Find flights
When to book
Airlines
FAQs

Cheap flights from Ontario to Kailua-Kona from C$ 279

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 29/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — KOA
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Ontario to Kailua-Kona

Keep the following information in mind while searching for Ontario to Kailua-Kona flight deals. Data was last updated 12 June 2025.

Round-trip from

C$ 580

One-way from

C$ 424

Popular in

July

Cheapest in

November

Average price

C$ 1,262
United Airlines
  • United Airlines
  • 1/9-15/9
  • 2 total stops
  • 48h 01m total
  • Ontario to Kailua-Kona
Search Deals
1/10
  • 1/10
  • 3 total stops
  • 35h 24m total
  • Ontario to Kailua-Kona
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (C$ 290 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 June 2025
Search Deals

Find flight deals from Ontario to Kailua-Kona

Cheapest flights from Ontario to Kailua-Kona
Explore the most affordable flight options available from Ontario to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Fri 24/1010:20 p.m.YYZ - KOA
2 stops52h 08mWestJet
Sat 1/1111:35 p.m.KOA - YYZ
2 stops25h 15mWestJet
Deal found 10/6C$ 435
Fri 12/99:44 a.m.YYZ - KOA
2 stops15h 40mUnited Airlines
Wed 17/91:30 p.m.KOA - YYZ
2 stops16h 14mUnited Airlines
Deal found 9/6C$ 472
Wed 10/94:05 p.m.YUL - KOA
2 stops25h 41mAir Canada
Wed 24/91:30 p.m.KOA - YUL
2 stops18h 24mAir Canada
Deal found 11/6C$ 615
Thu 23/107:00 p.m.YYZ - KOA
1 stop22h 26mAir Canada
Fri 31/101:25 p.m.KOA - YYZ
2 stops28h 12mAir Canada
Deal found 10/6C$ 621
Tue 7/106:00 a.m.YYZ - KOA
2 stops18h 40mDelta
Tue 11/119:40 p.m.KOA - YYZ
2 stops20h 18mDelta
Deal found 9/6C$ 669
Sat 20/93:41 p.m.YUL - KOA
2 stops26h 05mUnited Airlines
Tue 30/91:40 p.m.KOA - YUL
1 stop12h 36mUnited Airlines
Deal found 10/6C$ 670
Sun 2/119:30 a.m.YYZ - KOA
2 stops16h 58mMultiple Airlines
Sat 8/117:50 p.m.KOA - YYZ
2 stops14h 45mMultiple Airlines
Deal found 10/6C$ 714
Tue 7/104:45 p.m.YYZ - KOA
1 stop34h 55mHawaiian Airlines
Tue 11/119:40 p.m.KOA - YYZ
1 stop12h 55mHawaiian Airlines
Deal found 10/6C$ 978
Sat 11/106:29 p.m.YYZ - KOA
2 stops23h 53mAmerican Airlines
Sat 25/101:52 p.m.KOA - YYZ
2 stops16h 38mAmerican Airlines
Deal found 10/6C$ 1,009
Wed 10/97:25 a.m.YUL - KOA
3 stops19h 02mAmerican Airlines
Wed 24/93:13 p.m.KOA - YUL
2 stops19h 17mAmerican Airlines
Deal found 11/6C$ 1,293
Sat 26/75:50 p.m.YOW - KOA
2 stops27h 29mUnited Airlines
Sat 2/87:40 p.m.KOA - YOW
2 stops15h 26mUnited Airlines
Deal found 11/6C$ 1,345
Sat 20/123:55 p.m.YOW - KOA
1 stop34h 33mWestJet
Sun 28/1210:30 p.m.KOA - YOW
2 stops26h 03mWestJet
Deal found 11/6C$ 1,501

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Kailua-Kona 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 12 June 2025.
Use the filters below to find and compare flights from Ontario to Kailua-Kona that are best for you.

Fly from

Ontario

Fly to

Kailua-Kona

Route

Depart

Return

Price

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Fri 24/10

10:20 p.m.-8:28 p.m.

2 stops52h 08m

Kona Intl

Sat 1/11

11:35 p.m.-5:50 a.m.

2 stops25h 15m

C$ 435

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Fri 12/9

9:44 a.m.-7:24 p.m.

2 stops15h 40m

Kona Intl

Wed 17/9

1:30 p.m.-11:44 a.m.

2 stops16h 14m

C$ 472

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

4:05 p.m.-11:46 a.m.

2 stops25h 41m

Kona Intl

Wed 24/9

1:30 p.m.-1:54 p.m.

2 stops18h 24m

C$ 615

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Thu 23/10

7:00 p.m.-11:26 a.m.

1 stop22h 26m

Kona Intl

Fri 31/10

1:25 p.m.-11:37 p.m.

2 stops28h 12m

C$ 621

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Tue 7/10

6:00 a.m.-6:40 p.m.

2 stops18h 40m

Kona Intl

Tue 11/11

9:40 p.m.-10:58 p.m.

2 stops20h 18m

C$ 669

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

3:41 p.m.-11:46 a.m.

2 stops26h 05m

Kona Intl

Tue 30/9

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

2 stops15h 00m

C$ 670

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Sun 2/11

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

2 stops16h 58m

Kona Intl

Sat 8/11

7:50 p.m.-3:35 p.m.

2 stops14h 45m

C$ 714

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Tue 7/10

4:45 p.m.-9:40 p.m.

1 stop34h 55m

Kona Intl

Tue 11/11

9:40 p.m.-3:35 p.m.

1 stop12h 55m

C$ 978

TorontoKailua-Kona

YYZ - KOA

YYZKOA

Toronto Pearson Intl

Sat 11/10

6:29 p.m.-12:22 p.m.

2 stops23h 53m

Kona Intl

Sat 25/10

1:52 p.m.-12:30 p.m.

2 stops16h 38m

C$ 1,009

MontrealKailua-Kona

YUL - KOA

YULKOA

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

7:25 a.m.-8:27 p.m.

3 stops19h 02m

Kona Intl

Wed 24/9

3:13 p.m.-4:30 p.m.

2 stops19h 17m

C$ 1,293

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 19 results
1
2

Best time to book a flight from Ontario to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona 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 Kailua-Kona

What is the cheapest month to book a flight from Region of Ontario to Kailua-Kona?

Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Kailua-Kona (average of C$ 320). Flying from Region of Ontario to Kailua-Kona in June is currently the most expensive (average of C$ 774). 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.

What is the cheapest time of day to fly from ON to KOA?

Find hourly flight availability from Ontario to Kailua-Kona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Kailua-Kona as you normally would.

Rainfall in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kailua-Kona ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Kailua-Kona when rainfall is around 40.0 mm.

Temperature in Kailua-Kona by month

Plan your trip to Kailua-Kona by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kailua-Kona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 22.0 C).

Reviews of airlines servicing Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated 12 June 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Ontario to Kailua-Kona by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Air Canada
7.1
Good
9,537 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Kailua-Kona. 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 into for flights to Kailua-Kona from Ontario?

    For a flight from Ontario to Kailua-Kona, you will be flying into Kona Intl. Kona Intl (KOA) is just 12.5 km from the centre of the city.

  • What are the cheapest airlines to fly from Region of Ontario to Kailua-Kona one-way?

    The cheapest airlines for a one-way flight from Region of Ontario to Kailua-Kona are United Airlines (C$ 532), Air Canada (C$ 550), and Alaska Airlines (C$ 618).

  • What are the most popular routes from Region of Ontario to Kailua-Kona?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Kona Intl or Ottawa - Kona Intl, Toronto Pearson Intl - Kona Intl is the most popular route from Region of Ontario to Kailua-Kona.

  • Can I find deals for flights from Ontario to Kailua-Kona that include hotel bookings?

    Yes. In addition to deals on Ontario to Kailua-Kona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Kailua-Kona?

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

  • Can I find deals for business class flights from Ontario to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Ontario to Kailua-Kona 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 Kailua-Kona?

    Currently, November is the cheapest month in which you can book a flight from Region of Ontario to Kailua-Kona (average of C$ 320). Flying from Region of Ontario to Kailua-Kona in June is currently the most expensive (average of C$ 774). 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

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

Alternative routes for Ontario to Kailua-Kona

See prices for flight routes from nearby airports that may be better suited for you.
Vancouver Intl to Honolulu flights
Pierre Elliott Trudeau Intl to Honolulu flights
Pearson Intl to Honolulu flights
Vancouver Intl to Kahului flights
Calgary to Honolulu flights
Vancouver Intl to Kailua-Kona flights
Pearson Intl to Kahului flights
Pierre Elliott Trudeau Intl to Kahului flights
Calgary to Kahului flights
Winnipeg to Honolulu flights
Vancouver Intl to Lihue flights
Edmonton to Honolulu flights
Edmonton to Kahului flights
Region of Waterloo Intl to Honolulu flights
Hamilton to Honolulu flights
Calgary to Lihue flights
Québec City to Honolulu flights
Calgary to Kailua-Kona flights
Ottawa to Honolulu flights
Pearson Intl to Kailua-Kona flights
Victoria to Kahului flights
Pearson Intl to Lihue flights
Toronto Island to Honolulu flights
Edmonton to Kailua-Kona flights
Abbotsford to Kahului flights
Hamilton to Kahului flights
Québec City to Kahului flights
Saskatoon to Kahului flights
Kelowna to Honolulu flights
Region of Waterloo Intl to Kahului flights
Victoria to Honolulu flights
Winnipeg to Kahului flights
Pierre Elliott Trudeau Intl to Kailua-Kona flights
Toronto Island to Kahului flights
Pierre Elliott Trudeau Intl to Lihue flights
Halifax to Honolulu flights
Kelowna to Kahului flights
Regina to Honolulu flights
Victoria to Kailua-Kona flights
Saskatoon to Honolulu flights
Nanaimo to Kahului flights
Prince George to Honolulu flights
Ottawa to Kailua-Kona flights
Kelowna to Lihue flights
Pearson Intl to Hilo flights
Québec City to Kailua-Kona flights
Saskatoon to Kailua-Kona flights
Edmonton to Lihue flights
Prince George to Kahului flights
Terrace to Honolulu flights

Top 4 airlines flying from Ontario to Kailua-Kona

Discover the top 4 airlines that operate flights from Ontario to Kailua-Kona. 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 499AverageC$ 758FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 536AverageC$ 1,025FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 602AverageC$ 886FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 1,091AverageC$ 1,123FlexibilityNo cancel feeOn-time71%
Search American Airlines 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 Kailua-Kona?

Deals for Ontario to Kailua-Kona 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 Ontario to Kailua-Kona?

Cheapflights simply makes it quick and affordable to book flights from Ontario to Kailua-Kona by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Kailua-Kona from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

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

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.