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

Delta 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 April 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.

$843 Cheap Flights from Montreal to Australia in 2026

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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.

07:15 - 11:50

YUL

SYD

38h 35m

3 stops

13:15 - 07:05

SYD

YUL

31h 50m

3 stops

$1,589Multiple Airlines

Wed, 29 Apr - Tue, 12 May

08:40 - 07:05

YUL

BNE

32h 25m

2 stops

10:00 - 20:32

BNE

YUL

24h 32m

2 stops

$1,722Air Canada

Mon, 20 Apr - Wed, 16 Sep

08:40 - 07:05

YUL

BNE

32h 25m

2 stops

10:00 - 00:39

BNE

YUL

28h 39m

1 stop

$1,731Air Canada

Mon, 20 Apr - Wed, 16 Sep

06:45 - 11:50

YUL

SYD

39h 05m

3 stops

13:15 - 07:05

SYD

YUL

31h 50m

3 stops

$1,735Multiple Airlines

Sun, 3 May - Tue, 12 May

06:00 - 06:50

YUL

SYD

34h 50m

2 stops

09:15 - 23:55

SYD

YUL

28h 40m

2 stops

$1,806Delta

Tue, 21 Jul - Mon, 3 Aug

06:00 - 06:50

YUL

SYD

34h 50m

2 stops

09:15 - 23:57

SYD

YUL

28h 42m

2 stops

$1,810Delta

Tue, 5 May - Tue, 12 May

12:30 - 06:45

YUL

MEL

28h 15m

2 stops

09:45 - 16:53

MEL

YUL

45h 08m

2 stops

$1,962Qantas Airways

Sat, 23 May - Sat, 30 May

12:30 - 06:45

YUL

MEL

52h 15m

2 stops

13:35 - 16:44

MEL

YUL

41h 09m

2 stops

$2,024Qantas Airways

Sat, 8 Aug - Wed, 19 Aug

21:35 - 23:30

YUL

PER

37h 55m

2 stops

22:55 - 16:10

PER

YUL

29h 15m

1 stop

$2,211Qatar Airways

Sun, 3 May - Mon, 18 May

21:35 - 23:30

YUL

PER

37h 55m

2 stops

22:55 - 16:10

PER

YUL

29h 15m

1 stop

$2,264Qatar Airways

Mon, 4 May - Mon, 11 May

Delta flights from Montreal to Australia

Our best Delta deals on Montreal to Australia flight tickets

Delta

22 Apr

YUL12:50Montreal Pierre Elliott Trudeau Intl

28h 00m

2 stops

SYD06:50Sydney Kingsford Smith

6 May

SYD09:15Sydney Kingsford Smith

28h 11m

2 stops

YUL23:26Montreal Pierre Elliott Trudeau Intl

$1,806

Delta

5 May

YUL06:00Montreal Pierre Elliott Trudeau Intl

34h 50m

2 stops

SYD06:50Sydney Kingsford Smith

12 May

SYD09:15Sydney Kingsford Smith

28h 42m

2 stops

YUL23:57Montreal Pierre Elliott Trudeau Intl

$1,810

Delta

3 May

YUL07:00Montreal Pierre Elliott Trudeau Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

12 May

SYD09:15Sydney Kingsford Smith

40h 20m

2 stops

YUL11:35Montreal Pierre Elliott Trudeau Intl

$1,812

United Airlines flights from Montreal to Australia

Our best United Airlines deals on Montreal to Australia flight tickets

United Airlines

29 July

YUL18:35Montreal Pierre Elliott Trudeau Intl

21h 55m

1 stop

BNE06:30Brisbane

19 Aug

BNE10:30Brisbane

23h 15m

2 stops

YUL19:45Montreal Pierre Elliott Trudeau Intl

$2,033

United Airlines

13 Apr

YUL15:25Montreal Pierre Elliott Trudeau Intl

25h 30m

2 stops

SYD06:55Sydney Kingsford Smith

20 Apr

SYD10:20Sydney Kingsford Smith

38h 20m

2 stops

YUL10:40Montreal Pierre Elliott Trudeau Intl

$2,034

United Airlines

29 July

YUL09:45Montreal Pierre Elliott Trudeau Intl

30h 45m

2 stops

BNE06:30Brisbane

19 Aug

BNE10:30Brisbane

24h 56m

2 stops

YUL21:26Montreal Pierre Elliott Trudeau Intl

$2,035

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 29/4

07:15-11:50

3 stops38h 35m

Sydney Kingsford Smith

Tue 12/5

13:15-07:05

3 stops31h 50m

$1,589

Fastest return journey

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

08:40-07:05

2 stops32h 25m

Brisbane

Wed 16/9

10:00-20:32

2 stops24h 32m

$1,722

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

08:40-07:05

2 stops32h 25m

Brisbane

Wed 16/9

10:00-00:39

1 stop28h 39m

$1,731

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

06:45-11:50

3 stops39h 05m

Sydney Kingsford Smith

Tue 12/5

13:15-07:05

3 stops31h 50m

$1,735

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

06:00-06:50

2 stops34h 50m

Sydney Kingsford Smith

Mon 3/8

09:15-23:55

2 stops28h 40m

$1,806

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

06:00-06:50

2 stops34h 50m

Sydney Kingsford Smith

Tue 12/5

09:15-23:57

2 stops28h 42m

$1,810

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

12:30-06:45

2 stops28h 15m

Melbourne

Sat 30/5

09:45-16:53

2 stops45h 08m

$1,962

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 8/8

12:30-06:45

2 stops52h 15m

Melbourne

Wed 19/8

13:35-16:44

2 stops41h 09m

$2,024

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

21:35-23:30

2 stops37h 55m

Perth

Mon 18/5

22:55-16:10

1 stop29h 15m

$2,211

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

21:35-23:30

2 stops37h 55m

Perth

Mon 11/5

22:55-16:10

1 stop29h 15m

$2,264

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 $2,033. If you don’t want to visit Australia in September, then you should wait until February to fly from Montreal, when ticket prices are also cheap, with an average price of $2,123.

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 $1,882 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

Frequently asked questions about flying 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 April 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 $1,886	Free cancellation	Rating 7.1 10,915 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.