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Cheap flights from Ontario to Australia from $727

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Australia departing on 17/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:00 - 12:35
YYZ
-
SYD
36h 35m2 stops
Multiple Airlines Logo
14:00 - 06:35
SYD
-
YYZ
31h 35m2 stops
$1,469Multiple Airlines
Sat, 21 Feb - Mon, 9 Mar
Multiple Airlines Logo
10:00 - 07:25
YYZ
-
SYD
29h 25m1 stop
Multiple Airlines Logo
11:20 - 21:22
SYD
-
YYZ
25h 02m1 stop
$1,582Multiple Airlines
Sat, 21 Feb - Mon, 9 Mar
Multiple Airlines Logo
10:00 - 09:30
YYZ
-
MEL
31h 30m1 stop
Multiple Airlines Logo
06:45 - 21:25
MEL
-
YYZ
30h 40m2 stops
$1,604Multiple Airlines
Thu, 12 Feb - Thu, 19 Feb
Multiple Airlines Logo
08:00 - 09:00
YYZ
-
SYD
33h 00m1 stop
Multiple Airlines Logo
17:45 - 05:59
SYD
-
YYZ
27h 14m2 stops
$1,644Multiple Airlines
Sat, 21 Feb - Mon, 9 Mar
Air Canada Logo
18:15 - 14:15
YYZ
-
MEL
29h 00m2 stops
Air Canada Logo
06:00 - 01:08
MEL
-
YYZ
33h 08m2 stops
$1,820Air Canada
Wed, 18 Mar - Sat, 11 Apr
Air Canada Logo
22:35 - 08:45
YYZ
-
BNE
43h 10m1 stop
Air Canada Logo
10:45 - 06:29
BNE
-
YYZ
34h 44m1 stop
$1,827Air Canada
Mon, 9 Feb - Mon, 23 Feb
Qatar Airways Logo
20:50 - 06:50
YUL
-
SYD
42h 00m1 stop
Qatar Airways Logo
21:40 - 15:05
SYD
-
YUL
32h 25m1 stop
$1,851Qatar Airways
Sun, 22 Feb - Tue, 10 Mar
Cathay Pacific Logo
10:35 - 07:45
YYZ
-
PER
33h 10m1 stop
Cathay Pacific Logo
09:15 - 05:45
PER
-
YYZ
32h 30m1 stop
$1,857Cathay Pacific
Mon, 6 Apr - Wed, 29 Apr
Qatar Airways Logo
20:50 - 05:45
YUL
-
MEL
40h 55m1 stop
Qatar Airways Logo
16:10 - 15:05
MEL
-
YUL
37h 55m1 stop
$1,872Qatar Airways
Mon, 9 Feb - Mon, 16 Mar
Cathay Pacific Logo
10:35 - 22:25
YYZ
-
BNE
45h 50m1 stop
Cathay Pacific Logo
23:55 - 13:50
BNE
-
YYZ
27h 55m1 stop
$1,890Cathay Pacific
Mon, 4 May - Mon, 18 May

Qatar Airways flights from Region of Ontario to Australia

Our best Qatar Airways deals on Region of Ontario to Australia flight tickets
Qatar Airways
22 Feb
YUL20:50Montreal Pierre Elliott Trudeau Intl
42h 00m
1 stop
SYD06:50Sydney Kingsford Smith
10 Mar
SYD21:40Sydney Kingsford Smith
32h 25m
1 stop
YUL15:05Montreal Pierre Elliott Trudeau Intl
$1,851
Find similar
Qatar Airways
9 Feb
YUL20:50Montreal Pierre Elliott Trudeau Intl
40h 55m
1 stop
MEL05:45Melbourne
16 Mar
MEL16:10Melbourne
37h 55m
1 stop
YUL15:05Montreal Pierre Elliott Trudeau Intl
$1,872
Find similar
Qatar Airways
4 May
YUL20:55Montreal Pierre Elliott Trudeau Intl
35h 50m
1 stop
BNE22:45Brisbane
25 May
BNE15:10Brisbane
37h 35m
1 stop
YUL14:45Montreal Pierre Elliott Trudeau Intl
$1,884
Find similar

Air Canada flights from Region of Ontario to Australia

Our best Air Canada deals on Region of Ontario to Australia flight tickets
Air Canada
18 Mar
YYZ18:15Toronto Pearson Intl
29h 00m
2 stops
MEL14:15Melbourne
11 Apr
MEL06:00Melbourne
33h 08m
2 stops
YYZ01:08Toronto Pearson Intl
$1,820
Find similar
Air Canada
21 Feb
YYZ21:50Toronto Pearson Intl
43h 45m
2 stops
SYD09:35Sydney Kingsford Smith
9 Mar
SYD11:20Sydney Kingsford Smith
26h 36m
2 stops
YYZ22:56Toronto Pearson Intl
$1,826
Find similar
Air Canada
9 Feb
YYZ22:35Toronto Pearson Intl
43h 10m
1 stop
BNE08:45Brisbane
23 Feb
BNE10:45Brisbane
34h 44m
1 stop
YYZ06:29Toronto Pearson Intl
$1,827
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Region of Ontario to Australia 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, momondo users made 78,305 searches. Data last updated 31 December 2025.
Use the filters below to find and compare flights from Ontario to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sat 21/2

08:00-12:35

2 stops36h 35m

Sydney Kingsford Smith

Mon 9/3

14:00-06:35

2 stops31h 35m

$1,469

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sat 21/2

10:00-07:25

1 stop29h 25m

Sydney Kingsford Smith

Mon 9/3

11:20-21:22

1 stop25h 02m

$1,582

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Thu 12/2

10:00-09:30

1 stop31h 30m

Melbourne

Thu 19/2

06:45-21:25

2 stops30h 40m

$1,604

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sat 21/2

08:00-09:00

1 stop33h 00m

Sydney Kingsford Smith

Mon 9/3

17:45-05:59

2 stops27h 14m

$1,644

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Wed 18/3

18:15-14:15

2 stops29h 00m

Melbourne

Sat 11/4

06:00-01:08

2 stops33h 08m

$1,820

TorontoBrisbane

YYZ - BNE

YYZBNE

Toronto Pearson Intl

Mon 9/2

22:35-08:45

1 stop43h 10m

Brisbane

Mon 23/2

10:45-06:29

1 stop34h 44m

$1,827

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

20:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Tue 10/3

21:40-15:05

1 stop32h 25m

$1,851

TorontoPerth

YYZ - PER

YYZPER

Toronto Pearson Intl

Mon 6/4

10:35-07:45

1 stop33h 10m

Perth

Wed 29/4

09:15-05:45

1 stop32h 30m

$1,857

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

20:50-05:45

1 stop40h 55m

Melbourne

Mon 16/3

16:10-15:05

1 stop37h 55m

$1,872

TorontoBrisbane

YYZ - BNE

YYZBNE

Toronto Pearson Intl

Mon 4/5

10:35-22:25

1 stop45h 50m

Brisbane

Mon 18/5

23:55-13:50

1 stop27h 55m

$1,890

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

How to get the cheapest flight ticket from Region of Ontario to Australia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Australia?

In general, April is the cheapest month to fly from Region of Ontario to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $2,140. If you don’t want to visit Australia in April, then you should wait until November to fly from Region of Ontario, when ticket prices are also cheap, with an average price of $2,189.

What is the cheapest Ontario to Australia flight route?

Fly from Toronto Pearson Intl to Sydney Kingsford Smith for the best Ontario - Australia flight prices

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,335 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Region of Ontario for as low as $1,986 on momondo.

What cabin class options are available on Ontario to Australia flights?

There is only 1 cabin class available to choose from on Ontario to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to Australia flights?

You could potentially save up to 27% on your flight if you consider stops on a Region of Ontario to Australia flight.

Cheap Region of Ontario to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Australia

Fastest flight time

22h 20m

Direct flights

Every day

Airports in Australia

266 airports
The fastest flight from Region of Ontario to Australia takes 22h 20m
Direct flights go from Region of Ontario to Australia every day.
There are 266 airports in Australia. From Region of Ontario there are direct flights to Sydney Kingsford Smith (SYD).
Search flight deals

  • When did momondo last update prices for flights from Ontario to Australia?

    Prices for flights from Ontario to Australia were last updated today.

  • How many operators does momondo search for flights from Ontario to Australia?

  • How old do you have to be to fly from Ontario to Australia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Australia.

  • What documentation or ID do you need to fly to Australia?

    The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Region of Ontario to Australia?

Best airlines flying from Region of Ontario to Australia

Compare and see reviews for airlines that fly from Region of Ontario to Australia with momondo
Airline
Rating
Free cancellation
Price
United AirlinesPriceFrom $406Free cancellationRating
7.4
9,127 reviews
Search United Airlines flights
Air CanadaPriceFrom $496Free cancellationRating
7.1
10,571 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $1,308Free cancellationRating
7.5
960 reviews
Search Qantas Airways flights
Cathay PacificPriceFrom $1,949Free cancellationRating
7.6
1,113 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom $2,939Free cancellationRating
7.4
3,700 reviews
Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Australia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Australia for you.

Can I find flights from Ontario to Australia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Australia from Ontario with this policy.

How can momondo help me find flights from Ontario to Australia?

Once you have performed a search for Ontario to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Australia right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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