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$ 1,255), WestJet (C$ 1,340), and United Airlines (C$ 1,661).

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 mm 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.

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).

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$ 2,224, our data indicates the cheapest price to be C$ 1,309. The most popular route (Toronto Pearson Intl - Sydney Kingsford Smith), is priced around C$ 1,542.

What are the most popular airlines that fly from Region of Ontario to Sydney?

Consider American Airlines, Air Canada or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Region of Ontario to Sydney.

How far in advance should I book a flight from Region of Ontario to Sydney?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 55 days in advance, which can save you up to 13% on flights from Region of Ontario to Sydney compared to booking the week you need them. Waiting 55 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 2,063. For sooner than that we have options available in the next 3 days from C$ 2,275.

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

April is one of the best times of the year to fly to Sydney from Region of Ontario. Prices for April average C$ 2,158 per person but you can even find prices for as low as C$ 320. The most expensive prices can be found in the month of December. Opting for a April flight can save you 28% on your journey compared to booking in December

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.

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.

C$ 602+ Flights from Ontario to Sydney

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

Airfare is below average for this route at the moment. Region of Ontario to Sydney flights typically cost between C$ 1,793 and C$ 2,210 in August. The cheapest round-trip price found within the last 3 days was C$ 1,500 on Multiple Airlines (30 Aug-10 Sep).

Cheap flight deals from Ontario to Sydney

Round-trip from	C$ 1,500
One-way from	C$ 602
Popular in	December
Cheapest in	April
Average price	C$ 2,178
Good round-trip deal	C$ 1,711 or less

30/8-10/9
3 total stops
61h 54m total
Ontario to Sydney

Search Deals

6/9
2 total stops
41h 40m total
Ontario to Sydney

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (C$ 361 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 78 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Ontario to Sydney Kingsford Smith.

Search Deals

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 31 July 2025.

Sat 30/82:00 p.m.YYZ - SYD

2 stops34h 40mMultiple Airlines

Wed 10/95:45 p.m.SYD - YYZ

1 stop27h 14mMultiple Airlines

Deal found 29/7C$ 1,500

Sun 7/92:00 p.m.YYZ - SYD

2 stops28h 45mAir New Zealand

Sun 21/99:55 a.m.SYD - YYZ

2 stops27h 17mAir New Zealand

Deal found 31/7C$ 1,738

Sun 24/86:00 p.m.YUL - SYD

1 stop23h 20mAir Canada

Mon 8/99:20 a.m.SYD - YUL

1 stop21h 16mAir Canada

Deal found 30/7C$ 1,777

Sun 14/98:10 a.m.YUL - SYD

2 stops34h 35mMultiple Airlines

Sun 21/99:55 a.m.SYD - YUL

2 stops34h 58mMultiple Airlines

Deal found 31/7C$ 1,780

Mon 1/126:15 p.m.YYZ - SYD

1 stop23h 20mAir Canada

Wed 31/1211:20 a.m.SYD - YYZ

1 stop24h 09mAir Canada

Deal found 31/7C$ 1,788

Fri 12/93:25 p.m.YTZ - SYD

3 stops30h 20mMultiple Airlines

Fri 19/91:15 p.m.SYD - YTZ

3 stops34h 30mMultiple Airlines

Deal found 29/7C$ 1,789

Sun 14/94:45 p.m.YUL - SYD

2 stops26h 00mAir New Zealand

Tue 28/411:50 a.m.SYD - YUL

2 stops26h 44mAir New Zealand

Deal found 30/7C$ 1,791

Sat 9/89:55 p.m.YOW - SYD

2 stops58h 25mAir Canada

Sat 13/99:20 a.m.SYD - YOW

2 stops24h 54mAir Canada

Deal found 30/7C$ 1,793

Tue 9/99:35 a.m.YOW - SYD

2 stops35h 00mAir New Zealand

Wed 24/911:50 a.m.SYD - YOW

2 stops34h 33mAir New Zealand

Deal found 31/7C$ 1,856

Sat 13/92:00 p.m.YOW - SYD

3 stops31h 45mMultiple Airlines

Sat 20/91:45 p.m.SYD - YOW

3 stops33h 15mMultiple Airlines

Deal found 30/7C$ 1,904

Sun 14/94:10 p.m.YTZ - SYD

2 stops25h 10mAir Canada

Sun 21/99:20 a.m.SYD - YTZ

3 stops24h 29mAir Canada

Deal found 31/7C$ 1,907

Sun 14/96:00 a.m.YXU - SYD

3 stops42h 15mMultiple Airlines

Sun 21/99:20 a.m.SYD - YXU

3 stops33h 52mMultiple Airlines

Deal found 30/7C$ 1,982

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

Sat 30/82:00 p.m.YYZ - SYD

2 stops34h 40mMultiple Airlines

Wed 10/95:45 p.m.SYD - YYZ

1 stop27h 14mMultiple Airlines

Deal found 29/7C$ 1,500

Sun 7/92:00 p.m.YYZ - SYD

2 stops28h 45mAir New Zealand

Sun 21/99:55 a.m.SYD - YYZ

2 stops27h 17mAir New Zealand

Deal found 31/7C$ 1,738

Sun 24/86:00 p.m.YUL - SYD

1 stop23h 20mAir Canada

Mon 8/99:20 a.m.SYD - YUL

1 stop21h 16mAir Canada

Deal found 30/7C$ 1,777

Sun 10/89:50 a.m.YOW - SYD

2 stops31h 05mUnited Airlines

Sun 17/89:30 a.m.SYD - YOW

2 stops23h 22mUnited Airlines

Deal found 29/7C$ 2,170

Sun 16/116:10 p.m.YHM - SYD

2 stops44h 25mWestJet

Sat 7/28:30 p.m.SYD - YHM

2 stops36h 46mWestJet

Deal found 29/7C$ 3,183

Sun 14/98:10 a.m.YUL - SYD

2 stops34h 35mMultiple Airlines

Sun 21/99:55 a.m.SYD - YUL

2 stops34h 58mMultiple Airlines

Deal found 31/7C$ 1,780

Mon 1/122:40 p.m.YYZ - SYD

2 stops26h 55mAir Canada

Wed 31/1211:20 a.m.SYD - YYZ

2 stops24h 06mAir Canada

Deal found 31/7C$ 1,788

Sun 14/94:45 p.m.YUL - SYD

2 stops26h 00mAir New Zealand

Tue 28/411:50 a.m.SYD - YUL

2 stops26h 44mAir New Zealand

Deal found 30/7C$ 1,791

Fri 12/93:25 p.m.YTZ - SYD

3 stops30h 20mMultiple Airlines

Fri 19/91:15 p.m.SYD - YTZ

3 stops34h 30mMultiple Airlines

Deal found 29/7C$ 1,789

Tue 9/99:35 a.m.YOW - SYD

2 stops35h 00mAir New Zealand

Wed 24/911:50 a.m.SYD - YOW

2 stops34h 33mAir New Zealand

Deal found 31/7C$ 1,856

Wed 12/118:15 a.m.YOW - SYD

2 stops33h 20mAir Canada

Wed 3/1211:20 a.m.SYD - YOW

2 stops29h 05mAir Canada

Deal found 31/7C$ 1,878

Sat 13/92:00 p.m.YOW - SYD

3 stops31h 45mMultiple Airlines

Sat 20/91:45 p.m.SYD - YOW

3 stops33h 15mMultiple Airlines

Deal found 30/7C$ 1,904

Last-minute flights from Ontario to Sydney
Discover last-minute flight deals from Ontario to Sydney. Data last updated 31 July 2025 and is based on user searches.

Tue 5/87:00 p.m.YYZ - SYD

1 stop21h 55mUnited Airlines

Wed 20/810:20 a.m.SYD - YYZ

2 stops23h 17mUnited Airlines

Deal found 29/7C$ 2,178

Tue 5/84:45 p.m.YUL - SYD

1 stop24h 35mAir Canada

Fri 16/111:20 a.m.SYD - YUL

1 stop21h 40mAir Canada

Deal found 30/7C$ 2,286

Wed 6/86:30 p.m.YUL - SYD

1 stop22h 25mUnited Airlines

Wed 13/810:20 a.m.SYD - YUL

2 stops25h 09mUnited Airlines

Deal found 30/7C$ 2,175

Wed 6/83:25 p.m.YTZ - SYD

2 stops25h 55mAir Canada

Sat 9/89:20 a.m.SYD - YTZ

2 stops23h 25mAir Canada

Deal found 28/7C$ 2,281

Wed 6/81:00 p.m.YYZ - SYD

1 stop28h 20mAir Canada

Sat 9/89:20 a.m.SYD - YYZ

1 stop24h 25mAir Canada

Deal found 28/7C$ 2,289

Thu 7/810:25 p.m.YYZ - SYD

2 stops47h 20mMultiple Airlines

Mon 11/81:15 p.m.SYD - YYZ

2 stops25h 29mMultiple Airlines

Deal found 31/7C$ 1,802

Fri 8/85:19 p.m.YYZ - SYD

1 stop23h 36mQantas Airways

Mon 11/88:30 p.m.SYD - YYZ

1 stop23h 44mQantas Airways

Deal found 29/7C$ 2,369

Sat 9/89:55 p.m.YOW - SYD

2 stops58h 25mAir Canada

Sat 13/99:20 a.m.SYD - YOW

2 stops24h 54mAir Canada

Deal found 30/7C$ 1,793

Sat 9/811:20 a.m.YOW - SYD

3 stops37h 20mMultiple Airlines

Sat 13/91:45 p.m.SYD - YOW

3 stops31h 00mMultiple Airlines

Deal found 30/7C$ 2,411

Sat 9/83:14 p.m.YYZ - SYD

2 stops25h 51mAmerican Airlines

Mon 18/89:10 a.m.SYD - YYZ

2 stops23h 35mAmerican Airlines

Deal found 29/7C$ 2,416

Sat 9/86:25 p.m.YYZ - SYD

2 stops46h 10mDelta

Sun 17/89:25 a.m.SYD - YYZ

2 stops26h 33mDelta

Deal found 29/7C$ 2,462

Sun 10/89:50 a.m.YOW - SYD

2 stops31h 05mUnited Airlines

Sun 17/89:30 a.m.SYD - YOW

2 stops23h 22mUnited Airlines

Deal found 29/7C$ 2,170

One-way flights from Ontario to Sydney
Search for one-way flight options from Ontario to Sydney. Find affordable one-way fares based on user searches. Data last updated 31 July 2025.

Sat 6/97:00 a.m.YUL - SYD

2 stops41h 40mMultiple Airlines

Deal found 29/7C$ 602

Sat 18/106:00 a.m.YHM - SYD

2 stops42h 40mMultiple Airlines

Deal found 31/7C$ 644

Thu 16/102:00 p.m.YYZ - SYD

2 stops34h 40mMultiple Airlines

Deal found 31/7C$ 825

Sat 13/96:00 a.m.YXU - SYD

3 stops42h 40mMultiple Airlines

Deal found 30/7C$ 851

Tue 9/93:10 p.m.YTZ - SYD

3 stops33h 30mMultiple Airlines

Deal found 30/7C$ 900

Thu 28/86:00 a.m.YKF - SYD

3 stops35h 20mMultiple Airlines

Deal found 30/7C$ 984

Fri 3/107:50 a.m.YOW - SYD

3 stops32h 40mMultiple Airlines

Deal found 31/7C$ 1,001

Sun 14/98:50 a.m.YQG - SYD

3 stops56h 40mMultiple Airlines

Deal found 30/7C$ 1,225

Sat 25/105:25 p.m.YTZ - SYD

2 stops48h 10mAir Canada

Deal found 30/7C$ 1,255

Wed 29/103:25 p.m.YKF - SYD

2 stops26h 10mAir Canada

Deal found 30/7C$ 1,315

Sun 3/86:00 a.m.YKF - SYD

2 stops58h 35mWestJet

Deal found 29/7C$ 1,340

Tue 9/92:10 p.m.YHM - SYD

2 stops27h 10mAir Canada

Deal found 30/7C$ 1,342

Fly from

Fly to

Route

Depart

Return

Price

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sat 30/8

2:00 p.m.-2:40 p.m.

2 stops34h 40m

Sydney Kingsford Smith

Wed 10/9

5:45 p.m.-6:59 a.m.

1 stop27h 14m

C$ 1,500

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sun 7/9

2:00 p.m.-8:45 a.m.

2 stops28h 45m

Sydney Kingsford Smith

Sun 21/9

9:55 a.m.-11:12 p.m.

2 stops27h 17m

C$ 1,738

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 24/8

6:00 p.m.-7:20 a.m.

1 stop23h 20m

Sydney Kingsford Smith

Mon 8/9

9:20 a.m.-4:36 p.m.

1 stop21h 16m

C$ 1,777

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 14/9

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

2 stops34h 35m

Sydney Kingsford Smith

Sun 21/9

9:55 a.m.-6:53 a.m.

2 stops34h 58m

C$ 1,780

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 1/12

2:40 p.m.-9:35 a.m.

2 stops26h 55m

Sydney Kingsford Smith

Wed 31/12

11:20 a.m.-7:26 p.m.

2 stops24h 06m

C$ 1,788

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Fri 12/9

3:25 p.m.-11:45 a.m.

3 stops30h 20m

Sydney Kingsford Smith

Fri 19/9

1:15 p.m.-9:45 a.m.

3 stops34h 30m

C$ 1,789

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 14/9

4:45 p.m.-8:45 a.m.

2 stops26h 00m

Sydney Kingsford Smith

Tue 28/4

11:50 a.m.-12:34 a.m.

2 stops26h 44m

C$ 1,791

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Tue 9/9

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

2 stops35h 00m

Sydney Kingsford Smith

Wed 24/9

11:50 a.m.-8:23 a.m.

2 stops34h 33m

C$ 1,856

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 12/11

8:15 a.m.-9:35 a.m.

2 stops33h 20m

Sydney Kingsford Smith

Wed 3/12

11:20 a.m.-12:25 a.m.

2 stops29h 05m

C$ 1,878

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sat 13/9

2:00 p.m.-11:45 a.m.

3 stops31h 45m

Sydney Kingsford Smith

Sat 20/9

1:45 p.m.-9:00 a.m.

3 stops33h 15m

C$ 1,904

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Showing 1-10 of 35 results

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, February is the cheapest month in which you can book a flight from Region of Ontario to Sydney (average of C$ 1,326). Flying from Region of Ontario to Sydney in December is currently the most expensive (average of C$ 1,881). 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?

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?

Reviews of airlines servicing Sydney

See what other customers who have flown with Emirates,Air New Zealand, andUnited Airlines from Ontario to Sydney have to say. 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.

Emirates

8.1

Very good

3,300 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Emirates

8.1

Very good

3,300 reviews

Emirates

8.1

Very good

3,300 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Air New Zealand

8.0

Very good

501 reviews

Emirates

8.1

Very good

3,300 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

United Airlines

7.4

Good

8,900 reviews

Emirates

8.1

Very good

3,300 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

WestJet

7.2

Good

2,978 reviews

Emirates

8.1

Very good

3,300 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Air Canada

7.1

Good

9,851 reviews

Emirates

8.1

Very good

3,300 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Oct 2024

CPT - DXB

Overall a good experience. Can’t fault it. Good could have been a little better.

Related info for your journey

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?
The cheapest airlines for a one-way flight from Region of Ontario to Sydney are Air Canada (C$ 1,255), WestJet (C$ 1,340), and United Airlines (C$ 1,661).
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$ 2,224, our data indicates the cheapest price to be C$ 1,309. The most popular route (Toronto Pearson Intl - Sydney Kingsford Smith), is priced around C$ 1,542.
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, February is the cheapest month in which you can book a flight from Region of Ontario to Sydney (average of C$ 1,326). Flying from Region of Ontario to Sydney in December is currently the most expensive (average of C$ 1,881). 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

Parramatta

Penrith

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Ontario to Sydney

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 221	AverageC$ 329	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 249	AverageC$ 372	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Delta	CheapestC$ 378	AverageC$ 929	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Fiji Airways	CheapestC$ 988	AverageC$ 1,096	FlexibilityNo cancel fee	On-time74%	Search Fiji Airways flights
American Airlines	CheapestC$ 1,094	AverageC$ 1,269	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Alaska Airlines	CheapestC$ 1,175	AverageC$ 1,769	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
United Airlines	CheapestC$ 1,226	AverageC$ 2,139	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Qantas Airways	CheapestC$ 1,511	AverageC$ 2,157	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights
Air New Zealand	CheapestC$ 1,521	AverageC$ 2,012	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand flights
Air Canada	CheapestC$ 1,527	AverageC$ 2,359	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

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.

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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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Cheap flights from Ontario to Sydney from C$ 602

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.

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 31 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from Ontario to Sydney

Cheapest flights from Ontario to SydneyExplore 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 31 July 2025.

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 31 July 2025.

Cheapflights Fare Finder

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

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.

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?

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 31 July 2025.

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

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 31 July 2025.

See what other customers who have flown with Emirates,Air New Zealand, andUnited Airlines from Ontario to Sydney have to say. 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.

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?

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

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

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

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

How can I find direct flights from Ontario to Sydney?

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

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

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Alternative routes for Ontario to Sydney

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Top 10 airlines flying from Ontario to Sydney

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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 31 July 2025.