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 New Zealand (C$ 1,294), WestJet (C$ 1,316), and China Southern (C$ 1,359).

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 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 61 days in advance, which can save you up to 10% on flights from Region of Ontario to Sydney compared to booking the week you need them. Waiting 61 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$ 2,174. For sooner than that we have options available in the next 3 days from C$ 2,298.

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$ 2,237 per person but you can even find prices for as low as C$ 414. 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$ 810+ Flights from Ontario to Sydney

Cheap flight deals from Ontario to Sydney

Round-trip from	C$ 1,278
One-way from	C$ 840
Popular in	December
Cheapest in	April
Average price	C$ 2,135

4/6-18/6
4 total stops
73h 59m total
Ontario to Sydney

Search Deals

13/4
3 total stops
41h 55m total
Ontario to Sydney

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (C$ 421 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 84 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

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 28 March 2025.

Wed 4/62:00 p.m.YYZ - SYD

2 stops34h 40mMultiple Airlines

Wed 18/64:20 p.m.SYD - YYZ

2 stops39h 19mMultiple Airlines

Deal found 27/3C$ 1,278

Wed 7/52:30 p.m.YOW - SYD

3 stops31h 15mMultiple Airlines

Wed 14/51:15 p.m.SYD - YOW

3 stops33h 46mMultiple Airlines

Deal found 26/3C$ 1,761

Sun 4/52:00 p.m.YYZ - SYD

2 stops27h 20mAir Canada

Sun 18/59:20 a.m.SYD - YYZ

2 stops27h 54mAir Canada

Deal found 27/3C$ 1,930

Sun 4/512:25 p.m.YTZ - SYD

2 stops28h 55mAir Canada

Sun 18/59:20 a.m.SYD - YTZ

2 stops26h 15mAir Canada

Deal found 27/3C$ 1,937

Sun 4/58:00 a.m.YUL - SYD

2 stops33h 20mAir Canada

Sun 18/59:20 a.m.SYD - YUL

2 stops25h 04mAir Canada

Deal found 27/3C$ 1,958

Sun 23/112:45 p.m.YOW - SYD

2 stops26h 50mAir Canada

Sun 7/1211:20 a.m.SYD - YOW

2 stops24h 04mAir Canada

Deal found 27/3C$ 1,997

Sun 11/59:55 a.m.YXU - SYD

2 stops31h 25mAir Canada

Sun 18/59:20 a.m.SYD - YXU

2 stops26h 08mAir Canada

Deal found 27/3C$ 2,012

Sun 11/512:25 p.m.YTZ - SYD

3 stops33h 20mMultiple Airlines

Sun 18/51:15 p.m.SYD - YTZ

3 stops34h 32mMultiple Airlines

Deal found 27/3C$ 2,065

Sat 19/410:15 p.m.YUL - SYD

2 stops43h 05mMultiple Airlines

Sat 10/56:25 p.m.SYD - YUL

2 stops36h 17mMultiple Airlines

Deal found 26/3C$ 2,080

Wed 1/102:00 p.m.YYZ - SYD

1 stop26h 35mQantas Airways

Sun 30/112:30 p.m.SYD - YYZ

1 stop24h 30mQantas Airways

Deal found 27/3C$ 2,080

Sun 4/57:30 a.m.YUL - SYD

2 stops35h 15mAir New Zealand

Sun 18/59:55 a.m.SYD - YUL

2 stops34h 50mAir New Zealand

Deal found 27/3C$ 2,102

Mon 19/510:30 a.m.YYZ - SYD

2 stops32h 15mAir New Zealand

Tue 26/89:55 a.m.SYD - YYZ

2 stops33h 45mAir New Zealand

Deal found 27/3C$ 2,110

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 28 March 2025.

Wed 4/62:00 p.m.YYZ - SYD

2 stops34h 40mMultiple Airlines

Wed 18/64:20 p.m.SYD - YYZ

2 stops39h 19mMultiple Airlines

Deal found 27/3C$ 1,278

Sun 4/52:00 p.m.YYZ - SYD

2 stops27h 20mAir Canada

Sun 18/59:20 a.m.SYD - YYZ

2 stops27h 54mAir Canada

Deal found 27/3C$ 1,930

Sun 4/57:30 a.m.YUL - SYD

2 stops35h 15mAir New Zealand

Sun 18/59:55 a.m.SYD - YUL

2 stops34h 50mAir New Zealand

Deal found 27/3C$ 2,102

Mon 12/56:30 p.m.YYZ - SYD

1 stop22h 05mQantas Airways

Tue 20/55:45 p.m.SYD - YYZ

1 stop27h 15mQantas Airways

Deal found 27/3C$ 2,122

Sun 11/510:10 p.m.YYZ - SYD

2 stops42h 15mKLM

Sun 25/511:45 a.m.SYD - YYZ

3 stops39h 35mKLM

Deal found 27/3C$ 2,247

Tue 13/54:45 p.m.YYZ - SYD

2 stops61h 00mAlaska Airlines

Sat 24/59:40 p.m.SYD - YYZ

2 stops31h 20mAlaska Airlines

Deal found 27/3C$ 2,260

Sun 11/54:15 p.m.YYZ - SYD

2 stops24h 50mAmerican Airlines

Sun 18/59:10 a.m.SYD - YYZ

2 stops28h 05mAmerican Airlines

Deal found 27/3C$ 2,353

Tue 15/41:00 p.m.YYZ - SYD

2 stops27h 55mUnited Airlines

Tue 22/410:20 a.m.SYD - YYZ

2 stops26h 28mUnited Airlines

Deal found 27/3C$ 2,370

Tue 1/49:35 p.m.YUL - SYD

1 stop29h 35mQatar Airways

Wed 30/48:45 p.m.SYD - YUL

1 stop32h 00mQatar Airways

Deal found 27/3C$ 2,637

Sat 5/412:48 p.m.YUL - SYD

2 stops27h 47mDelta

Fri 25/49:25 a.m.SYD - YUL

2 stops28h 34mDelta

Deal found 27/3C$ 2,940

Thu 3/47:05 a.m.YUL - SYD

2 stops33h 15mKorean Air

Thu 24/47:55 a.m.SYD - YUL

2 stops29h 33mKorean Air

Deal found 27/3C$ 3,193

Thu 3/47:00 p.m.YUL - SYD

2 stops45h 45mAir France

Fri 25/410:20 a.m.SYD - YUL

2 stops39h 45mAir France

Deal found 27/3C$ 3,237

Last-minute flights from Ontario to Sydney
Discover last-minute flight deals from Ontario to Sydney. Data last updated 28 March 2025 and is based on user searches.

Sun 30/31:24 p.m.YYZ - SYD

1 stop26h 31mQantas Airways

Wed 7/59:10 a.m.SYD - YYZ

2 stops28h 05mQantas Airways

Deal found 27/3C$ 2,225

Tue 1/49:35 p.m.YUL - SYD

1 stop29h 35mMultiple Airlines

Thu 24/44:20 p.m.SYD - YUL

2 stops38h 21mMultiple Airlines

Deal found 27/3C$ 2,353

Tue 1/412:55 p.m.YUL - SYD

2 stops28h 10mAmerican Airlines

Wed 23/49:10 a.m.SYD - YUL

2 stops27h 44mAmerican Airlines

Deal found 27/3C$ 2,357

Tue 1/47:00 p.m.YYZ - SYD

1 stop21h 55mUnited Airlines

Tue 8/410:20 a.m.SYD - YYZ

2 stops24h 24mUnited Airlines

Deal found 27/3C$ 2,374

Tue 1/44:45 p.m.YYZ - SYD

2 stops47h 55mKLM

Tue 8/46:15 a.m.SYD - YYZ

3 stops45h 15mKLM

Deal found 27/3C$ 2,804

Wed 2/46:00 p.m.YOW - SYD

1 stop21h 35mMultiple Airlines

Wed 30/45:45 p.m.SYD - YOW

2 stops27h 00mMultiple Airlines

Deal found 27/3C$ 2,506

Wed 2/46:50 p.m.YUL - SYD

2 stops45h 55mKLM

Wed 23/46:15 a.m.SYD - YUL

3 stops48h 40mKLM

Deal found 27/3C$ 2,837

Thu 3/49:35 p.m.YUL - SYD

1 stop29h 35mQatar Airways

Thu 24/48:45 p.m.SYD - YUL

1 stop32h 00mQatar Airways

Deal found 27/3C$ 2,866

Fri 4/41:30 p.m.YYZ - SYD

2 stops32h 15mMultiple Airlines

Fri 11/41:15 p.m.SYD - YYZ

2 stops38h 56mMultiple Airlines

Deal found 27/3C$ 2,354

Sat 5/45:20 p.m.YYZ - SYD

1 stop23h 35mQantas Airways

Wed 23/49:10 a.m.SYD - YYZ

2 stops39h 40mQantas Airways

Deal found 27/3C$ 2,254

Sat 5/42:20 p.m.YUL - SYD

2 stops50h 35mUnited Airlines

Mon 14/49:30 a.m.SYD - YUL

2 stops45h 56mUnited Airlines

Deal found 25/3C$ 2,373

Sun 6/41:30 a.m.YYZ - SYD

1 stop28h 10mChina Southern

Mon 7/79:45 p.m.SYD - YYZ

1 stop37h 45mChina Southern

Deal found 26/3C$ 2,507

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 28 March 2025.

Sun 13/46:45 a.m.YUL - SYD

3 stops41h 55mMultiple Airlines

Deal found 27/3C$ 840

Thu 15/51:30 p.m.YYZ - SYD

2 stops35h 10mMultiple Airlines

Deal found 27/3C$ 845

Wed 16/48:55 p.m.YTZ - SYD

3 stops49h 20mMultiple Airlines

Deal found 27/3C$ 915

Sat 10/56:30 p.m.YOW - SYD

3 stops54h 10mMultiple Airlines

Deal found 27/3C$ 973

Sun 25/56:00 a.m.YHM - SYD

2 stops37h 05mMultiple Airlines

Deal found 27/3C$ 1,086

Sat 10/56:00 p.m.YOW - SYD

2 stops24h 45mAir New Zealand

Deal found 27/3C$ 1,294

Fri 30/57:30 a.m.YUL - SYD

2 stops35h 15mAir New Zealand

Deal found 27/3C$ 1,299

Sun 13/410:40 p.m.YYZ - SYD

1 stop41h 55mWestJet

Deal found 27/3C$ 1,316

Tue 13/51:30 a.m.YYZ - SYD

1 stop28h 10mChina Southern

Deal found 27/3C$ 1,359

Tue 15/49:35 p.m.YUL - SYD

1 stop29h 35mQatar Airways

Deal found 27/3C$ 1,385

Wed 16/412:30 p.m.YUL - SYD

2 stops28h 35mQantas Airways

Deal found 27/3C$ 1,404

Mon 2/610:30 a.m.YYZ - SYD

2 stops30h 50mAir Canada

Deal found 27/3C$ 1,426

Cheapflights Fare Finder

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

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 30/6

10:25 p.m.-2:40 p.m.

2 stops50h 15m

Sydney Kingsford Smith

Fri 25/7

4:20 p.m.-7:09 p.m.

2 stops40h 49m

C$ 1,308

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 7/5

2:30 p.m.-11:45 a.m.

3 stops31h 15m

Sydney Kingsford Smith

Wed 14/5

1:15 p.m.-9:01 a.m.

3 stops33h 46m

C$ 1,761

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sun 4/5

2:00 p.m.-7:20 a.m.

2 stops27h 20m

Sydney Kingsford Smith

Sun 18/5

9:20 a.m.-11:14 p.m.

2 stops27h 54m

C$ 1,930

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Sun 4/5

12:25 p.m.-7:20 a.m.

2 stops28h 55m

Sydney Kingsford Smith

Sun 18/5

9:20 a.m.-9:35 p.m.

2 stops26h 15m

C$ 1,937

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

8:00 a.m.-7:20 a.m.

2 stops33h 20m

Sydney Kingsford Smith

Sun 18/5

9:20 a.m.-8:24 p.m.

2 stops25h 04m

C$ 1,958

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 12/5

2:35 p.m.-7:20 a.m.

2 stops26h 45m

Sydney Kingsford Smith

Mon 19/5

9:20 a.m.-8:33 a.m.

1 stop37h 13m

C$ 1,998

LondonSydney

YXU - SYD

YXUSYD

London

Sun 11/5

9:55 a.m.-7:20 a.m.

2 stops31h 25m

Sydney Kingsford Smith

Sun 18/5

9:20 a.m.-9:28 p.m.

2 stops26h 08m

C$ 2,012

TorontoSydney

YTZ - SYD

YTZSYD

Toronto Island

Sun 11/5

12:25 p.m.-11:45 a.m.

3 stops33h 20m

Sydney Kingsford Smith

Sun 18/5

1:15 p.m.-9:47 a.m.

3 stops34h 32m

C$ 2,065

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Mon 7/4

5:00 p.m.-6:35 a.m.

1 stop23h 35m

Sydney Kingsford Smith

Mon 7/7

10:25 a.m.-4:24 p.m.

1 stop19h 59m

C$ 2,072

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Tue 1/7

1:05 p.m.-8:45 a.m.

2 stops29h 40m

Sydney Kingsford Smith

Mon 14/7

11:30 a.m.-11:08 p.m.

2 stops25h 38m

C$ 2,094

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/3

Showing 1-10 of 60 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.

Rainfall in Sydney by month

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.

Temperature in Sydney 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

To help decide which airline to fly from Ontario to Sydney, see what other customers have to say about Korean Air, Emirates and Delta. 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.

Korean Air

8.4

Very good

1,050 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Korean Air

8.4

Very good

1,050 reviews

Korean Air

8.4

Very good

1,050 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Emirates

8.0

Very good

3,190 reviews

Korean Air

8.4

Very good

1,050 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Delta

8.0

Very good

7,896 reviews

Korean Air

8.4

Very good

1,050 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Alaska Airlines

8.0

Very good

9,798 reviews

Korean Air

8.4

Very good

1,050 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Air New Zealand

7.9

Good

455 reviews

Korean Air

8.4

Very good

1,050 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

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 New Zealand (C$ 1,294), WestJet (C$ 1,316), and China Southern (C$ 1,359).
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.
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$ 254	AverageC$ 398	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
Porter Airlines	CheapestC$ 255	AverageC$ 391	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Delta	CheapestC$ 390	AverageC$ 1,465	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Fiji Airways	CheapestC$ 1,015	AverageC$ 1,070	FlexibilityNo cancel fee	On-time74%	Search Fiji Airways flights
American Airlines	CheapestC$ 1,130	AverageC$ 1,301	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Alaska Airlines	CheapestC$ 1,214	AverageC$ 1,827	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
United Airlines	CheapestC$ 1,232	AverageC$ 2,142	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Asiana Airlines	CheapestC$ 1,315	AverageC$ 3,098	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
Air Canada	CheapestC$ 1,635	AverageC$ 2,399	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Air New Zealand	CheapestC$ 1,721	AverageC$ 1,999	FlexibilityNo cancel fee	On-time78%	Search Air New Zealand 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.

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!

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.

Cheap flights from Ontario to Sydney from C$ 810

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 1/6. 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 28 March 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 28 March 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 28 March 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 28 March 2025.

Rainfall in Sydney by month

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

Temperature in Sydney by month

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

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 28 March 2025.

To help decide which airline to fly from Ontario to Sydney, see what other customers have to say about Korean Air, Emirates and Delta. 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?

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?

Travelling to a place near Ontario?

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 Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Ontario to Sydney

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 28 March 2025.