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

Qatar Airways, United Airlines, 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.

$746 Cheap Flights from Montreal to Australia in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

14:13 - 06:30

YUL

BNE

50h 17m

2 stops

10:30 - 00:13

BNE

YUL

27h 43m

2 stops

$1,756United Airlines

Sat, 21 Mar - Wed, 8 Apr

15:00 - 06:30

YUL

BNE

25h 30m

2 stops

10:30 - 14:40

BNE

YUL

42h 10m

2 stops

$1,758United Airlines

Wed, 18 Mar - Sun, 5 Apr

13:15 - 09:25

YUL

SYD

30h 10m

2 stops

11:50 - 06:43

SYD

YUL

32h 53m

2 stops

$1,777Multiple Airlines

Wed, 5 Aug - Sat, 22 Aug

06:45 - 06:45

YUL

MEL

34h 00m

2 stops

09:45 - 00:37

MEL

YUL

28h 52m

2 stops

$1,885Multiple Airlines

Thu, 23 Apr - Sun, 3 May

09:00 - 09:25

YUL

MEL

33h 25m

2 stops

12:10 - 20:46

MEL

YUL

46h 36m

2 stops

$2,047Air New Zealand

Mon, 16 Mar - Wed, 13 May

09:00 - 10:55

YUL

MEL

34h 55m

2 stops

12:10 - 06:56

MEL

YUL

32h 46m

2 stops

$2,051Air New Zealand

Mon, 16 Mar - Wed, 13 May

21:50 - 11:55

YUL

PER

26h 05m

1 stop

16:45 - 15:05

PER

YUL

58h 20m

2 stops

$2,291Qatar Airways

Tue, 10 Mar - Wed, 18 Mar

21:35 - 15:50

YUL

ADL

28h 45m

1 stop

16:30 - 14:45

ADL

YUL

59h 45m

2 stops

$2,309Qatar Airways

Sun, 12 Apr - Sat, 18 Apr

20:10 - 06:50

YUL

PER

46h 40m

2 stops

08:20 - 18:20

PER

YUL

46h 00m

2 stops

$2,378Cathay Pacific

Sat, 11 Apr - Thu, 14 May

07:00 - 06:50

YUL

PER

35h 50m

2 stops

00:10 - 18:20

PER

YUL

30h 10m

2 stops

$2,392Cathay Pacific

Mon, 13 Apr - Thu, 14 May

Air New Zealand flights from Montreal to Australia

Our best Air New Zealand deals on Montreal to Australia flight tickets

Air New Zealand

25 May

YUL18:35Montreal Pierre Elliott Trudeau Intl

46h 25m

2 stops

SYD07:00Sydney Kingsford Smith

8 June

SYD09:30Sydney Kingsford Smith

26h 36m

2 stops

YUL22:06Montreal Pierre Elliott Trudeau Intl

$1,815

Air New Zealand

18 Mar

YUL07:00Montreal Pierre Elliott Trudeau Intl

33h 00m

2 stops

SYD07:00Sydney Kingsford Smith

8 Apr

SYD09:30Sydney Kingsford Smith

25h 56m

2 stops

YUL21:26Montreal Pierre Elliott Trudeau Intl

$1,827

Air New Zealand

24 Mar

YUL15:00Montreal Pierre Elliott Trudeau Intl

25h 00m

2 stops

SYD07:00Sydney Kingsford Smith

14 Apr

SYD09:30Sydney Kingsford Smith

25h 56m

2 stops

YUL21:26Montreal Pierre Elliott Trudeau Intl

$1,830

Qatar Airways flights from Montreal to Australia

Our best Qatar Airways deals on Montreal to Australia flight tickets

Qatar Airways

19 Apr

YUL20:55Montreal Pierre Elliott Trudeau Intl

43h 20m

1 stop

SYD06:15Sydney Kingsford Smith

3 May

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$1,978

Qatar Airways

6 Apr

YUL21:35Montreal Pierre Elliott Trudeau Intl

42h 40m

1 stop

SYD06:15Sydney Kingsford Smith

20 Apr

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$2,003

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

$2,008

Fly from

Fly to

Route

Depart

Return

Price

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sat 21/3

14:13-06:30

2 stops50h 17m

Brisbane

Wed 8/4

10:30-00:13

2 stops27h 43m

$1,756

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

15:00-06:30

2 stops25h 30m

Brisbane

Sun 5/4

10:30-14:40

2 stops42h 10m

$1,758

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

13:15-09:25

2 stops30h 10m

Sydney Kingsford Smith

Sat 22/8

11:50-06:43

2 stops32h 53m

$1,777

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

06:45-06:45

2 stops34h 00m

Melbourne

Sun 3/5

09:45-00:37

2 stops28h 52m

$1,885

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

09:00-09:25

2 stops33h 25m

Melbourne

Wed 13/5

12:10-20:46

2 stops46h 36m

$2,047

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

$2,051

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Tue 10/3

21:50-11:55

1 stop26h 05m

Perth

Wed 18/3

16:45-15:05

2 stops58h 20m

$2,291

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sun 12/4

21:35-15:50

1 stop28h 45m

Adelaide

Sat 18/4

16:30-14:45

2 stops59h 45m

$2,309

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sat 11/4

20:10-06:50

2 stops46h 40m

Perth

Thu 14/5

08:20-18:20

2 stops46h 00m

$2,378

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

07:00-06:50

2 stops35h 50m

Perth

Thu 14/5

00:10-18:20

2 stops30h 10m

$2,392

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 $1,978. 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 $2,198.

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 $2,327 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 $1,590 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	21h 55m
Direct flights	None

The fastest flight from Montreal to Australia takes 21h 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 $602	Free cancellation	Rating 7.1 10,747 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.