Cheap flights from Ontario (ONT) to Sydney (SYD)

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How to find the cheapest flight from
Ontario (ONT) to Sydney (SYD)

All the information you need to plan the best ONT to SYD flight in 2021: compare Ontario to Sydney flight prices with the expected peak season, weather and rainfall in Sydney.
What is the cheapest day to fly round-trip from Ontario to Sydney?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 177% on your flight compared to booking on days when demand is much higher.

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

To save on the cost of your flight from Ontario to Sydney, book at least 40 days before your planned departure. Booking around this time can save you about 11% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $922 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,015.

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

August can be a great time to fly to Sydney from Ontario with a flight ticket averaging about $893. Cheapflights users have found deals in the month of August for as cheap as $639. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Ontario to Sydney (ONT - SYD)?

When flying from 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.

Cheap flights from Ontario to Sydney in September, October 2021

The best prices found for ONT to SYD flights for September, October
15 Oct - 22 Oct
$8,783pp
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
17 Sep - 19 Sep
$19,128pp
ONT
Ontario
Qatar Airways
   
2 STOPS
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Qatar Airways
   
2 STOPS
ONT
Ontario

Ontario to Sydney 2021 flight deals

Cheap flights to Sydney from Ontario found for this year
20 Dec - 6 Jan
$1,534pp
ONT
Ontario
Hawaiian Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Hawaiian Airlines
 
1 STOP
ONT
Ontario
25 Dec - 12 Jan
$1,535pp
ONT
Ontario
Hawaiian Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Hawaiian Airlines
 
1 STOP
ONT
Ontario
19 Dec - 6 Jan
$1,557pp
ONT
Ontario
Hawaiian Airlines
 
1 STOP
SYD
Sydney Kingsford Smith
SYD
Sydney Kingsford Smith
Hawaiian Airlines
 
1 STOP
ONT
Ontario

One-way flights to Kingsford Smith from Ontario

The cheapest one-way flights from Ontario to Sydney
3:55 am - 2:45 pm
Hawaiian Airlines
1 Stop
39h 50m
ONT - SYD
Hawaiian Airlines
$1,300
Hawaiian Airlines
3:20 pm - 2:00 am
United Airlines
2 Stops
39h 40m
ONT - SYD
United Airlines
$2,256
United
5:50 am - 2:10 am
American Airlines
2 Stops
49h 20m
ONT - SYD
American Airlines

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Sydney</span> flights.

Flight FAQs

From Ontario to Sydney

Which airlines flying from Ontario to Sydney Kingsford Smith have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Ontario to Sydney Kingsford Smith that may be offering flexible cancellation policies are United Airlines and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Are flight prices decreasing from Ontario to Sydney due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ontario and Sydney for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Ontario to Sydney for under $1,100 on Cheapflights?

Yes, there are multiple flights from Ontario to Sydney for under $1,100. The cheapest flight booked recently is on Hawaiian Airlines for just $1,086, but on average you can expect to pay $1,496.

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

For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $660. Users have also found prices from $854 and $2,107 on Hawaiian Airlines and American Airlines, respectively.

COVID Restrictions

View COVID Travel Restrictions for Sydney, Australia

Do I need a COVID test to fly to Sydney from Ontario?

Information is based on travel restrictions from Ontario to Sydney Kingsford Smith

Most visitors from Ontario will not be allowed to enter Sydney Kingsford Smith.

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Sydney Kingsford Smith.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Sydney Kingsford Smith.

Documents
Travel Authorization Form - Travelers who are not in an exempt category may request an individual exemption to Australia's travel restrictions using this form.


Do I need a test to fly back to Ontario from Sydney?

Returning to Ontario from Sydney Kingsford Smith

COVID-19 testing requirements
Visitors from Sydney Kingsford Smith must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Sydney Kingsford Smith are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Sydney, Australia

Destination information for Sydney

Things to know before you go - useful duration and weather info for your trip from Ontario to Sydney.
Today's exchange rate
$1 = $1.37
Average temperature for September in Sydney
68.0 °F
Avg rainfall for September in Sydney
4.9 ″

Airports servicing Ontario

Airports servicing Sydney