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

Delta, United Airlines, and Qatar Airways 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 March 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.

$806 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.

12:50 - 06:50

YUL

SYD

28h 00m

2 stops

09:15 - 11:59

SYD

YUL

40h 44m

2 stops

$1,618Delta

Mon, 13 Apr - Mon, 20 Apr

16:55 - 12:05

YUL

SYD

29h 10m

2 stops

13:15 - 06:51

SYD

YUL

31h 36m

2 stops

$1,652Multiple Airlines

Mon, 4 May - Mon, 11 May

16:55 - 11:50

YUL

SYD

28h 55m

2 stops

13:15 - 06:51

SYD

YUL

31h 36m

2 stops

$1,655Multiple Airlines

Sat, 2 May - Sat, 9 May

18:00 - 11:05

YUL

MEL

27h 05m

2 stops

06:00 - 20:57

MEL

YUL

28h 57m

2 stops

$1,809Air Canada

Mon, 4 May - Mon, 11 May

16:40 - 11:35

YUL

MEL

28h 55m

3 stops

06:00 - 19:27

MEL

YUL

27h 27m

2 stops

$1,820Air Canada

Mon, 4 May - Mon, 11 May

15:25 - 06:30

YUL

BNE

25h 05m

2 stops

10:30 - 22:06

BNE

YUL

25h 36m

2 stops

$1,902United Airlines

Sun, 5 Apr - Sun, 26 Apr

14:20 - 06:30

YUL

BNE

26h 10m

2 stops

10:30 - 08:25

BNE

YUL

35h 55m

1 stop

$1,918United Airlines

Wed, 6 May - Sun, 5 Jul

21:35 - 18:35

YUL

PER

33h 00m

1 stop

23:55 - 14:45

PER

YUL

50h 50m

2 stops

$2,293Qatar Airways

Wed, 6 May - Wed, 13 May

21:35 - 11:55

YUL

PER

26h 20m

1 stop

11:15 - 14:45

PER

YUL

39h 30m

2 stops

$2,295Qatar Airways

Tue, 5 May - Tue, 12 May

17:30 - 10:55

YUL

ADL

27h 55m

2 stops

12:05 - 06:40

ADL

YUL

32h 05m

2 stops

$2,408Air New Zealand

Wed, 12 Aug - Wed, 16 Sep

Delta flights from Montreal to Australia

Our best Delta deals on Montreal to Australia flight tickets

Delta

13 Apr

YUL12:50Montreal Pierre Elliott Trudeau Intl

28h 00m

2 stops

SYD06:50Sydney Kingsford Smith

20 Apr

SYD09:15Sydney Kingsford Smith

40h 44m

2 stops

YUL11:59Montreal Pierre Elliott Trudeau Intl

$1,618

Delta

2 May

YUL07:00Montreal Pierre Elliott Trudeau Intl

57h 50m

2 stops

SYD06:50Sydney Kingsford Smith

23 May

SYD09:15Sydney Kingsford Smith

27h 58m

2 stops

YUL23:13Montreal Pierre Elliott Trudeau Intl

$1,669

Delta

18 Apr

YUL12:55Montreal Pierre Elliott Trudeau Intl

51h 55m

2 stops

SYD06:50Sydney Kingsford Smith

28 Apr

SYD09:15Sydney Kingsford Smith

27h 53m

2 stops

YUL23:08Montreal Pierre Elliott Trudeau Intl

$1,690

Qatar Airways flights from Montreal to Australia

Our best Qatar Airways deals on Montreal to Australia flight tickets

Qatar Airways

3 May

YUL20:55Montreal Pierre Elliott Trudeau Intl

43h 15m

1 stop

SYD06:10Sydney Kingsford Smith

18 May

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$1,955

Qatar Airways

4 May

YUL21:35Montreal Pierre Elliott Trudeau Intl

42h 35m

1 stop

SYD06:10Sydney Kingsford Smith

11 May

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$1,989

Qatar Airways

3 May

YUL21:35Montreal Pierre Elliott Trudeau Intl

42h 35m

1 stop

SYD06:10Sydney Kingsford Smith

18 May

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$2,009

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

12:50-06:50

2 stops28h 00m

Sydney Kingsford Smith

Mon 20/4

09:15-11:59

2 stops40h 44m

$1,618

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

16:55-12:05

2 stops29h 10m

Sydney Kingsford Smith

Mon 11/5

13:15-06:51

2 stops31h 36m

$1,652

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

16:55-11:50

2 stops28h 55m

Sydney Kingsford Smith

Sat 9/5

13:15-06:51

2 stops31h 36m

$1,654

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

18:00-11:05

2 stops27h 05m

Melbourne

Mon 11/5

06:00-20:57

2 stops28h 57m

$1,809

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

16:40-11:35

3 stops28h 55m

Melbourne

Mon 11/5

06:00-19:27

2 stops27h 27m

$1,820

Fastest return journey

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 5/4

15:25-06:30

2 stops25h 05m

Brisbane

Sun 26/4

10:30-22:06

2 stops25h 36m

$1,902

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

14:20-06:30

2 stops26h 10m

Brisbane

Sun 5/7

10:30-08:25

1 stop35h 55m

$1,918

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

21:35-18:35

1 stop33h 00m

Perth

Wed 13/5

23:55-14:45

2 stops50h 50m

$2,293

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

21:35-11:55

1 stop26h 20m

Perth

Tue 12/5

11:15-14:45

2 stops39h 30m

$2,295

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Wed 12/8

17:30-10:55

2 stops27h 55m

Adelaide

Wed 16/9

12:05-06:40

2 stops32h 05m

$2,408

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 $2,016. 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 $2,121.

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 $2,313 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 $1,851 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 21% 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	24h 10m
Direct flights	None

The fastest flight from Montreal to Australia takes 24h 10m

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 March 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 $1,885	Free cancellation	Rating 7.1 10,819 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.