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

Qatar Airways, Delta, and United Airlines 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.

$818 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 - 10:40

YUL

BNE

37h 25m

3 stops

11:35 - 07:05

BNE

YUL

33h 30m

3 stops

$1,587Multiple Airlines

Tue, 19 May - Tue, 2 Jun

07:15 - 11:50

YUL

SYD

38h 35m

3 stops

06:00 - 07:05

SYD

YUL

39h 05m

3 stops

$1,591Multiple Airlines

Tue, 26 May - Tue, 2 Jun

07:15 - 12:00

YUL

MEL

38h 45m

3 stops

13:30 - 07:05

MEL

YUL

31h 35m

3 stops

$1,713Multiple Airlines

Sat, 9 May - Sat, 16 May

07:00 - 06:50

YUL

SYD

33h 50m

2 stops

09:15 - 23:26

SYD

YUL

28h 11m

2 stops

$1,840Delta

Mon, 13 Apr - Wed, 29 Apr

07:00 - 06:50

YUL

SYD

33h 50m

2 stops

09:15 - 23:55

SYD

YUL

28h 40m

2 stops

$1,841Delta

Wed, 22 Jul - Sun, 9 Aug

17:30 - 11:05

YUL

MEL

27h 35m

2 stops

06:00 - 20:45

MEL

YUL

28h 45m

2 stops

$2,037Air Canada

Tue, 1 Sep - Fri, 18 Sep

18:35 - 06:30

YUL

BNE

21h 55m

1 stop

10:30 - 08:16

BNE

YUL

35h 46m

1 stop

$2,069United Airlines

Sun, 20 Sep - Sun, 4 Oct

18:35 - 06:30

YUL

BNE

21h 55m

1 stop

11:40 - 14:51

BNE

YUL

41h 11m

2 stops

$2,072United Airlines

Wed, 16 Sep - Sun, 1 Nov

16:40 - 11:35

YUL

MEL

28h 55m

3 stops

06:00 - 16:58

MEL

YUL

24h 58m

2 stops

$2,138Air Canada

Tue, 12 May - Tue, 19 May

08:10 - 15:50

YUL

MEL

41h 40m

2 stops

17:20 - 13:21

MEL

YUL

34h 01m

2 stops

$2,143Etihad Airways

Tue, 12 May - Tue, 19 May

Delta flights from Montreal to Australia

Our best Delta deals on Montreal to Australia flight tickets

Delta

13 Apr

YUL07:00Montreal Pierre Elliott Trudeau Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

29 Apr

SYD09:15Sydney Kingsford Smith

28h 11m

2 stops

YUL23:26Montreal Pierre Elliott Trudeau Intl

$1,840

Delta

22 July

YUL07:00Montreal Pierre Elliott Trudeau Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

4 Aug

SYD09:15Sydney Kingsford Smith

28h 40m

2 stops

YUL23:55Montreal Pierre Elliott Trudeau Intl

$1,841

Delta

21 July

YUL06:00Montreal Pierre Elliott Trudeau Intl

34h 50m

2 stops

SYD06:50Sydney Kingsford Smith

12 Aug

SYD09:15Sydney Kingsford Smith

28h 19m

2 stops

YUL23:34Montreal Pierre Elliott Trudeau Intl

$1,842

United Airlines flights from Montreal to Australia

Our best United Airlines deals on Montreal to Australia flight tickets

United Airlines

20 Sept

YUL18:35Montreal Pierre Elliott Trudeau Intl

21h 55m

1 stop

BNE06:30Brisbane

4 Oct

BNE10:30Brisbane

35h 46m

1 stop

YUL08:16Montreal Pierre Elliott Trudeau Intl

$2,069

United Airlines

16 June

YUL15:25Montreal Pierre Elliott Trudeau Intl

25h 30m

2 stops

SYD06:55Sydney Kingsford Smith

11 Aug

SYD10:20Sydney Kingsford Smith

35h 56m

1 stop

YUL08:16Montreal Pierre Elliott Trudeau Intl

$2,072

United Airlines

28 June

YUL11:23Montreal Pierre Elliott Trudeau Intl

29h 37m

2 stops

SYD07:00Sydney Kingsford Smith

7 July

SYD09:30Sydney Kingsford Smith

24h 15m

2 stops

YUL19:45Montreal Pierre Elliott Trudeau Intl

$2,075

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

07:15-10:40

3 stops37h 25m

Brisbane

Tue 2/6

11:35-07:05

3 stops33h 30m

$1,587

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

07:15-11:50

3 stops38h 35m

Sydney Kingsford Smith

Tue 2/6

06:00-07:05

3 stops39h 05m

$1,591

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

07:15-12:00

3 stops38h 45m

Melbourne

Sat 16/5

13:30-07:05

3 stops31h 35m

$1,713

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

07:00-06:50

2 stops33h 50m

Sydney Kingsford Smith

Wed 29/4

09:15-23:26

2 stops28h 11m

$1,840

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 22/7

07:00-06:50

2 stops33h 50m

Sydney Kingsford Smith

Sun 9/8

09:15-23:55

2 stops28h 40m

$1,841

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

17:30-11:05

2 stops27h 35m

Melbourne

Fri 18/9

06:00-20:45

2 stops28h 45m

$2,037

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 20/9

18:35-06:30

1 stop21h 55m

Brisbane

Sun 4/10

10:30-08:16

1 stop35h 46m

$2,069

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

18:35-06:30

1 stop21h 55m

Brisbane

Sun 1/11

11:40-14:51

2 stops41h 11m

$2,072

Fastest return journey

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

16:40-11:35

3 stops28h 55m

Melbourne

Tue 19/5

06:00-16:58

2 stops24h 58m

$2,138

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

08:10-15:50

2 stops41h 40m

Melbourne

Tue 19/5

17:20-13:21

2 stops34h 01m

$2,143

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 $2,053. 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 $2,161.

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 $2,347 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 $1,886 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	22h 20m
Direct flights	None

The fastest flight from Montreal to Australia takes 22h 20m

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 $1,920	Free cancellation	Rating 7.1 10,880 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.