/97:35 p.m.
KOA
-
YYZ
2 stops14h 11m
United Airlines
Deal found 7/5C$ 912

Find flight deals from Ontario to The Big Island

Keep the following information in mind while searching for Ontario to The Big Island flight deals. Data was last updated 8 May 2026.

Round-trip from

C$ 822

One-way from

C$ 400

Popular in

August

Cheapest in

January

Average price

C$ 1,171
United Airlines
  • United Airlines
  • 12/9-19/9
  • 3 total stops
  • 26h 14m total
  • Ontario to The Big Island
Search Deals
United Airlines
  • United Airlines
  • 30/5
  • 2 total stops
  • 16h 45m total
  • Ontario to The Big Island
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to The Big Island 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 8 May 2026.
Use the filters below to find and compare flights from Ontario to The Big Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Sat 12/9

10:45 a.m.-7:35 p.m.

2 stops14h 50m

Kona Intl

Sat 19/9

10:50 p.m.-4:14 p.m.

1 stop11h 24m

C$ 822

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

9:45 a.m.-9:00 p.m.

2 stops17h 15m

Kona Intl

Mon 2/11

8:30 p.m.-4:21 p.m.

2 stops14h 51m

C$ 833
Quickest round-trip

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Sun 23/8

6:30 a.m.-12:50 p.m.

1 stop12h 20m

Kona Intl

Fri 28/8

10:50 p.m.-4:14 p.m.

1 stop11h 24m

C$ 852

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Wed 23/9

10:45 a.m.-7:35 p.m.

2 stops14h 50m

Kona Intl

Sun 27/9

7:35 p.m.-3:14 p.m.

1 stop13h 39m

C$ 852

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Thu 22/10

6:35 p.m.-10:46 a.m.

1 stop22h 11m

Kona Intl

Mon 2/11

8:30 p.m.-4:21 p.m.

2 stops14h 51m

C$ 911

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Thu 17/9

9:45 a.m.-7:35 p.m.

2 stops15h 50m

Kona Intl

Thu 24/9

10:55 p.m.-8:16 a.m.

1 stop27h 21m

C$ 946

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Fri 3/7

1:00 p.m.-9:45 p.m.

2 stops14h 45m

Kona Intl

Thu 30/7

12:57 p.m.-9:54 a.m.

2 stops14h 57m

C$ 1,021

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Sat 12/9

8:10 a.m.-7:35 p.m.

1 stop17h 25m

Kona Intl

Sat 19/9

10:50 p.m.-4:14 p.m.

1 stop11h 24m

C$ 1,079

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Sun 18/10

10:05 a.m.-10:46 a.m.

1 stop30h 41m

Kona Intl

Sat 24/10

10:55 p.m.-4:09 p.m.

1 stop11h 14m

C$ 1,106

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Fri 17/7

8:15 a.m.-9:45 p.m.

2 stops19h 30m

Kona Intl

Tue 28/7

11:55 a.m.-8:16 a.m.

1 stop14h 21m

C$ 1,181

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to The Big Island

Have a flexible travel schedule? Discover the best time to fly to The Big Island from Ontario 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 Ontario to The Big Island

How far ahead should I book a flight from Region of Ontario to The Big Island?

The price you pay for your flight from Region of Ontario to The Big Island may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Region of Ontario to The Big Island?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to The Big Island (average of C$ 271). Flying from Region of Ontario to The Big Island in June is currently the most expensive (average of C$ 515). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

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

  • How long is the flight from Region of Ontario to The Big Island?

    There are many flights that can get you from Region of Ontario to The Big Island in 14h 50m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 7429 km.

  • Can I find deals for flights from Ontario to The Big Island that include hotel bookings?

    Yes. In addition to deals on Ontario to The Big Island flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to The Big Island?

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

  • Can I find deals for business class flights from Ontario to The Big Island?

    Yes. Cheapflights offers flight deals from Ontario to The Big Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to The Big Island?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to The Big Island (average of C$ 271). Flying from Region of Ontario to The Big Island in June is currently the most expensive (average of C$ 515). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ontario to The Big Island

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Honolulu flights
Pearson Intl to Honolulu flights
Pierre Elliott Trudeau Intl to Honolulu flights
Vancouver Intl to Kahului flights
Edmonton to Honolulu flights
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Vancouver Intl to Kailua-Kona flights
Calgary to Kahului flights
Pearson Intl to Kahului flights
Region of Waterloo Intl to Honolulu flights
Calgary to Honolulu flights
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Pierre Elliott Trudeau Intl to Kahului flights
Edmonton to Kahului flights
Pierre Elliott Trudeau Intl to Kailua-Kona flights
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Victoria to Honolulu flights
Victoria to Kahului flights
Pearson Intl to Kailua-Kona flights
Winnipeg to Kahului flights
Ottawa to Honolulu flights
Kelowna to Kahului flights
Kelowna to Honolulu flights
Pearson Intl to Lihue flights
Vancouver Intl to Hilo flights
Calgary to Lihue flights
Calgary to Kailua-Kona flights
Edmonton to Lihue flights
Ottawa to Kahului flights
Regina to Honolulu flights
London to Honolulu flights
Hamilton to Kahului flights
Region of Waterloo Intl to Kahului flights
Québec City to Kahului flights
Regina to Kahului flights
Saskatoon to Honolulu flights
Pierre Elliott Trudeau Intl to Lihue flights
Halifax to Kahului flights
Toronto Island to Kahului flights
Halifax to Honolulu flights
Moncton to Honolulu flights
Thunder Bay to Honolulu flights
Charlottetown to Honolulu flights
St. John's to Honolulu flights
Vancouver Intl to Kapalua flights
Edmonton to Kailua-Kona flights
Ottawa to Kailua-Kona flights

Top 3 airlines flying from Ontario to The Big Island

Discover the top 3 airlines that operate flights from Ontario to The Big Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 8 May 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 300AverageC$ 603FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 534AverageC$ 849FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 537AverageC$ 956FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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 Ontario to The Big Island?

Cheapflights makes it easy to find Ontario to The Big Island flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to The Big Island?

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 The Big Island from Ontario.

Can Cheapflights find flights from Ontario to The Big Island with no change fees?

Yes, we can. To see specific flights from Ontario to The Big Island with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ontario to The Big Island become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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