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.

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

Qatar Airways, Air Canada, 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?

As of December 2025, 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$ 743 Cheap Flights from Montreal to Australia in 2025/26

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.

8:50 p.m. - 6:50 a.m.

YUL

SYD

42h 00m1 stop

9:40 p.m. - 3:05 p.m.

SYD

YUL

32h 25m1 stop

C$ 1,693Qatar Airways

Sun, 22 Feb - Tue, 10 Mar

8:50 p.m. - 5:45 a.m.

YUL

MEL

40h 55m1 stop

4:10 p.m. - 3:05 p.m.

MEL

YUL

37h 55m1 stop

C$ 1,713Qatar Airways

Mon, 9 Feb - Mon, 16 Mar

8:55 p.m. - 10:45 p.m.

YUL

BNE

35h 50m1 stop

3:10 p.m. - 2:45 p.m.

BNE

YUL

37h 35m1 stop

C$ 1,724Qatar Airways

Mon, 4 May - Mon, 25 May

10:15 a.m. - 9:35 a.m.

YUL

SYD

31h 20m3 stops

11:20 a.m. - 1:53 a.m.

SYD

YUL

30h 33m3 stops

C$ 1,759Multiple Airlines

Mon, 16 Feb - Tue, 3 Mar

6:25 p.m. - 4:15 a.m.

YUL

PER

44h 50m2 stops

5:35 a.m. - 9:00 p.m.

PER

YUL

52h 25m2 stops

C$ 1,906Multiple Airlines

Fri, 13 Feb - Fri, 20 Feb

11:10 a.m. - 7:45 a.m.

YUL

PER

32h 35m2 stops

12:10 a.m. - 6:57 a.m.

PER

YUL

42h 47m2 stops

C$ 2,126Cathay Pacific

Wed, 13 May - Sat, 16 May

6:00 a.m. - 7:45 a.m.

YUL

PER

37h 45m2 stops

12:10 a.m. - 6:57 a.m.

PER

YUL

42h 47m2 stops

C$ 2,130Cathay Pacific

Wed, 13 May - Sat, 16 May

6:20 p.m. - 6:10 p.m.

YUL

ADL

33h 20m2 stops

6:55 p.m. - 9:00 p.m.

ADL

YUL

40h 35m2 stops

C$ 2,221Air Canada

Tue, 17 Mar - Sat, 21 Mar

9:10 a.m. - 1:55 p.m.

YUL

ADL

38h 15m3 stops

6:55 p.m. - 5:00 p.m.

ADL

YUL

36h 35m2 stops

C$ 2,292Air Canada

Tue, 17 Mar - Sat, 21 Mar

5:50 p.m. - 8:30 a.m.

YUL

ADL

24h 10m1 stop

7:00 p.m. - 8:41 p.m.

ADL

YUL

39h 11m2 stops

C$ 2,790United Airlines

Thu, 19 Mar - Wed, 15 Apr

KLM flights from Montreal to Australia

Our best KLM deals on Montreal to Australia flight tickets

KLM

23 Feb

YUL7:05 p.m.Montreal Pierre Elliott Trudeau Intl

44h 30m

2 stops

SYD7:35 a.m.Sydney Kingsford Smith

9 Mar

SYD4:15 p.m.Sydney Kingsford Smith

39h 05m

2 stops

YUL4:20 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,038

Find similar

KLM

1 Mar

YUL7:05 p.m.Montreal Pierre Elliott Trudeau Intl

44h 30m

2 stops

SYD7:35 a.m.Sydney Kingsford Smith

16 Mar

SYD4:15 p.m.Sydney Kingsford Smith

36h 00m

2 stops

YUL1:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,041

Find similar

KLM

15 Feb

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

41h 55m

2 stops

PER11:55 p.m.Perth

16 Mar

PER10:30 a.m.Perth

38h 45m

2 stops

YUL1:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,127

Find similar

Qatar Airways flights from Montreal to Australia

Our best Qatar Airways deals on Montreal to Australia flight tickets

Qatar Airways

22 Feb

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

42h 00m

1 stop

SYD6:50 a.m.Sydney Kingsford Smith

10 Mar

SYD9:40 p.m.Sydney Kingsford Smith

32h 25m

1 stop

YUL3:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,693

Find similar

Qatar Airways

9 Feb

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

40h 55m

1 stop

MEL5:45 a.m.Melbourne

16 Mar

MEL4:10 p.m.Melbourne

37h 55m

1 stop

YUL3:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,713

Find similar

Qatar Airways

4 May

YUL8:55 p.m.Montreal Pierre Elliott Trudeau Intl

35h 50m

1 stop

BNE10:45 p.m.Brisbane

25 May

BNE3:10 p.m.Brisbane

37h 35m

1 stop

YUL2:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,724

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

8:50 p.m.-6:50 a.m.

1 stop42h 00m

Sydney Kingsford Smith

Tue 10/3

9:40 p.m.-3:05 p.m.

1 stop32h 25m

C$ 1,693

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

8:50 p.m.-5:45 a.m.

1 stop40h 55m

Melbourne

Mon 16/3

4:10 p.m.-3:05 p.m.

1 stop37h 55m

C$ 1,713

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

8:55 p.m.-10:45 p.m.

1 stop35h 50m

Brisbane

Mon 25/5

3:10 p.m.-2:45 p.m.

1 stop37h 35m

C$ 1,724

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

10:15 a.m.-9:35 a.m.

3 stops31h 20m

Sydney Kingsford Smith

Tue 3/3

11:20 a.m.-1:53 a.m.

3 stops30h 33m

C$ 1,759

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Fri 13/2

6:25 p.m.-4:15 a.m.

2 stops44h 50m

Perth

Fri 20/2

5:35 a.m.-9:00 p.m.

2 stops52h 25m

C$ 1,906

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

11:10 a.m.-7:45 a.m.

2 stops32h 35m

Perth

Sat 16/5

12:10 a.m.-6:57 a.m.

2 stops42h 47m

C$ 2,126

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

6:00 a.m.-7:45 a.m.

2 stops37h 45m

Perth

Sat 16/5

12:10 a.m.-6:57 a.m.

2 stops42h 47m

C$ 2,130

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

6:20 p.m.-6:10 p.m.

2 stops33h 20m

Adelaide

Sat 21/3

6:55 p.m.-9:00 p.m.

2 stops40h 35m

C$ 2,221

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

9:10 a.m.-1:55 p.m.

3 stops38h 15m

Adelaide

Sat 21/3

6:55 p.m.-5:00 p.m.

2 stops36h 35m

C$ 2,292

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Thu 19/3

5:50 p.m.-8:30 a.m.

1 stop24h 10m

Adelaide

Wed 15/4

7:00 p.m.-8:41 p.m.

2 stops39h 11m

C$ 2,790

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$ 1,963, 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$ 2,023.

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$ 2,239 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$ 1,546 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 41% 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	26h 30m
Direct flights	None

The fastest flight from Montreal to Australia takes 26h 30m

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 December 2025, 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$ 293	Free Cancellation	Rating 8.0 403 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 326	Free Cancellation	Rating 7.2 3,229 reviews	Search WestJet flights
Delta	PriceFrom C$ 447	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,095	Free Cancellation	Rating 7.5 960 reviews	Search Qantas Airways flights
United Airlines	PriceFrom C$ 1,225	Free Cancellation	Rating 7.4 9,127 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 1,485	Free Cancellation	Rating 7.1 10,571 reviews	Search Air Canada flights
Air New Zealand	PriceFrom C$ 1,715	Free Cancellation	Rating 8.0 563 reviews	Search Air New Zealand flights
Air France	PriceFrom C$ 1,903	Free Cancellation	Rating 7.4 1,514 reviews	Search Air France flights
Qatar Airways	PriceFrom C$ 2,058	Free Cancellation	Rating 7.4 3,700 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.