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

Air Canada, Qatar Airways, and United Airlines are the most popular carriers operating from Montreal to Australia

Which airlines fly to Australia?

Air Canada, United Airlines and Qatar Airways are the top three most popular airlines that fly to Australia from Montreal according to our data. Air Canada is the first choice among our users, with 58% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 9 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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?

As of January 2026, there are 9 operators available to choose from for flights from Montreal to Australia.

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 license 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.

C$ 780 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 round-trip flights

Enter your travel dates to find the best prices.

8:05 a.m. - 8:45 a.m.

YUL

BNE

33h 40m

3 stops

10:45 a.m. - 7:32 a.m.

BNE

YUL

35h 47m

3 stops

C$ 1,669Air Canada

Sun, 8 Feb - Thu, 19 Feb

5:50 p.m. - 12:35 p.m.

YUL

SYD

27h 45m

2 stops

1:15 p.m. - 7:10 a.m.

SYD

YUL

31h 55m

3 stops

C$ 1,717Multiple Airlines

Wed, 25 Mar - Tue, 5 May

9:10 a.m. - 12:35 p.m.

YUL

SYD

35h 25m

3 stops

6:00 a.m. - 12:35 a.m.

SYD

YUL

34h 35m

3 stops

C$ 1,741Multiple Airlines

Tue, 10 Feb - Tue, 17 Feb

6:45 a.m. - 10:25 a.m.

YUL

BNE

36h 40m

3 stops

10:45 a.m. - 7:32 a.m.

BNE

YUL

35h 47m

3 stops

C$ 1,744Multiple Airlines

Mon, 16 Feb - Tue, 3 Mar

8:30 a.m. - 11:05 a.m.

YUL

BNE

36h 35m

2 stops

9:35 a.m. - 12:40 a.m.

BNE

YUL

29h 05m

2 stops

C$ 1,789Air New Zealand

Mon, 4 May - Mon, 25 May

7:30 a.m. - 10:40 a.m.

YUL

SYD

37h 10m

2 stops

11:55 a.m. - 12:40 a.m.

SYD

YUL

26h 45m

2 stops

C$ 1,791Air New Zealand

Sun, 3 May - Tue, 26 May

5:00 p.m. - 11:55 p.m.

YUL

PER

41h 55m

2 stops

10:30 a.m. - 4:20 p.m.

PER

YUL

41h 50m

2 stops

C$ 2,148Air France

Tue, 17 Feb - Tue, 17 Mar

8:50 p.m. - 5:05 p.m.

YUL

ADL

28h 45m

1 stop

5:05 p.m. - 2:05 p.m.

ADL

YUL

36h 30m

2 stops

C$ 2,268Qatar Airways

Mon, 26 Jan - Thu, 12 Feb

3:00 p.m. - 9:30 a.m.

YUL

ADL

27h 00m

2 stops

2:55 p.m. - 2:00 p.m.

ADL

YUL

38h 35m

2 stops

C$ 2,320United Airlines

Mon, 26 Jan - Mon, 9 Feb

8:50 p.m. - 5:05 p.m.

YUL

ADL

28h 45m

1 stop

9:30 a.m. - 2:05 p.m.

ADL

YUL

44h 05m

2 stops

C$ 2,332Qatar Airways

Mon, 26 Jan - Mon, 9 Feb

United Airlines flights from Montreal to Australia

Our best United Airlines deals on Montreal to Australia flight tickets

United Airlines

21 Jan

YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl

32h 45m

2 stops

MEL10:00 a.m.Melbourne

28 Jan

MEL11:30 a.m.Melbourne

26h 12m

2 stops

YUL9:42 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,160

United Airlines

26 Jan

YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl

26h 52m

2 stops

SYD9:05 a.m.Sydney Kingsford Smith

7 Apr

SYD10:20 a.m.Sydney Kingsford Smith

27h 53m

2 stops

YUL12:13 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,170

United Airlines

20 Jan

YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl

26h 52m

2 stops

SYD9:05 a.m.Sydney Kingsford Smith

27 Jan

SYD12:10 p.m.Sydney Kingsford Smith

25h 07m

2 stops

YUL9:17 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,184

Air Canada flights from Montreal to Australia

Our best Air Canada deals on Montreal to Australia flight tickets

Air Canada

8 Feb

YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl

33h 40m

3 stops

BNE8:45 a.m.Brisbane

19 Feb

BNE10:45 a.m.Brisbane

35h 47m

3 stops

YUL7:32 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,669

Air Canada

8 Feb

YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl

33h 40m

3 stops

BNE8:45 a.m.Brisbane

19 Feb

BNE10:45 a.m.Brisbane

21h 15m

1 stop

YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,013

Air Canada

25 Mar

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

23h 25m

1 stop

BNE7:45 a.m.Brisbane

5 May

BNE10:00 a.m.Brisbane

22h 44m

2 stops

YUL6:44 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,042

Fly from

Fly to

Route

Depart

Return

Price

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

8:05 a.m.-8:45 a.m.

3 stops33h 40m

Brisbane

Thu 19/2

10:45 a.m.-7:32 a.m.

3 stops35h 47m

C$ 1,669

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

5:50 p.m.-12:35 p.m.

2 stops27h 45m

Sydney Kingsford Smith

Tue 5/5

1:15 p.m.-7:10 a.m.

3 stops31h 55m

C$ 1,717

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 10/2

9:10 a.m.-12:35 p.m.

3 stops35h 25m

Sydney Kingsford Smith

Tue 17/2

6:00 a.m.-12:35 a.m.

3 stops34h 35m

C$ 1,741

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

6:45 a.m.-10:25 a.m.

3 stops36h 40m

Brisbane

Tue 3/3

10:45 a.m.-7:32 a.m.

3 stops35h 47m

C$ 1,744

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

8:30 a.m.-11:05 a.m.

2 stops36h 35m

Brisbane

Mon 25/5

9:35 a.m.-12:40 a.m.

2 stops29h 05m

C$ 1,789

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

7:30 a.m.-10:40 a.m.

2 stops37h 10m

Sydney Kingsford Smith

Tue 26/5

11:55 a.m.-12:40 a.m.

2 stops26h 45m

C$ 1,791

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Tue 17/2

5:00 p.m.-11:55 p.m.

2 stops41h 55m

Perth

Tue 17/3

10:30 a.m.-4:20 p.m.

2 stops41h 50m

C$ 2,148

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

8:50 p.m.-5:05 p.m.

1 stop28h 45m

Adelaide

Thu 12/2

5:05 p.m.-2:05 p.m.

2 stops36h 30m

C$ 2,268

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

3:00 p.m.-9:30 a.m.

2 stops27h 00m

Adelaide

Mon 9/2

2:55 p.m.-2:00 p.m.

2 stops38h 35m

C$ 2,320

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

8:50 p.m.-5:05 p.m.

1 stop28h 45m

Adelaide

Mon 9/2

9:30 a.m.-2:05 p.m.

2 stops44h 05m

C$ 2,332

Flights are sorted by cheapest round-trip 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?

The cheapest month to fly to Australia from Montreal is in September. Flight prices, which tend to average around C$ 1,976, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Australia from Montreal during April instead. Flights to Australia in April, while not as cheap as those in September, still average around C$ 2,034.

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 C$ 2,266 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Montreal for as low as C$ 1,567 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 37% 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	23h 25m
Direct flights	None

The fastest flight from Montreal to Australia takes 23h 25m

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?
As of January 2026, there are 9 operators available to choose from for flights from Montreal to Australia.
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 license 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
Porter Airlines	PriceFrom C$ 297	Free Cancellation	Rating 8.0 407 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 331	Free Cancellation	Rating 7.2 3,242 reviews	Search WestJet flights
Delta	PriceFrom C$ 363	Free Cancellation	Rating 7.9 8,049 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,111	Free Cancellation	Rating 7.5 971 reviews	Search Qantas Airways flights
United Airlines	PriceFrom C$ 1,243	Free Cancellation	Rating 7.4 9,163 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 1,495	Free Cancellation	Rating 7.1 10,622 reviews	Search Air Canada flights
Air New Zealand	PriceFrom C$ 1,740	Free Cancellation	Rating 8.0 570 reviews	Search Air New Zealand flights
Air France	PriceFrom C$ 1,930	Free Cancellation	Rating 7.4 1,522 reviews	Search Air France flights
Qatar Airways	PriceFrom C$ 2,087	Free Cancellation	Rating 7.4 3,715 reviews	Search Qatar Airways 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?

All flight searches from Montreal to Australia on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Montreal to Australia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Montreal to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.