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 59% 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 and Emirates 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 February 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$ 795 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.

6:30 p.m. - 11:50 a.m.

YUL

SYD

27h 20m

2 stops

1:15 p.m. - 6:56 a.m.

SYD

YUL

31h 41m

2 stops

C$ 1,669Multiple Airlines

Tue, 5 May - Tue, 19 May

7:15 a.m. - 11:40 a.m.

YUL

CNS

38h 25m

3 stops

12:40 p.m. - 7:05 a.m.

CNS

YUL

32h 25m

3 stops

C$ 1,780Multiple Airlines

Sat, 1 Aug - Mon, 10 Aug

5:30 p.m. - 10:40 a.m.

YUL

SYD

27h 10m

2 stops

11:55 a.m. - 12:42 a.m.

SYD

YUL

26h 47m

2 stops

C$ 1,833Air New Zealand

Mon, 3 Aug - Mon, 24 Aug

5:30 p.m. - 5:45 p.m.

YUL

MEL

34h 15m

2 stops

8:35 a.m. - 12:42 a.m.

MEL

YUL

30h 07m

2 stops

C$ 1,840Air New Zealand

Tue, 4 Aug - Mon, 17 Aug

9:50 p.m. - 10:55 p.m.

YUL

BNE

35h 05m

1 stop

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

BNE

YUL

37h 35m

1 stop

C$ 1,950Qatar Airways

Sun, 8 Mar - Tue, 19 May

9:50 p.m. - 10:55 p.m.

YUL

BNE

35h 05m

1 stop

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

BNE

YUL

37h 35m

1 stop

C$ 1,952Qatar Airways

Sun, 8 Mar - Tue, 19 May

11:10 a.m. - 6:50 a.m.

YUL

PER

31h 40m

2 stops

8:20 a.m. - 6:20 p.m.

PER

YUL

46h 00m

2 stops

C$ 2,149Cathay Pacific

Tue, 7 Apr - Tue, 5 May

6:45 a.m. - 10:40 p.m.

YUL

PER

51h 55m

2 stops

12:10 a.m. - 6:20 p.m.

PER

YUL

54h 10m

2 stops

C$ 2,219Cathay Pacific

Wed, 13 May - Sat, 16 May

9:30 p.m. - 3:55 p.m.

YUL

CNS

52h 25m

2 stops

4:35 p.m. - 6:15 a.m.

CNS

YUL

51h 40m

2 stops

C$ 2,360Air Canada

Mon, 3 Aug - Sat, 8 Aug

9:30 p.m. - 3:55 p.m.

YUL

CNS

52h 25m

3 stops

6:00 a.m. - 8:54 p.m.

CNS

YUL

28h 54m

2 stops

C$ 2,366Air Canada

Sat, 1 Aug - Mon, 10 Aug

Qatar Airways flights from Montreal to Australia

Our best Qatar Airways deals on Montreal to Australia flight tickets

Qatar Airways

5 Apr

YUL9:35 p.m.Montreal Pierre Elliott Trudeau Intl

42h 40m

1 stop

SYD6:15 a.m.Sydney Kingsford Smith

20 Apr

SYD2:50 p.m.Sydney Kingsford Smith

37h 55m

1 stop

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

C$ 1,931

Qatar Airways

8 Mar

YUL9:50 p.m.Montreal Pierre Elliott Trudeau Intl

35h 05m

1 stop

BNE10:55 p.m.Brisbane

19 May

BNE3:10 p.m.Brisbane

37h 35m

1 stop

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

C$ 1,950

Qatar Airways

8 Mar

YUL9:50 p.m.Montreal Pierre Elliott Trudeau Intl

35h 05m

1 stop

BNE10:55 p.m.Brisbane

19 May

BNE3:10 p.m.Brisbane

37h 35m

1 stop

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

C$ 1,952

Air Canada flights from Montreal to Australia

Our best Air Canada deals on Montreal to Australia flight tickets

Air Canada

5 Apr

YUL1:45 p.m.Montreal Pierre Elliott Trudeau Intl

27h 35m

2 stops

SYD7:20 a.m.Sydney Kingsford Smith

20 Apr

SYD9:20 a.m.Sydney Kingsford Smith

21h 45m

1 stop

YUL5:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,902

Air Canada

5 Apr

YUL1:20 p.m.Montreal Pierre Elliott Trudeau Intl

28h 00m

2 stops

SYD7:20 a.m.Sydney Kingsford Smith

20 Apr

SYD9:20 a.m.Sydney Kingsford Smith

25h 34m

2 stops

YUL8:54 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,986

Air Canada

6 May

YUL1:10 p.m.Montreal Pierre Elliott Trudeau Intl

28h 10m

1 stop

SYD7:20 a.m.Sydney Kingsford Smith

20 May

SYD9:20 a.m.Sydney Kingsford Smith

29h 20m

1 stop

YUL12:40 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,992

Fly from

Fly to

Route

Depart

Return

Price

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

6:30 p.m.-11:50 a.m.

2 stops27h 20m

Sydney Kingsford Smith

Tue 19/5

1:15 p.m.-6:56 a.m.

2 stops31h 41m

C$ 1,669

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 1/8

7:15 a.m.-11:40 a.m.

3 stops38h 25m

Cairns

Mon 10/8

12:40 p.m.-7:05 a.m.

3 stops32h 25m

C$ 1,780

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 3/8

5:30 p.m.-10:40 a.m.

2 stops27h 10m

Sydney Kingsford Smith

Mon 24/8

11:55 a.m.-12:42 a.m.

2 stops26h 47m

C$ 1,833

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 4/8

5:30 p.m.-5:45 p.m.

2 stops34h 15m

Melbourne

Mon 17/8

8:35 a.m.-12:42 a.m.

2 stops30h 07m

C$ 1,840

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 8/3

9:50 p.m.-10:55 p.m.

1 stop35h 05m

Brisbane

Tue 19/5

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

1 stop37h 35m

C$ 1,950

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 8/3

9:50 p.m.-10:55 p.m.

1 stop35h 05m

Brisbane

Tue 19/5

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

1 stop37h 35m

C$ 1,952

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

11:10 a.m.-6:50 a.m.

2 stops31h 40m

Perth

Tue 5/5

8:20 a.m.-6:20 p.m.

2 stops46h 00m

C$ 2,149

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Wed 13/5

6:45 a.m.-10:40 p.m.

2 stops51h 55m

Perth

Sat 16/5

12:10 a.m.-6:20 p.m.

2 stops54h 10m

C$ 2,219

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Mon 3/8

9:30 p.m.-3:55 p.m.

2 stops52h 25m

Cairns

Sat 8/8

4:35 p.m.-6:15 a.m.

2 stops51h 40m

C$ 2,360

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 1/8

9:30 p.m.-3:55 p.m.

3 stops52h 25m

Cairns

Mon 10/8

6:00 a.m.-8:54 p.m.

2 stops28h 54m

C$ 2,366

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$ 1,904, 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 May instead. Flights to Australia in May, while not as cheap as those in September, still average around C$ 2,115.

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$ 2,247 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$ 1,530 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 34% 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 February 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$ 290	Free Cancellation	Rating 7.9 415 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 323	Free Cancellation	Rating 7.2 3,256 reviews	Search WestJet flights
Delta	PriceFrom C$ 354	Free Cancellation	Rating 7.9 8,182 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,085	Free Cancellation	Rating 7.5 988 reviews	Search Qantas Airways flights
United Airlines	PriceFrom C$ 1,213	Free Cancellation	Rating 7.4 9,281 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 1,451	Free Cancellation	Rating 7.1 10,709 reviews	Search Air Canada flights
Air New Zealand	PriceFrom C$ 1,750	Free Cancellation	Rating 8.0 582 reviews	Search Air New Zealand flights
Air France	PriceFrom C$ 1,884	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights
Qatar Airways	PriceFrom C$ 1,944	Free Cancellation	Rating 7.4 3,731 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.