What is the cheapest airline that flies from Montreal to Australia?

Qatar Airways and Emirates are the most popular carriers operating from Montreal to Australia

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

Prices for flights from Montreal to Australia are refreshed on a daily basis.

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

The number of operators available for flights from Montreal to Australia is 1 as of February 2026.

How old do you have to be to fly from Montreal to Australia?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Australia.

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

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$762 Cheap Flights from Montreal to Australia in 2026

1 adult

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Find the cheapest flights from Montreal to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:55 - 12:50

YUL

SYD

27h 55m

2 stops

13:15 - 16:56

SYD

YUL

41h 41m

2 stops

$1,640Multiple Airlines

Mon, 30 Mar - Mon, 6 Apr

16:50 - 11:50

YUL

SYD

29h 00m

2 stops

13:15 - 06:56

SYD

YUL

31h 41m

2 stops

$1,740Multiple Airlines

Tue, 5 May - Tue, 19 May

17:30 - 10:40

YUL

SYD

27h 10m

2 stops

11:55 - 00:42

SYD

YUL

26h 47m

2 stops

$1,913Air New Zealand

Mon, 3 Aug - Mon, 24 Aug

09:00 - 10:55

YUL

MEL

34h 55m

2 stops

12:10 - 06:56

MEL

YUL

32h 46m

2 stops

$1,941Air New Zealand

Mon, 16 Mar - Wed, 13 May

17:00 - 00:40

YUL

PER

43h 40m

2 stops

12:15 - 12:00

PER

YUL

35h 45m

2 stops

$2,232KLM

Wed, 20 May - Tue, 2 Jun

18:50 - 01:10

YUL

PER

42h 20m

2 stops

12:15 - 15:00

PER

YUL

38h 45m

2 stops

$2,235KLM

Tue, 19 May - Thu, 4 Jun

11:10 - 06:50

YUL

PER

31h 40m

2 stops

00:10 - 18:20

PER

YUL

30h 10m

2 stops

$2,307Cathay Pacific

Wed, 20 May - Thu, 4 Jun

21:30 - 22:40

YUL

PER

61h 10m

2 stops

08:20 - 18:20

PER

YUL

46h 00m

2 stops

$2,337Cathay Pacific

Sun, 17 May - Tue, 2 Jun

20:10 - 18:10

YUL

ADL

55h 30m

3 stops

21:20 - 17:05

ADL

YUL

33h 15m

2 stops

$2,658Air Canada

Mon, 16 Mar - Mon, 6 Apr

18:20 - 18:10

YUL

ADL

33h 20m

2 stops

18:55 - 21:00

ADL

YUL

40h 35m

2 stops

$2,700Air Canada

Tue, 17 Mar - Sat, 21 Mar

Air Canada flights from Montreal to Australia

Our best Air Canada deals on Montreal to Australia flight tickets

Air Canada

5 Apr

YUL06:00Montreal Pierre Elliott Trudeau Intl

35h 20m

2 stops

SYD07:20Sydney Kingsford Smith

21 Apr

SYD09:20Sydney Kingsford Smith

24h 55m

2 stops

YUL20:15Montreal Pierre Elliott Trudeau Intl

$2,077

Air Canada

23 Feb

YUL18:20Montreal Pierre Elliott Trudeau Intl

28h 20m

2 stops

SYD14:40Sydney Kingsford Smith

9 Mar

SYD11:20Sydney Kingsford Smith

39h 38m

2 stops

YUL11:58Montreal Pierre Elliott Trudeau Intl

$2,092

Air Canada

6 May

YUL13:30Montreal Pierre Elliott Trudeau Intl

27h 35m

2 stops

BNE07:05Brisbane

20 May

BNE10:00Brisbane

23h 30m

1 stop

YUL19:30Montreal Pierre Elliott Trudeau Intl

$2,139

Qatar Airways flights from Montreal to Australia

Our best Qatar Airways deals on Montreal to Australia flight tickets

Qatar Airways

16 Feb

YUL20:50Montreal Pierre Elliott Trudeau Intl

35h 05m

1 stop

BNE22:55Brisbane

3 Mar

BNE15:10Brisbane

37h 55m

1 stop

YUL14:05Montreal Pierre Elliott Trudeau Intl

$2,018

Qatar Airways

8 Mar

YUL21:50Montreal Pierre Elliott Trudeau Intl

35h 05m

1 stop

BNE22:55Brisbane

19 May

BNE15:10Brisbane

37h 35m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$2,044

Qatar Airways

18 Mar

YUL21:50Montreal Pierre Elliott Trudeau Intl

30h 00m

1 stop

SYD18:50Sydney Kingsford Smith

21 Apr

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$2,049

Fly from

Fly to

Route

Depart

Return

Price

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 30/3

17:55-12:50

2 stops27h 55m

Sydney Kingsford Smith

Mon 6/4

13:15-16:56

2 stops41h 41m

$1,640

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

16:50-11:50

2 stops29h 00m

Sydney Kingsford Smith

Tue 19/5

13:15-06:56

2 stops31h 41m

$1,740

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 3/8

17:30-10:40

2 stops27h 10m

Sydney Kingsford Smith

Mon 24/8

11:55-00:42

2 stops26h 47m

$1,913

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

09:00-10:55

2 stops34h 55m

Melbourne

Wed 13/5

12:10-06:56

2 stops32h 46m

$1,941

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

17:00-00:40

2 stops43h 40m

Perth

Tue 2/6

12:15-12:00

2 stops35h 45m

$2,232

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

18:50-01:10

2 stops42h 20m

Perth

Thu 4/6

12:15-15:00

2 stops38h 45m

$2,235

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Wed 20/5

11:10-06:50

2 stops31h 40m

Perth

Thu 4/6

00:10-18:20

2 stops30h 10m

$2,307

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sun 17/5

21:30-22:40

2 stops61h 10m

Perth

Tue 2/6

08:20-18:20

2 stops46h 00m

$2,337

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

20:10-18:10

3 stops55h 30m

Adelaide

Mon 6/4

21:20-17:05

2 stops33h 15m

$2,658

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

18:20-18:10

2 stops33h 20m

Adelaide

Sat 21/3

18:55-21:00

2 stops40h 35m

$2,700

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal 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

Prices

Airlines

What is the cheapest month to fly to Australia?

In general, September is the cheapest month to fly from Montreal to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,986. If you don’t want to visit Australia in September, then you should wait until May to fly from Montreal, when ticket prices are also cheap, with an average price of $2,207.

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

You are more likely to see cheaper flights to Australia from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,345 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 Montreal for as low as $1,596 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 14% on your flight if you consider stops on a Montreal to Australia flight.

Cheap Montreal to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Australia

Fastest flight time	25h 55m
Direct flights	None

The fastest flight from Montreal to Australia takes 25h 55m

There are no direct flights from Montreal to Australia. There are no popular flight routes from Montreal to Australia.

Search flight deals

When did momondo last update prices for flights from Montreal to Australia?
Prices for flights from Montreal to Australia are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Australia?
The number of operators available for flights from Montreal to Australia is 1 as of February 2026.
How old do you have to be to fly from Montreal to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montreal to Australia

Compare and see reviews for airlines that fly from Montreal to Australia with momondo

Airline	Rating	Free cancellation	Price
Air Canada	PriceFrom $605	Free cancellation	Rating 7.1 10,717 reviews		Search Air Canada flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from Montreal.

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

Yes. momondo allows you to filter the results for Montreal to Australia flights to just show those with flexible booking policies.

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

Once all potential Montreal to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Montreal to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.