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Cheap flights from Ontario to Sydney from $761

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SYD
23 Apr — 30 Apr1
1 adult

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 18 April 2025.

Round-trip from

$1,228

One-way from

$761

Popular in

December

Cheapest in

April

Average price

$2,229
10/6-18/6
  • 10/6-18/6
  • 4 total stops
  • 92h 49m total
  • Ontario to Sydney
4/9
  • 4/9
  • 3 total stops
  • 38h 40m total
  • Ontario to Sydney
Highest demand for flights based on searches. 11% potential increase in price ($505 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($104 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Ontario to Sydney

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 18 April 2025.

Tue 10/622:25YYZ - SYD
2 stops50h 15mMultiple Airlines
Wed 18/616:20SYD - YYZ
2 stops42h 34mMultiple Airlines
Deal found 17/4$1,228
Thu 7/808:10YUL - SYD
2 stops40h 30mMultiple Airlines
Fri 22/816:20SYD - YUL
2 stops52h 48mMultiple Airlines
Deal found 18/4$1,658
Wed 7/512:25YTZ - SYD
3 stops33h 20mMultiple Airlines
Mon 12/513:15SYD - YTZ
3 stops34h 32mMultiple Airlines
Deal found 17/4$1,939
Mon 23/606:10YOW - SYD
2 stops35h 20mMultiple Airlines
Sun 20/709:10SYD - YOW
2 stops35h 35mMultiple Airlines
Deal found 16/4$2,152
Thu 17/412:30YUL - SYD
2 stops28h 35mQantas Airways
Mon 5/520:30SYD - YUL
2 stops42h 13mQantas Airways
Deal found 17/4$2,217
Mon 2/616:05YOW - SYD
2 stops25h 15mAir Canada
Mon 9/609:20SYD - YOW
2 stops24h 06mAir Canada
Deal found 17/4$2,223
Mon 2/614:00YYZ - SYD
1 stop27h 20mAir Canada
Mon 9/609:20SYD - YYZ
2 stops28h 07mAir Canada
Deal found 17/4$2,226
Sun 23/1106:00YOW - SYD
2 stops34h 45mAir New Zealand
Sun 7/1211:45SYD - YOW
2 stops33h 12mAir New Zealand
Deal found 17/4$2,237
Mon 2/618:30YYZ - SYD
1 stop22h 05mQantas Airways
Mon 9/617:45SYD - YYZ
1 stop27h 15mQantas Airways
Deal found 17/4$2,276
Sun 2/1109:10YUL - SYD
2 stops31h 35mAir New Zealand
Sun 7/1209:55SYD - YUL
2 stops37h 15mAir New Zealand
Deal found 17/4$2,281
Sun 7/909:05YYZ - SYD
2 stops33h 40mAir New Zealand
Sun 21/911:50SYD - YYZ
2 stops26h 21mAir New Zealand
Deal found 17/4$2,283
Mon 20/1021:35YUL - SYD
1 stop42h 35mQatar Airways
Mon 27/1015:50SYD - YUL
1 stop38h 15mQatar Airways
Deal found 17/4$2,308

Cheapflights Fare Finder

Customise 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 647,157 searches. Data last updated 18 April 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

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Tue 10/6

22:25-14:40

2 stops50h 15m

Sydney Kingsford Smith

Wed 18/6

16:20-20:54

2 stops42h 34m

$1,228

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 7/8

08:10-14:40

2 stops40h 30m

Sydney Kingsford Smith

Fri 22/8

16:20-07:08

2 stops52h 48m

$1,658

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Wed 7/5

12:25-11:45

3 stops33h 20m

Sydney Kingsford Smith

Mon 12/5

13:15-09:47

3 stops34h 32m

$1,939

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 23/6

06:10-07:30

2 stops35h 20m

Sydney Kingsford Smith

Sun 20/7

09:10-06:45

2 stops35h 35m

$2,152

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 2/6

14:00-07:20

1 stop27h 20m

Sydney Kingsford Smith

Mon 9/6

09:20-23:27

2 stops28h 07m

$2,226

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 2/6

18:30-06:35

1 stop22h 05m

Sydney Kingsford Smith

Mon 9/6

17:45-07:00

1 stop27h 15m

$2,276

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sun 7/9

09:05-08:45

2 stops33h 40m

Sydney Kingsford Smith

Sun 21/9

11:50-00:11

2 stops26h 21m

$2,283

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Wed 10/9

15:25-07:20

2 stops25h 55m

Sydney Kingsford Smith

Wed 1/10

09:20-19:49

2 stops24h 29m

$2,308

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

21:35-06:15

1 stop42h 40m

Sydney Kingsford Smith

Mon 20/10

21:45-14:45

1 stop32h 00m

$2,352

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

16:30-08:45

2 stops25h 15m

Sydney Kingsford Smith

Wed 19/11

13:55-16:41

2 stops42h 46m

$2,361

Flights are sorted by cheapest return flights first.

Deals found on 17/4

Showing 1-10 of 56 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 return 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, May is the cheapest month in which you can book a flight from Region of Ontario to Sydney (average of $129). Flying from Region of Ontario to Sydney in October is currently the most expensive (average of $171). 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 18 April 2025.

When flying from Region of Ontario to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 18 April 2025.
Get a feel of what it's like to fly with China Airlines, Emirates and Air New Zealand from Ontario to Sydney by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Boarding

8.3

Comfort

8.0

Crew

8.5

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

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.

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

    $1,209 is the cheapest one-way deal found within the past few days, from Air New Zealand. You may also be able to find cheap deals on WestJet and Qatar Airways, with prices starting from $1,303 and $1,369, respectively.

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

  • 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 holiday 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, May is the cheapest month in which you can book a flight from Region of Ontario to Sydney (average of $129). Flying from Region of Ontario to Sydney in October is currently the most expensive (average of $171). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Manly
Penrith
Coogee
Randwick
Terrigal
Cronulla
Lithgow
Bondi Beach
Leura
Swansea

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Ontario to Sydney

Discover the top 4 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 647,157 searches. Data last updated 18 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,342Average$2,353FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,387Average$2,416FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,747Average$2,472FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$2,168Average$2,286FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

Cheapflights helps you search for flights from Ontario to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Sydney from Ontario.

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

Certainly. Search results for flights to Sydney 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 Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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