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Cheap flights from Ontario to Sydney from C$ 929

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SYD
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Sydney

Keep the following information in mind while searching for Ontario to Sydney flight deals. Data was last updated 3 November 2025.

Round-trip from

C$ 1,600

One-way from

C$ 929

Popular in

December

Cheapest in

April

Average price

C$ 2,177
2/12-10/12
  • 2/12-10/12
  • 2 total stops
  • 55h 28m total
  • Ontario to Sydney
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6/12
  • 6/12
  • 3 total stops
  • 52h 45m total
  • Ontario to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 366 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 73 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Ontario to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Sydney
Explore the most affordable flight options available from Ontario to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2025.

Tue 2/1210:00 a.m.YYZ - SYD
1 stop29h 25mMultiple Airlines
Wed 10/1211:20 a.m.SYD - YYZ
1 stop26h 03mMultiple Airlines
Deal found 1/11C$ 1,600
Tue 2/1210:00 a.m.YYZ - SYD
1 stop31h 00mMultiple Airlines
Tue 9/1211:20 a.m.SYD - YYZ
1 stop26h 03mMultiple Airlines
Deal found 2/11C$ 1,649
Thu 20/118:00 a.m.YYZ - SYD
1 stop31h 25mMultiple Airlines
Wed 3/125:45 p.m.SYD - YYZ
1 stop22h 20mMultiple Airlines
Deal found 1/11C$ 1,726
Mon 17/114:55 p.m.YYZ - SYD
1 stop22h 30mMultiple Airlines
Mon 1/125:45 p.m.SYD - YYZ
1 stop28h 55mMultiple Airlines
Deal found 1/11C$ 1,743
Thu 4/1210:00 a.m.YYZ - SYD
1 stop29h 25mMultiple Airlines
Tue 10/311:20 a.m.SYD - YYZ
1 stop25h 02mMultiple Airlines
Deal found 2/11C$ 1,776
Thu 20/114:30 p.m.YYZ - SYD
2 stops25h 05mAir Canada
Wed 3/1211:20 a.m.SYD - YYZ
2 stops21h 48mAir Canada
Deal found 1/11C$ 1,831
Mon 17/111:55 p.m.YYZ - SYD
1 stop30h 05mCathay Pacific
Mon 24/1110:20 p.m.SYD - YYZ
1 stop38h 40mCathay Pacific
Deal found 2/11C$ 1,837
Sun 23/116:30 a.m.YYZ - SYD
3 stops35h 05mMultiple Airlines
Sun 7/122:00 p.m.SYD - YYZ
2 stops32h 40mMultiple Airlines
Deal found 1/11C$ 1,848
Tue 18/113:30 p.m.YTZ - SYD
2 stops26h 05mAir Canada
Tue 21/49:20 a.m.SYD - YTZ
2 stops22h 55mAir Canada
Deal found 2/11C$ 1,852
Sun 23/117:45 a.m.YOW - SYD
1 stop33h 50mAir Canada
Sun 7/1211:20 a.m.SYD - YOW
1 stop20h 25mAir Canada
Deal found 2/11C$ 1,891
Thu 27/115:50 p.m.YOW - SYD
1 stop23h 45mAir Canada
Wed 18/310:20 a.m.SYD - YOW
1 stop20h 25mAir Canada
Deal found 2/11C$ 1,936
Sun 7/127:45 a.m.YOW - SYD
1 stop33h 50mAir Canada
Mon 22/1211:20 a.m.SYD - YOW
1 stop35h 23mAir Canada
Deal found 1/11C$ 1,943

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Sydney 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 3 November 2025.
Use the filters below to find and compare flights from Ontario to Sydney that are best for you.

Fly from

Ontario

Fly to

Sydney

Route

Depart

Return

Price

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Tue 24/3

12:30 p.m.-8:35 a.m.

2 stops29h 05m

Sydney Kingsford Smith

Tue 28/4

9:20 a.m.-6:15 p.m.

2 stops22h 55m

C$ 1,852

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Mon 16/2

10:25 a.m.-9:35 a.m.

2 stops31h 10m

Sydney Kingsford Smith

Sun 22/3

10:20 a.m.-6:05 p.m.

2 stops22h 45m

C$ 1,852

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Tue 3/3

12:35 a.m.-8:50 p.m.

1 stop28h 15m

Sydney Kingsford Smith

Mon 16/3

10:20 p.m.-1:15 p.m.

1 stop29h 55m

C$ 1,873

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

5:35 p.m.-9:35 a.m.

2 stops48h 00m

Sydney Kingsford Smith

Mon 9/3

11:20 a.m.-6:43 a.m.

1 stop34h 23m

C$ 1,891

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 23/3

5:50 p.m.-8:35 a.m.

1 stop23h 45m

Sydney Kingsford Smith

Mon 27/4

9:20 a.m.-2:56 p.m.

2 stops43h 36m

C$ 1,891

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Thu 30/4

3:35 p.m.-7:20 a.m.

2 stops25h 45m

Sydney Kingsford Smith

Tue 12/5

9:20 a.m.-6:15 p.m.

2 stops22h 55m

C$ 1,893

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Sun 8/3

10:45 a.m.-8:35 a.m.

2 stops30h 50m

Sydney Kingsford Smith

Fri 27/3

10:20 a.m.-7:55 p.m.

2 stops24h 35m

C$ 1,898

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Fri 14/11

1:55 p.m.-8:50 p.m.

1 stop38h 55m

Sydney Kingsford Smith

Thu 20/11

8:45 a.m.-9:00 p.m.

1 stop28h 15m

C$ 1,908

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Thu 27/11

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

1 stop33h 50m

Sydney Kingsford Smith

Sat 28/2

11:20 a.m.-3:45 p.m.

1 stop20h 25m

C$ 1,977

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Thu 12/2

12:30 p.m.-9:35 a.m.

2 stops29h 05m

Sydney Kingsford Smith

Thu 12/3

10:25 a.m.-7:55 p.m.

2 stops24h 30m

C$ 2,033

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney

What is the cheapest month to book a flight from Region of Ontario to Sydney?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Sydney (average of C$ 310). Flying from Region of Ontario to Sydney in January is currently the most expensive (average of C$ 1,481). 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 SYD?

Find hourly flight availability from Ontario to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 November 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 14% on flights from Region of Ontario to Sydney by exploring options for tickets in the evening.

What is the cheapest day to fly from Region of Ontario to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Sydney. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Sydney flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Sydney. 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 Sydney from Ontario?

    For a flight from Ontario to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • How long is the flight from Region of Ontario to Sydney?

    For as low as C$ 1,873, Air Canada can have you in Sydney from Region of Ontario in 28h 15m. The distance from Region of Ontario to Sydney is about 15545 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from Region of Ontario to Sydney are Air Canada (C$ 1,104), Air New Zealand (C$ 1,250), and WestJet (C$ 1,656).

  • What are the most popular routes from Region of Ontario to Sydney?

    While some choose either Montreal Pierre Elliott Trudeau Intl - Sydney Kingsford Smith or Toronto Island - Sydney Kingsford Smith, Toronto Pearson Intl - Sydney Kingsford Smith is the most popular route from Region of Ontario to Sydney.

  • What are the cheapest flights from Region of Ontario to Sydney?

    Looking for the cheapest flight from Region of Ontario to Sydney? While on average our users pay C$ 2,180, our data indicates the cheapest price to be C$ 1,732. The most popular route (Toronto Pearson Intl - Sydney Kingsford Smith), is priced around C$ 1,332.

  • Can I find deals for flights from Ontario to Sydney that include hotel bookings?

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

  • How can I find direct flights from Ontario to Sydney?

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

  • Can I find deals for business class flights from Ontario to Sydney?

    Yes. Cheapflights offers flight deals from Ontario to Sydney 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 Sydney?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Sydney (average of C$ 310). Flying from Region of Ontario to Sydney in January is currently the most expensive (average of C$ 1,481). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Penrith
Parramatta

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Alternative routes for Ontario to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ontario to Sydney

Discover the top 10 airlines that operate flights from Ontario to Sydney. 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 3 November 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 217AverageC$ 316FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 251AverageC$ 381FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 383AverageC$ 940FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Fiji AirwaysCheapestC$ 1,002AverageC$ 1,174FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
American AirlinesCheapestC$ 1,107AverageC$ 1,300FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapestC$ 1,242AverageC$ 1,602FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 1,244AverageC$ 2,217FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapestC$ 1,294AverageC$ 2,009FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapestC$ 1,379AverageC$ 2,168FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapestC$ 1,600AverageC$ 2,404FlexibilityNo 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 Sydney?

When you search for this flight from Ontario to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Sydney?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ontario to Sydney.

Can Cheapflights find flights from Ontario to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Sydney 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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