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Cheap flights from Sydney to Ontario from $540

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 25/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — YYZ
18 Jun — 25 Jun1
1 adult

Cheap flight deals from Sydney to Ontario

Keep the following information in mind while searching for Sydney to Ontario flight deals. Data was last updated 13 June 2025.

Round-trip from

$1,472

One-way from

$540

Popular in

December

Cheapest in

February

Average price

$2,422

Good round-trip deal

$9,074 or less
28/7-2/9
  • 28/7-2/9
  • 4 total stops
  • 58h 55m total
  • Sydney to Ontario
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25/7
  • 25/7
  • 2 total stops
  • 52h 48m total
  • Sydney to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($450 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($104 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Sydney Kingsford Smith to Ontario.
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Find flight deals from Sydney to Ontario

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 13 June 2025.

Mon 28/713:15SYD - YYZ
2 stops24h 15mMultiple Airlines
Tue 2/914:00YYZ - SYD
2 stops34h 40mMultiple Airlines
Deal found 10/6$1,472
Wed 17/910:10SYD - YYZ
1 stop26h 50mPhilippine Airlines
Sun 2/1123:30YYZ - SYD
1 stop42h 15mPhilippine Airlines
Deal found 10/6$1,682
Wed 3/913:15SYD - YTZ
3 stops34h 30mMultiple Airlines
Fri 12/912:25YTZ - SYD
3 stops33h 20mMultiple Airlines
Deal found 11/6$1,712
Tue 15/707:40SYD - YYZ
1 stop28h 30mCathay Pacific
Mon 11/801:50YYZ - SYD
1 stop28h 20mCathay Pacific
Deal found 11/6$1,775
Thu 30/1010:30SYD - YYZ
2 stops50h 06mAsiana Airlines
Fri 14/1113:00YYZ - SYD
1 stop27h 30mAsiana Airlines
Deal found 12/6$1,785
Sun 27/717:45SYD - YUL
2 stops44h 52mMultiple Airlines
Sun 31/806:45YUL - SYD
2 stops34h 45mMultiple Airlines
Deal found 9/6$1,799
Thu 30/1010:20SYD - YTZ
2 stops26h 30mAir Canada
Thu 6/1116:20YTZ - SYD
2 stops25h 15mAir Canada
Deal found 12/6$1,899
Thu 24/709:20SYD - YUL
2 stops35h 39mAir Canada
Wed 6/806:00YUL - SYD
3 stops35h 20mAir Canada
Deal found 12/6$1,933
Fri 13/608:55SYD - YYZ
2 stops50h 35mJapan Airlines
Fri 20/607:15YYZ - SYD
2 stops33h 05mJapan Airlines
Deal found 12/6$1,974
Sun 27/721:40SYD - YYZ
2 stops31h 20mAlaska Airlines
Tue 12/816:45YYZ - SYD
2 stops61h 00mAlaska Airlines
Deal found 11/6$1,977
Mon 13/1010:20SYD - YYZ
1 stop24h 32mAir Canada
Mon 27/1016:15YYZ - SYD
2 stops25h 20mAir Canada
Deal found 12/6$1,985
Mon 13/1020:30SYD - YUL
2 stops43h 11mQantas Airways
Sun 16/1112:10YUL - SYD
2 stops52h 50mQantas Airways
Deal found 10/6$2,023

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 13 June 2025.
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

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Mon 28/7

13:15-23:30

2 stops24h 15m

Toronto Pearson Intl

Tue 2/9

14:00-14:40

2 stops34h 40m

$1,472

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Wed 17/9

10:10-23:00

1 stop26h 50m

Toronto Pearson Intl

Sun 2/11

23:30-09:45

1 stop42h 15m

$1,682

SydneyToronto

SYD - YTZ

SYDYTZ

Sydney Kingsford Smith

Wed 3/9

13:15-09:45

3 stops34h 30m

Toronto Island

Fri 12/9

12:25-11:45

3 stops33h 20m

$1,712

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Tue 15/7

07:40-22:10

1 stop28h 30m

Toronto Pearson Intl

Mon 11/8

01:50-20:10

1 stop28h 20m

$1,775

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Thu 30/10

10:30-21:36

2 stops50h 06m

Toronto Pearson Intl

Fri 14/11

13:00-08:30

1 stop27h 30m

$1,785

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Sun 27/7

17:45-00:37

2 stops44h 52m

Montreal Pierre Elliott Trudeau Intl

Sun 31/8

06:45-07:30

2 stops34h 45m

$1,799

SydneyToronto

SYD - YTZ

SYDYTZ

Sydney Kingsford Smith

Thu 30/10

10:20-21:50

2 stops26h 30m

Toronto Island

Thu 6/11

16:20-09:35

2 stops25h 15m

$1,899

SydneyMontreal

SYD - YUL

SYDYUL

Sydney Kingsford Smith

Thu 24/7

09:20-06:59

2 stops35h 39m

Montreal Pierre Elliott Trudeau Intl

Wed 6/8

06:00-07:20

3 stops35h 20m

$1,933

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 16/7

17:45-00:21

2 stops44h 36m

Ottawa

Thu 31/7

07:00-07:30

2 stops34h 30m

$1,934

SydneyToronto

SYD - YYZ

SYDYYZ

Sydney Kingsford Smith

Sun 27/7

21:40-15:00

2 stops31h 20m

Toronto Pearson Intl

Tue 12/8

16:45-19:45

2 stops61h 00m

$1,977

Flights are sorted by cheapest return flights first.

Deals found on 10/6

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, May is the cheapest month in which you can book a flight from Sydney to Region of Ontario (average of $1,218). Flying from Sydney to Region of Ontario in December is currently the most expensive (average of $2,006). 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 13 June 2025.

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.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 inches per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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 13 June 2025.
To help decide which airline to fly from Sydney to Ontario, see what other customers have to say about Korean Air, Japan Airlines and Asiana Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very Good
1,091 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Japan Airlines
8.3
Very Good
1,490 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Asiana Airlines
8.2
Very Good
440 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Emirates
8.1
Very Good
3,265 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Delta
8.0
Very Good
7,946 reviews
Korean Air
8.4
Very Good
1,091 reviews
Check prices

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.4

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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.

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

    $1,073 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Japan Airlines and Cathay Pacific, with prices starting from $1,231 and $1,236, 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 - Toronto Island and Sydney Kingsford Smith - Montreal Pierre Elliott Trudeau Intl.

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

    Looking at all options, your cheapest flight can be booked for $8,576. While the most popular route (Sydney Kingsford Smith - Toronto Pearson Intl) can be booked for $1,332 on average our data indicates $10,316 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, May is the cheapest month in which you can book a flight from Sydney to Region of Ontario (average of $1,218). Flying from Sydney to Region of Ontario in December is currently the most expensive (average of $2,006). 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$253Average$419FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Porter AirlinesCheapest$319Average$550FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Fiji AirwaysCheapest$930Average$1,052FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
China EasternCheapest$975Average$2,512FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
United AirlinesCheapest$1,092Average$2,618FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,120Average$2,041FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
DeltaCheapest$1,147Average$2,028FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$1,411Average$2,362FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AustraliaCheapest$1,446Average$1,599FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air New ZealandCheapest$1,450Average$2,238FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

Fly with Cheapflights

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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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