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 56% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 6 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

Delta, Qatar Airways, and Cathay Pacific 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?

As of September 2026, there are 6 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$ 904 Cheap Flights from Montreal to Australia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal to Australia

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:45 p.m. - 7:30 a.m.YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

51h 45m2 stops Detroit Metropolitan Wayne County Los Angeles Los Angeles

9:35 a.m. - 11:10 p.m.BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

51h 35m2 stops Los Angeles Los Angeles Detroit Metropolitan Wayne County

C$ 1,519Delta

Thu, 11 Mar - Fri, 26 Mar

6:00 a.m. - 7:30 a.m.YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

34h 30m2 stops Detroit Metropolitan Wayne County Los Angeles Los Angeles

9:35 a.m. - 11:10 p.m.BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

51h 35m2 stops Los Angeles Los Angeles Detroit Metropolitan Wayne County

C$ 1,519Delta

Fri, 12 Mar - Fri, 26 Mar

6:00 p.m. - 7:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

23h 05m1 stop Vancouver Intl

10:45 a.m. - 7:50 p.m.BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

23h 05m2 stops Vancouver Intl Calgary

C$ 1,587Air Canada

Sun, 18 Oct - Sun, 1 Nov

9:30 p.m. - 7:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

43h 35m1 stop Vancouver Intl

9:45 a.m. - 7:10 a.m.BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

35h 25m2 stops Vancouver Intl Calgary

C$ 1,589Air Canada

Mon, 19 Oct - Mon, 26 Oct

3:55 p.m. - 5:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

45h 05m2 stops Chicago O'Hare Intl Dallas/Fort Worth

10:45 p.m. - 12:24 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

29h 39m2 stops Los Angeles Los Angeles Philadelphia

C$ 1,633American Airlines

Sat, 20 Feb - Sun, 7 Mar

3:55 p.m. - 5:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

45h 05m2 stops Chicago O'Hare Intl Dallas/Fort Worth

12:00 p.m. - 10:59 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

26h 59m2 stops Dallas/Fort Worth Philadelphia

C$ 1,633American Airlines

Sat, 13 Feb - Sun, 28 Feb

9:05 p.m. - 5:50 p.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

28h 45m1 stop Doha Hamad Intl

4:10 p.m. - 2:05 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

37h 55m1 stop Doha Hamad Intl

C$ 1,645Qatar Airways

Tue, 9 Feb - Tue, 16 Feb

9:05 p.m. - 11:20 p.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

34h 15m1 stop Doha Hamad Intl

4:10 p.m. - 2:05 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

37h 55m1 stop Doha Hamad Intl

C$ 1,657Qatar Airways

Tue, 9 Feb - Tue, 16 Feb

6:00 p.m. - 12:40 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

27h 40m2 stops Vancouver Intl Brisbane

10:20 a.m. - 7:10 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

35h 50m1 stop Vancouver Intl

C$ 1,724Air New Zealand

Sun, 18 Oct - Wed, 28 Oct

6:15 p.m. - 6:15 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

32h 00m2 stops Vancouver Intl Auckland Intl

11:20 a.m. - 8:30 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

25h 10m1 stop Vancouver Intl

C$ 1,741Air New Zealand

Mon, 1 Mar - Wed, 10 Mar

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:31 p.m. - 7:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

28h 34m2 stops Chicago O'Hare Intl Los Angeles Los Angeles

10:10 a.m. - 9:42 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 32m2 stops Los Angeles Los Angeles Philadelphia

C$ 1,690American Airlines

Sun, 27 Sep - Sun, 4 Oct

1:06 p.m. - 7:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

27h 59m2 stops Philadelphia Los Angeles Los Angeles

10:10 a.m. - 10:52 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

27h 42m2 stops Los Angeles Los Angeles Charlotte Douglas

C$ 1,690American Airlines

Sun, 27 Sep - Wed, 7 Oct

12:31 p.m. - 7:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

28h 34m2 stops Chicago O'Hare Intl Los Angeles Los Angeles

8:30 p.m. - 11:45 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

42h 15m2 stops Vancouver Intl Calgary

C$ 1,717Qantas Airways

Thu, 24 Sep - Sat, 17 Oct

7:50 a.m. - 7:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 15m2 stops Philadelphia Los Angeles Los Angeles

1:00 p.m. - 2:43 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

40h 43m1 stop Dallas/Fort Worth

C$ 2,063Qantas Airways

Sun, 27 Sep - Sun, 4 Oct

7:30 a.m. - 7:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 50m1 stop Vancouver Intl

9:20 a.m. - 12:39 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

29h 19m1 stop Vancouver Intl

C$ 2,456Air New Zealand

Fri, 25 Sep - Fri, 2 Oct

7:30 a.m. - 7:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 50m1 stop Vancouver Intl

10:20 a.m. - 7:59 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

24h 39m1 stop Vancouver Intl

C$ 2,516Air Canada

Thu, 24 Sep - Sat, 17 Oct

6:35 p.m. - 6:55 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

22h 20m1 stop San Francisco

11:20 a.m. - 8:16 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

35h 56m1 stop San Francisco

C$ 2,562United Airlines

Mon, 28 Sep - Sun, 4 Oct

6:35 p.m. - 6:55 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

22h 20m1 stop San Francisco

11:20 a.m. - 8:16 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

35h 56m1 stop San Francisco

C$ 2,596United Airlines

Fri, 25 Sep - Fri, 9 Oct

9:35 p.m. - 10:00 p.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

34h 25m2 stops Doha Hamad Intl Adelaide

11:45 p.m. - 4:45 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

32h 00m1 stop Doha Hamad Intl

C$ 2,980Qatar Airways

Mon, 28 Sep - Mon, 5 Oct

6:00 p.m. - 4:40 p.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

32h 40m2 stops Vancouver Intl Brisbane

10:20 a.m. - 10:15 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 55m3 stops Vancouver Intl Toronto Pearson Intl Ottawa

C$ 3,099Air Canada

Thu, 24 Sep - Sat, 17 Oct

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Air New Zealand flights from Montreal to Australia

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

Air New Zealand

18 Oct

YUL6:00 p.m.Montreal Pierre Elliott Trudeau Intl

27h 40m

2 stops

SYD12:40 p.m.Sydney Kingsford Smith

28 Oct

SYD10:20 a.m.Sydney Kingsford Smith

35h 50m

1 stop

YUL7:10 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,724

Air New Zealand

1 Mar

YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl

32h 00m

2 stops

SYD6:15 p.m.Sydney Kingsford Smith

10 Mar

SYD11:20 a.m.Sydney Kingsford Smith

25h 10m

1 stop

YUL8:30 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,741

Air New Zealand

1 Nov

YUL8:00 a.m.Montreal Pierre Elliott Trudeau Intl

34h 45m

2 stops

OOL9:45 a.m.Coolangatta Gold Coast

8 Nov

OOL10:55 a.m.Coolangatta Gold Coast

44h 50m

2 stops

YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,220

Qantas Airways flights from Montreal to Australia

Our best Qantas Airways deals on Montreal to Australia flight tickets

Qantas Airways

24 Sep

YUL12:31 p.m.Montreal Pierre Elliott Trudeau Intl

28h 34m

2 stops

SYD7:05 a.m.Sydney Kingsford Smith

17 Oct

SYD8:30 p.m.Sydney Kingsford Smith

42h 15m

2 stops

YUL11:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,717

Qantas Airways

21 Oct

YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl

28h 00m

2 stops

SYD7:30 a.m.Sydney Kingsford Smith

28 Oct

SYD9:25 p.m.Sydney Kingsford Smith

58h 27m

2 stops

YUL4:52 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,737

Qantas Airways

30 Sep

YUL12:31 p.m.Montreal Pierre Elliott Trudeau Intl

28h 34m

2 stops

SYD7:05 a.m.Sydney Kingsford Smith

7 Oct

SYD8:30 p.m.Sydney Kingsford Smith

42h 15m

2 stops

YUL11:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,741

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Thu 11/3

12:45 p.m.-7:30 a.m.

2 stops51h 45m

Brisbane

Fri 26/3

9:35 a.m.-11:10 p.m.

2 stops51h 35m

C$ 1,519

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Fri 12/3

6:00 a.m.-7:30 a.m.

2 stops34h 30m

Brisbane

Fri 26/3

9:35 a.m.-11:10 p.m.

2 stops51h 35m

C$ 1,519

Quickest round-trip

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 18/10

6:00 p.m.-7:05 a.m.

1 stop23h 05m

Brisbane

Sun 1/11

10:45 a.m.-7:50 p.m.

2 stops23h 05m

C$ 1,587

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 19/10

9:30 p.m.-7:05 a.m.

1 stop43h 35m

Brisbane

Mon 26/10

9:45 a.m.-7:10 a.m.

2 stops35h 25m

C$ 1,589

MontrealMelbourne

YUL Montreal Pierre Elliott Trudeau Intl - MEL Melbourne

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 20/2

3:55 p.m.-5:00 a.m.

2 stops45h 05m

Melbourne

Sun 7/3

10:45 p.m.-12:24 p.m.

2 stops29h 39m

C$ 1,633

MontrealMelbourne

YUL Montreal Pierre Elliott Trudeau Intl - MEL Melbourne

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 13/2

3:55 p.m.-5:00 a.m.

2 stops45h 05m

Melbourne

Sun 28/2

12:00 p.m.-10:59 p.m.

2 stops26h 59m

C$ 1,633

MontrealMelbourne

YUL Montreal Pierre Elliott Trudeau Intl - MEL Melbourne

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

9:05 p.m.-5:50 p.m.

1 stop28h 45m

Melbourne

Tue 16/2

4:10 p.m.-2:05 p.m.

1 stop37h 55m

C$ 1,645

MontrealMelbourne

YUL Montreal Pierre Elliott Trudeau Intl - MEL Melbourne

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

9:05 p.m.-11:20 p.m.

1 stop34h 15m

Melbourne

Tue 16/2

4:10 p.m.-2:05 p.m.

1 stop37h 55m

C$ 1,657

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 18/10

6:00 p.m.-12:40 p.m.

2 stops27h 40m

Sydney Kingsford Smith

Wed 28/10

10:20 a.m.-7:10 a.m.

1 stop35h 50m

C$ 1,724

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 1/3

6:15 p.m.-6:15 p.m.

2 stops32h 00m

Sydney Kingsford Smith

Wed 10/3

11:20 a.m.-8:30 p.m.

1 stop25h 10m

C$ 1,741

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 May. Flight prices, which tend to average around C$ 1,864, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Australia from Montreal during April instead. Flights to Australia in April, while not as cheap as those in May, still average around C$ 2,055.

How far in advance should I book a flight from Montreal 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$ 2,260 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$ 1,580 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 28% 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

Best price found	C$ 904
Fastest flight time	26h 15m
Direct flights	None

The best one-way flight to Australia from Montreal in the past 72 hours is C$ 904. The best round-trip flight deal from Montreal to Australia found on momondo in the last 72 hours is C$ 1,519.

The fastest flight from Montreal to Australia takes 26h 15m

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?
As of September 2026, there are 6 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
Delta	PriceFrom C$ 449	Free Cancellation	Rating 7.8 8,595 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,190	Free Cancellation	Rating 7.5 1,101 reviews	Search Qantas Airways flights
Air Canada	PriceFrom C$ 1,440	Free Cancellation	Rating 7.1 11,667 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 1,463	Free Cancellation	Rating 7.4 10,229 reviews	Search United Airlines flights
Qatar Airways	PriceFrom C$ 1,720	Free Cancellation	Rating 7.3 3,732 reviews	Search Qatar Airways flights
Air New Zealand	PriceFrom C$ 1,818	Free Cancellation	Rating 8.0 669 reviews	Search Air New Zealand 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.