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Cheap flights from The Big Island to Ontario from C$ 250

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — YYZ
5 Aug — 12 Aug1
1 adult

Find flight deals from The Big Island to Ontario

Best flights from The Big Island to Ontario
Discover carefully curated flight deals from The Big Island to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 31 July 2025.

Wed 10/99:00 p.m.KOA - YYZ
2 stops38h 38mMultiple Airlines
Sat 13/910:40 a.m.YYZ - KOA
1 stop30h 07mMultiple Airlines
Deal found 29/7C$ 700
Wed 10/97:40 p.m.KOA - YYZ
1 stop13h 31mUnited Airlines
Wed 17/99:44 a.m.YYZ - KOA
1 stop12h 02mUnited Airlines
Deal found 29/7C$ 727
Wed 10/911:47 a.m.KOA - YYZ
1 stop21h 13mAlaska Airlines
Sat 20/94:45 p.m.YYZ - KOA
1 stop35h 24mAlaska Airlines
Deal found 29/7C$ 797
Wed 10/911:00 p.m.KOA - YYZ
2 stops17h 36mAir Canada
Sun 21/96:15 a.m.YYZ - KOA
2 stops19h 09mAir Canada
Deal found 29/7C$ 851
Tue 9/99:55 p.m.KOA - YUL
2 stops18h 37mAmerican Airlines
Mon 29/97:50 a.m.YUL - KOA
3 stops18h 37mAmerican Airlines
Deal found 29/7C$ 1,580
Tue 9/91:15 p.m.KOA - YUL
1 stop13h 01mUnited Airlines
Mon 29/96:30 p.m.YUL - KOA
1 stop22h 56mUnited Airlines
Deal found 29/7C$ 843

Cheapflights Fare Finder

 
Customize your flight search to find flights from The Big Island 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 31 July 2025.
Use the filters below to find and compare flights from The Big Island to Ontario that are best for you.

Fly from

The Big Island

Fly to

Ontario

Route

Depart

Return

Price

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Wed 10/9

9:00 p.m.-5:38 p.m.

2 stops38h 38m

Toronto Pearson Intl

Sat 13/9

10:40 a.m.-10:47 a.m.

1 stop30h 07m

C$ 700

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Wed 10/9

7:40 p.m.-3:11 p.m.

1 stop13h 31m

Toronto Pearson Intl

Wed 17/9

9:44 a.m.-3:46 p.m.

1 stop12h 02m

C$ 727

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Wed 10/9

11:47 a.m.-3:00 p.m.

1 stop21h 13m

Toronto Pearson Intl

Sat 20/9

4:45 p.m.-10:09 p.m.

1 stop35h 24m

C$ 797

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Tue 9/9

1:15 p.m.-8:16 a.m.

1 stop13h 01m

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

6:30 p.m.-11:26 a.m.

1 stop22h 56m

C$ 843

Kailua-KonaToronto

KOA - YYZ

KOAYYZ

Kona Intl

Wed 10/9

11:00 p.m.-10:36 p.m.

2 stops17h 36m

Toronto Pearson Intl

Sun 21/9

6:15 a.m.-7:24 p.m.

2 stops19h 09m

C$ 851

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Tue 9/9

9:55 p.m.-10:32 p.m.

2 stops18h 37m

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

7:50 a.m.-8:27 p.m.

3 stops18h 37m

C$ 1,580

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Sun 26/10

9:55 p.m.-12:33 a.m.

2 stops20h 38m

C$ 250

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Sun 26/10

9:55 p.m.-1:32 p.m.

1 stop33h 37m

C$ 285

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Mon 27/10

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

2 stops17h 53m

C$ 310

Kailua-KonaMontreal

KOA - YUL

KOAYUL

Kona Intl

Sat 25/10

1:40 p.m.-8:16 a.m.

1 stop12h 36m

C$ 378

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Showing 1-10 of 15 results
1
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Best time to book a flight from The Big Island to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from The Big Island 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 The Big Island to Ontario
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 31 July 2025.
Check out reviews from past customers who have flown with United Airlines,American Airlines, andWestJet from The Big Island to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,900 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,900 reviews
United Airlines
7.4
Good
8,900 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,900 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
WestJet
7.2
Good
2,978 reviews
United Airlines
7.4
Good
8,900 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
9,851 reviews
United Airlines
7.4
Good
8,900 reviews
Check prices

Overall

7.4

Crew

8.1

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What are the cheapest airlines to fly from The Big Island to Region of Ontario one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as C$ 250. Users have also found prices from C$ 310 and C$ 378 on United Airlines and Air Canada, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from The Big Island 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.

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

    Currently, January is the cheapest month in which you can book a flight from The Big Island to Region of Ontario (average of C$ 167). Flying from The Big Island to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

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Alternative routes for The Big Island to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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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 The Big Island to Ontario?

Deals for The Big Island 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 The Big Island to Ontario?

Cheapflights helps you find that perfect flight to Ontario from The Big Island by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from The Big Island to Ontario 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 The Big Island to Ontario become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ontario from The Big Island today and book when prices fit your budget.

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