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Cheap flights from Ontario to Australia from $665

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 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Australia

Cheap return flights

Logo
18:35 - 11:45YYZ-SYD
27h 10m2 stops
Logo
06:00 - 05:46SYD-YYZ
37h 46m2 stops
$1,408
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Tue, 23 Sep - Tue, 30 Sep
Logo
18:35 - 11:45YYZ-SYD
27h 10m2 stops
Logo
06:00 - 05:46SYD-YYZ
37h 46m2 stops
$1,454
Find Deal
Tue, 23 Sep - Tue, 30 Sep
Delta Logo
06:00 - 08:00YYZ-MEL
34h 00m2 stops
Delta Logo
10:10 - 00:06MEL-YYZ
29h 56m2 stops
$1,469Delta
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Mon, 2 Feb - Sun, 15 Feb
Logo
14:00 - 14:40YYZ-SYD
34h 40m2 stops
Logo
16:20 - 06:13SYD-YYZ
51h 53m2 stops
$1,492
Find Deal
Sat, 6 Sep - Fri, 19 Sep
Air New Zealand Logo
14:10 - 09:55YYZ-BNE
28h 45m2 stops
Air New Zealand Logo
11:10 - 21:37BNE-YYZ
25h 27m2 stops
$1,913Air New Zealand
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Mon, 1 Dec - Mon, 2 Feb
Air New Zealand Logo
07:30 - 10:00YUL-BNE
36h 30m2 stops
Air New Zealand Logo
11:10 - 06:44BNE-YUL
34h 34m2 stops
$1,918Air New Zealand
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Mon, 20 Oct - Tue, 11 Nov
Air Canada Logo
08:10 - 07:05YUL-BNE
32h 55m2 stops
Air Canada Logo
20:45 - 16:36BNE-YUL
33h 51m2 stops
$2,001Air Canada
Find Deal
Sun, 24 Aug - Mon, 22 Sep
Air Canada Logo
08:10 - 07:05YUL-BNE
32h 55m2 stops
Air Canada Logo
20:45 - 16:36BNE-YUL
33h 51m2 stops
$2,002Air Canada
Find Deal
Sun, 24 Aug - Mon, 22 Sep
Cathay Pacific Logo
01:50 - 11:15YYZ-MEL
43h 25m1 stop
Cathay Pacific Logo
14:25 - 22:10MEL-YYZ
45h 45m1 stop
$2,099Cathay Pacific
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Sun, 14 Sep - Tue, 30 Sep
Cathay Pacific Logo
01:50 - 22:15YYZ-MEL
30h 25m1 stop
Cathay Pacific Logo
14:25 - 05:45MEL-YYZ
29h 20m1 stop
$2,108Cathay Pacific
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Sun, 14 Sep - Tue, 30 Sep

Air Canada flights from Region of Ontario to Australia

Our best Air Canada deals on Region of Ontario to Australia flight tickets
Air Canada
24 Aug
YUL08:10Montreal Pierre Elliott Trudeau Intl
32h 55m
2 stops
BNE07:05Brisbane
22 Sept
BNE20:45Brisbane
33h 51m
2 stops
YUL16:36Montreal Pierre Elliott Trudeau Intl
$2,001
Find similar
Air Canada
24 Aug
YUL08:10Montreal Pierre Elliott Trudeau Intl
32h 55m
2 stops
BNE07:05Brisbane
22 Sept
BNE20:45Brisbane
33h 51m
2 stops
YUL16:36Montreal Pierre Elliott Trudeau Intl
$2,002
Find similar
Air Canada
24 Aug
YUL08:10Montreal Pierre Elliott Trudeau Intl
32h 55m
2 stops
BNE07:05Brisbane
22 Sept
BNE10:00Brisbane
23h 37m
1 stop
YUL19:37Montreal Pierre Elliott Trudeau Intl
$2,022
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Air New Zealand flights from Region of Ontario to Australia

Our best Air New Zealand deals on Region of Ontario to Australia flight tickets
Air New Zealand
1 Dec
YYZ14:10Toronto Pearson Intl
28h 45m
2 stops
BNE09:55Brisbane
2 Feb
BNE11:10Brisbane
25h 27m
2 stops
YYZ21:37Toronto Pearson Intl
$1,913
Find similar
Air New Zealand
20 Oct
YUL07:30Montreal Pierre Elliott Trudeau Intl
36h 30m
2 stops
BNE10:00Brisbane
11 Nov
BNE11:10Brisbane
34h 34m
2 stops
YUL06:44Montreal Pierre Elliott Trudeau Intl
$1,918
Find similar
Air New Zealand
15 Sept
YYZ14:00Toronto Pearson Intl
33h 45m
2 stops
MEL13:45Melbourne
30 Sept
MEL07:35Melbourne
30h 31m
2 stops
YYZ00:06Toronto Pearson Intl
$1,920
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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 10 August 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

Tue 23/9

18:35-11:45

2 stops27h 10m

Sydney Kingsford Smith

Tue 30/9

06:00-05:46

2 stops37h 46m

$1,408

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Tue 23/9

18:35-11:45

2 stops27h 10m

Sydney Kingsford Smith

Tue 30/9

06:00-05:46

2 stops37h 46m

$1,454

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Mon 2/2

06:00-08:00

2 stops34h 00m

Melbourne

Sun 15/2

10:10-00:06

2 stops29h 56m

$1,469

TorontoSydney

YYZ - SYD

YYZSYD

Toronto Pearson Intl

Sat 6/9

14:00-14:40

2 stops34h 40m

Sydney Kingsford Smith

Fri 19/9

16:20-06:13

2 stops51h 53m

$1,492

TorontoBrisbane

YYZ - BNE

YYZBNE

Toronto Pearson Intl

Mon 1/12

14:10-09:55

2 stops28h 45m

Brisbane

Mon 2/2

11:10-21:37

2 stops25h 27m

$1,913

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

07:30-10:00

2 stops36h 30m

Brisbane

Tue 11/11

11:10-06:44

2 stops34h 34m

$1,918

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 24/8

08:10-07:05

2 stops32h 55m

Brisbane

Mon 22/9

20:45-16:36

2 stops33h 51m

$2,001

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 24/8

08:10-07:05

2 stops32h 55m

Brisbane

Mon 22/9

20:45-16:36

2 stops33h 51m

$2,002

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Sun 14/9

01:50-11:15

1 stop43h 25m

Melbourne

Tue 30/9

14:25-22:10

1 stop45h 45m

$2,099

TorontoMelbourne

YYZ - MEL

YYZMEL

Toronto Pearson Intl

Sun 14/9

01:50-22:15

1 stop30h 25m

Melbourne

Tue 30/9

14:25-05:45

1 stop29h 20m

$2,108

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 $2,174. If you don’t want to visit Australia in April, then you should wait until February to fly from Region of Ontario, when ticket prices are also cheap, with an average price of $2,217.

What is the cheapest day to depart on your flight to Australia?

On average, the least expensive day to fly to Australia from Region of Ontario is on a Friday. momondo users have found tickets for Friday departures for as low as $2,099. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Region of Ontario to Australia on a Thursday will generally be more expensive and average around $2,462. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Australia?

According to our data, the cheapest time of day to fly to Australia is in the morning. momondo users have found flights departing from Region of Ontario to Australia in the morning for as low as $2,117. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the evening, with an average ticket price of $2,475. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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 $2,374 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 $2,025 on momondo.

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

There are 1 cabin classes 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 14% 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

Best price found

$665

Fastest flight time

21h 05m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sun

Airports in Australia

5 airports
The best one-way flight to Australia from Region of Ontario in the past 72 hours is $665. The best return flight deal from Region of Ontario to Australia found on momondo in the last 72 hours is $1,408.
The fastest flight from Region of Ontario to Australia takes 21h 05m
Direct flights go from Region of Ontario to Australia on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. Airlines offering direct flights are: Lufthansa and Air Canada..
There are 5 airports near Australia: Melbourne Avalon (AVV), Melbourne (MEL), Brisbane (BNE), Perth (PER), Sydney Kingsford Smith (SYD)
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  • 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 $416Free cancellationRating
7.4
8,926 reviews
Search United Airlines flights
Air CanadaPriceFrom $547Free cancellationRating
7.1
9,911 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $1,354Free cancellationRating
7.5
890 reviews
Search Qantas Airways flights
Cathay PacificPriceFrom $2,126Free cancellationRating
7.6
960 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom $3,009Free cancellationRating
7.4
3,606 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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