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Cheap flights from Sydney to Ontario from $941

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.
SYD — YYZ
19 Mar — 26 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Ontario
Explore the most affordable flight options available from Sydney to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 February 2026.

Sat 9/513:15
SYD
-
YUL
2 stops31h 41m
Multiple Airlines
Sun 17/507:00
YUL
-
SYD
2 stops38h 50m
Multiple Airlines
Deal found 14/2$1,449
Wed 20/509:20
SYD
-
YYZ
2 stops39h 27m
Air Canada
Wed 3/612:00
YYZ
-
SYD
2 stops29h 20m
Air Canada
Deal found 16/2$1,617
Mon 9/314:00
SYD
-
YYZ
2 stops31h 35m
Multiple Airlines
Mon 16/316:55
YYZ
-
SYD
2 stops28h 40m
Multiple Airlines
Deal found 14/2$1,618
Mon 9/311:20
SYD
-
YYZ
1 stop34h 27m
Air Canada
Mon 16/320:50
YYZ
-
SYD
1 stop44h 45m
Air Canada
Deal found 14/2$1,620
Mon 16/310:25
SYD
-
YYZ
2 stops40h 08m
Air Canada
Mon 23/314:10
YYZ
-
SYD
1 stop27h 25m
Air Canada
Deal found 16/2$1,623
Tue 31/315:05
SYD
-
YYZ
2 stops30h 35m
Multiple Airlines
Tue 7/407:55
YYZ
-
SYD
2 stops34h 45m
Multiple Airlines
Deal found 14/2$1,627
Mon 1/609:20
SYD
-
YYZ
1 stop42h 33m
Air Canada
Sat 6/622:25
YYZ
-
SYD
1 stop42h 55m
Air Canada
Deal found 17/2$1,628
Mon 9/311:20
SYD
-
YYZ
2 stops34h 43m
Air Canada
Mon 23/320:50
YYZ
-
SYD
1 stop44h 45m
Air Canada
Deal found 14/2$1,630
Wed 7/1010:20
SYD
-
YTZ
2 stops39h 35m
Air Canada
Mon 26/1020:55
YTZ
-
SYD
2 stops44h 40m
Air Canada
Deal found 15/2$1,634
Mon 1/609:20
SYD
-
YUL
1 stop24h 07m
Air Canada
Wed 29/707:30
YUL
-
SYD
1 stop33h 50m
Air Canada
Deal found 13/2$1,637
Thu 26/211:20
SYD
-
YYZ
2 stops26h 39m
American Airlines
Wed 11/316:08
YYZ
-
SYD
2 stops25h 52m
American Airlines
Deal found 17/2$1,640
Mon 18/509:10
SYD
-
YYZ
2 stops28h 19m
American Airlines
Sun 8/1111:32
YYZ
-
SYD
2 stops29h 28m
American Airlines
Deal found 13/2$1,641

Find flight deals from Sydney to Ontario

Keep the following information in mind while searching for Sydney to Ontario flight deals. Data was last updated 17 February 2026.

Round-trip from

$1,449

One-way from

$941

Popular in

December

Cheapest in

November

Average price

$1,772

Good round-trip deal

$2,005 or less
9/5-17/5
  • 9/5-17/5
  • 4 total stops
  • 70h 31m total
  • Sydney to Ontario
Search Deals
19/5
  • 19/5
  • 3 total stops
  • 56h 35m total
  • Sydney to Ontario
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($58 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to Ontario.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Ontario 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 17 February 2026.
Use the filters below to find and compare flights from Sydney to Ontario that are best for you.

Fly from

Sydney

Fly to

Ontario

Route

Depart

Return

Price

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Mon 1/6

09:20-19:27

1 stop24h 07m

Montreal Pierre Elliott Trudeau Intl

Wed 29/7

07:30-07:20

1 stop33h 50m

$1,637

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Tue 28/7

09:30-21:36

2 stops26h 06m

Ottawa

Mon 14/9

14:48-07:00

2 stops26h 12m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 27/7

10:20-23:54

2 stops27h 34m

Ottawa

Mon 14/9

14:48-07:00

2 stops26h 12m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 27/7

10:20-21:36

2 stops25h 16m

Ottawa

Tue 15/9

10:35-06:55

2 stops30h 20m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Thu 30/7

09:30-23:54

2 stops28h 24m

Ottawa

Mon 14/9

14:48-07:00

2 stops26h 12m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Tue 28/7

10:20-19:05

2 stops22h 45m

Ottawa

Wed 9/9

14:46-06:55

2 stops26h 09m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 27/7

09:30-19:05

2 stops23h 35m

Ottawa

Sun 13/9

14:48-07:00

2 stops26h 12m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Thu 30/7

10:20-21:36

2 stops25h 16m

Ottawa

Tue 15/9

14:48-07:00

2 stops26h 12m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Thu 30/7

09:30-21:36

2 stops26h 06m

Ottawa

Wed 9/9

14:48-06:55

2 stops26h 07m

$1,662

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 29/7

09:30-21:36

2 stops26h 06m

Ottawa

Tue 15/9

14:48-06:55

2 stops26h 07m

$1,662

Flights are sorted by cheapest return flights first.

Deals found on 15/2

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

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

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

Currently, September is the cheapest month in which you can book a flight from Sydney to Region of Ontario (average of $973). Flying from Sydney to Region of Ontario in January is currently the most expensive (average of $1,613). 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 SYD to ON?

Find hourly flight availability from Sydney to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Region of Ontario as you normally would.

How much does it cost for a return flight from Sydney to Region of Ontario?

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 17 February 2026.
Read reviews from past customers who have flown with Asiana Airlines, Air New Zealand, andCathay Pacific from Sydney to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Asiana Airlines
8.1
Very Good
504 reviews
Check prices

Boarding

8.3

Food

8.0

Overall

8.1

Entertainment

7.6

Crew

8.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Asiana Airlines
8.1
Very Good
504 reviews
Asiana Airlines
8.1
Very Good
504 reviews
Check prices

Boarding

8.3

Food

8.0

Overall

8.1

Entertainment

7.6

Crew

8.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Air New Zealand
8.0
Very Good
585 reviews
Asiana Airlines
8.1
Very Good
504 reviews
Check prices

Boarding

8.3

Food

8.0

Overall

8.1

Entertainment

7.6

Crew

8.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Cathay Pacific
7.6
Good
1,167 reviews
Asiana Airlines
8.1
Very Good
504 reviews
Check prices

Boarding

8.3

Food

8.0

Overall

8.1

Entertainment

7.6

Crew

8.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Qantas Airways
7.5
Good
992 reviews
Asiana Airlines
8.1
Very Good
504 reviews
Check prices

Boarding

8.3

Food

8.0

Overall

8.1

Entertainment

7.6

Crew

8.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.
Air Canada
7.1
Good
10,732 reviews
Asiana Airlines
8.1
Very Good
504 reviews
Check prices

Boarding

8.3

Food

8.0

Overall

8.1

Entertainment

7.6

Crew

8.5

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Derek,Dec 2025

NRT - ICN

This was a terrible flight. Uncomfortable, incredibly hot in the plane. Will never fly with this airline again.

Related info for your journey

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

    If you book a flight to Ontario from Sydney, you will be flying from Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

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

    Airlines like Air Canada and United Airlines fly from Sydney to Region of Ontario in about 25h 16m. The time it takes to get you to your destination can typically vary by up to 14h 11m. There are 15862 km between Sydney and Region of Ontario. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    $891 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Philippine Airlines and Delta, with prices starting from $972 and $1,040, respectively.

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

    The most popular flight routes from Sydney to Region of Ontario are Sydney Kingsford Smith - Toronto Pearson Intl, Sydney Kingsford Smith - Montreal Pierre Elliott Trudeau Intl and Sydney Kingsford Smith - Toronto Island.

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

    Looking at all options, your cheapest flight can be booked for $2,475. While the most popular route (Sydney Kingsford Smith - Toronto Pearson Intl) can be booked for $1,178 on average, our data indicates $2,900 when flying from Sydney to Region of Ontario.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Sydney to Region of Ontario (average of $973). Flying from Sydney to Region of Ontario in January is currently the most expensive (average of $1,613). 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

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.

Top 10 airlines flying from Sydney to Ontario

Discover the top 10 airlines that operate flights from Sydney to Ontario. 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 17 February 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$232Average$329FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapest$279Average$1,533FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Fiji AirwaysCheapest$860Average$1,025FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
American AirlinesCheapest$1,055Average$2,260FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air New ZealandCheapest$1,062Average$2,055FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
DeltaCheapest$1,090Average$1,472FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,131Average$2,087FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air CanadaCheapest$1,429Average$2,271FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AustraliaCheapest$1,471Average$2,108FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Philippine AirlinesCheapest$1,475Average$1,718FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines 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 Sydney to Ontario?

Cheapflights makes it easy to find Sydney to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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 Ontario from Sydney.

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

Need flexible booking options for your flight to Ontario from Sydney? 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 Sydney to Ontario become cheaper?

Yes! Start tracking prices for Sydney to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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