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Cheap flights from Ontario to Sydney from C$ 765

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SYD
12 May — 19 May1
1 adult
1 adult, Economy, 0 bags

Cheap 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 12 April 2026.

Mon 4/57:20 a.m.
YOW
-
SYD
3 stops38h 30m
Multiple Airlines
Mon 25/51:15 p.m.
SYD
-
YOW
3 stops30h 20m
Multiple Airlines
Deal found 9/4C$ 1,517
Wed 29/47:15 a.m.
YUL
-
SYD
3 stops38h 35m
Multiple Airlines
Tue 12/51:15 p.m.
SYD
-
YUL
3 stops31h 50m
Multiple Airlines
Deal found 8/4C$ 1,551
Sun 3/56:45 a.m.
YUL
-
SYD
3 stops39h 05m
Multiple Airlines
Tue 12/51:15 p.m.
SYD
-
YUL
3 stops31h 50m
Multiple Airlines
Deal found 8/4C$ 1,694
Mon 11/57:20 a.m.
YOW
-
SYD
3 stops38h 30m
Multiple Airlines
Sun 24/51:15 p.m.
SYD
-
YOW
3 stops30h 20m
Multiple Airlines
Deal found 11/4C$ 1,702
Sun 10/57:20 a.m.
YOW
-
SYD
3 stops38h 30m
Multiple Airlines
Fri 15/51:15 p.m.
SYD
-
YOW
3 stops30h 20m
Multiple Airlines
Deal found 10/4C$ 1,752
Sun 9/810:50 a.m.
YYZ
-
SYD
3 stops35h 00m
Multiple Airlines
Mon 24/81:15 p.m.
SYD
-
YYZ
3 stops30h 30m
Multiple Airlines
Deal found 9/4C$ 1,755
Wed 27/59:40 a.m.
YYZ
-
SYD
2 stops36h 10m
Multiple Airlines
Wed 3/61:20 p.m.
SYD
-
YYZ
3 stops29h 50m
Multiple Airlines
Deal found 11/4C$ 1,760
Tue 28/42:15 p.m.
YYZ
-
SYD
2 stops26h 35m
Delta
Tue 5/59:15 a.m.
SYD
-
YYZ
2 stops22h 06m
Delta
Deal found 7/4C$ 1,766
Tue 5/56:00 a.m.
YUL
-
SYD
2 stops34h 50m
Delta
Tue 12/59:15 a.m.
SYD
-
YUL
2 stops28h 42m
Delta
Deal found 7/4C$ 1,767
Mon 25/511:29 a.m.
YYZ
-
SYD
2 stops29h 21m
Delta
Tue 9/69:15 a.m.
SYD
-
YYZ
2 stops28h 00m
Delta
Deal found 8/4C$ 1,767
Sun 3/57:00 a.m.
YUL
-
SYD
2 stops33h 50m
Delta
Tue 12/59:15 a.m.
SYD
-
YUL
2 stops40h 20m
Delta
Deal found 8/4C$ 1,769
Wed 29/47:00 a.m.
YUL
-
SYD
2 stops33h 50m
Delta
Tue 12/59:15 a.m.
SYD
-
YUL
2 stops28h 26m
Delta
Deal found 8/4C$ 1,776

Find flight deals from Ontario to Sydney

Keep the following information in mind while searching for Ontario to Sydney flight deals. Data was last updated 12 April 2026.

Round-trip from

C$ 1,517

One-way from

C$ 765

Popular in

December

Cheapest in

March

Average price

C$ 2,137

Good round-trip deal

C$ 2,256 or less

Good one-way deal

C$ 1,204 or less
4/5-25/5
  • 4/5-25/5
  • 6 total stops
  • 68h 50m total
  • Ontario to Sydney
Search Deals
19/5
  • 19/5
  • 2 total stops
  • 46h 30m total
  • Ontario to Sydney
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 238 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Ontario to Sydney Kingsford Smith.
Search Deals

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 12 April 2026.
Use the filters below to find and compare flights from Ontario to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

7:00 a.m.-6:50 a.m.

2 stops33h 50m

Sydney Kingsford Smith

Tue 12/5

9:15 a.m.-11:41 p.m.

2 stops28h 26m

C$ 1,776

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 25/5

6:15 a.m.-6:50 a.m.

2 stops34h 35m

Sydney Kingsford Smith

Sun 7/6

9:15 a.m.-11:14 p.m.

2 stops27h 59m

C$ 1,776

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Wed 27/5

12:05 p.m.-6:50 a.m.

2 stops28h 45m

Sydney Kingsford Smith

Tue 9/6

9:15 a.m.-11:14 p.m.

2 stops27h 59m

C$ 1,778

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Mon 25/5

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

2 stops31h 00m

Sydney Kingsford Smith

Sun 7/6

9:20 a.m.-7:52 p.m.

2 stops24h 32m

C$ 1,800

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sat 30/5

7:45 a.m.-6:50 a.m.

2 stops33h 05m

Sydney Kingsford Smith

Sun 14/6

9:15 a.m.-11:02 p.m.

2 stops27h 47m

C$ 1,825

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sun 26/4

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

2 stops34h 20m

Sydney Kingsford Smith

Sat 25/7

9:15 a.m.-11:14 p.m.

2 stops27h 59m

C$ 1,828

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

7:00 a.m.-6:50 a.m.

2 stops33h 50m

Sydney Kingsford Smith

Thu 14/5

9:15 a.m.-11:57 p.m.

2 stops28h 42m

C$ 1,866

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 3/8

5:45 p.m.-6:50 a.m.

2 stops23h 05m

Sydney Kingsford Smith

Mon 14/9

9:15 a.m.-10:57 p.m.

2 stops27h 42m

C$ 1,877

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

7:00 a.m.-6:35 a.m.

3 stops33h 35m

Sydney Kingsford Smith

Tue 12/5

5:50 p.m.-7:05 a.m.

2 stops27h 15m

C$ 1,967

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 16/8

6:05 p.m.-7:20 a.m.

1 stop23h 15m

Sydney Kingsford Smith

Mon 31/8

7:00 a.m.-5:54 a.m.

2 stops36h 54m

C$ 1,978

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 60 resultsSorted by cheapest first
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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$ 306). Flying from Region of Ontario to Sydney in November is currently the most expensive (average of C$ 1,338). 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 12 April 2026.

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 Sydney as you normally would.

How much does it cost to fly round-trip from Region of Ontario to Sydney?

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$ 1,800, Delta can have you in Sydney from Region of Ontario in 31h. The distance from Region of Ontario to Sydney is about 15562 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 Delta (C$ 800), Cathay Pacific (C$ 1,063), and Air New Zealand (C$ 1,065).

  • 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$ 2,226, our data indicates the cheapest price to be C$ 1,176. The most popular route (Toronto Pearson Intl - Sydney Kingsford Smith), is priced around C$ 1,481.

  • 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$ 306). Flying from Region of Ontario to Sydney in November is currently the most expensive (average of C$ 1,338). 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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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 12 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 207AverageC$ 308FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapestC$ 253AverageC$ 400FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 395AverageC$ 1,836FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 479AverageC$ 1,309FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Fiji AirwaysCheapestC$ 999AverageC$ 1,266FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapestC$ 1,197AverageC$ 2,168FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapestC$ 1,318AverageC$ 2,052FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapestC$ 1,481AverageC$ 2,030FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
United AirlinesCheapestC$ 1,508AverageC$ 2,200FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,584AverageC$ 2,534FlexibilityNo 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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