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

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 10 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 10 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$ 779 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.

6:45 a.m. - 11:45 a.m.

YUL

SYD

39h 00m

3 stops

1:15 p.m. - 7:00 a.m.

SYD

YUL

31h 45m

3 stops

C$ 1,776Multiple Airlines

Mon, 13 Apr - Mon, 27 Apr

12:10 p.m. - 10:25 a.m.

YUL

BNE

31h 15m

3 stops

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

BNE

YUL

35h 47m

3 stops

C$ 1,849Multiple Airlines

Mon, 9 Feb - Thu, 19 Feb

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$ 1,948Qatar Airways

Sun, 8 Mar - Tue, 19 May

8:50 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$ 1,996Qatar Airways

Wed, 4 Mar - Mon, 4 May

9:15 a.m. - 9:30 a.m.

YUL

ADL

32h 45m

2 stops

1:55 p.m. - 1:28 p.m.

ADL

YUL

38h 03m

2 stops

C$ 2,371United Airlines

Sat, 14 Feb - Mon, 23 Mar

6:30 p.m. - 10:45 a.m.

YUL

CNS

50h 15m

2 stops

11:55 a.m. - 6:56 a.m.

CNS

YUL

33h 01m

2 stops

C$ 2,493Air New Zealand

Sat, 2 May - Sat, 30 May

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

YUL

ADL

33h 20m

2 stops

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

ADL

YUL

40h 35m

2 stops

C$ 2,539Air Canada

Tue, 17 Mar - Sat, 21 Mar

3:10 p.m. - 6:10 p.m.

YUL

ADL

36h 30m

3 stops

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

ADL

YUL

36h 35m

2 stops

C$ 2,550Air Canada

Tue, 17 Mar - Sat, 21 Mar

7:00 a.m. - 10:45 a.m.

YUL

CNS

37h 45m

2 stops

11:55 a.m. - 6:43 a.m.

CNS

YUL

32h 48m

2 stops

C$ 2,631Air New Zealand

Fri, 26 Jun - Sat, 11 Jul

5:50 p.m. - 9:30 a.m.

YUL

ADL

24h 10m

1 stop

1:55 p.m. - 10:20 a.m.

ADL

YUL

34h 55m

2 stops

C$ 2,721United Airlines

Sat, 14 Feb - Mon, 23 Mar

Qantas Airways flights from Montreal to Australia

Our best Qantas Airways deals on Montreal to Australia flight tickets

Qantas Airways

22 Feb

YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl

49h 15m

2 stops

SYD9:00 a.m.Sydney Kingsford Smith

9 Mar

SYD8:30 p.m.Sydney Kingsford Smith

25h 35m

2 stops

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

C$ 1,939

Qantas Airways

2 May

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

33h 50m

2 stops

SYD6:35 a.m.Sydney Kingsford Smith

30 May

SYD8:30 p.m.Sydney Kingsford Smith

42h 12m

2 stops

YUL12:42 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,949

Qantas Airways

22 Feb

YUL3:45 p.m.Montreal Pierre Elliott Trudeau Intl

49h 15m

2 stops

SYD9:00 a.m.Sydney Kingsford Smith

9 Mar

SYD8:30 p.m.Sydney Kingsford Smith

25h 35m

2 stops

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

C$ 1,956

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

9 Mar

SYD3:50 p.m.Sydney Kingsford Smith

38h 15m

1 stop

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

C$ 1,917

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$ 1,948

Qatar Airways

18 Mar

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

42h 00m

1 stop

SYD6:50 a.m.Sydney Kingsford Smith

21 Apr

SYD2:50 p.m.Sydney Kingsford Smith

37h 55m

1 stop

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

C$ 1,965

Fly from

Fly to

Route

Depart

Return

Price

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

6:45 a.m.-11:45 a.m.

3 stops39h 00m

Sydney Kingsford Smith

Mon 27/4

1:15 p.m.-7:00 a.m.

3 stops31h 45m

C$ 1,776

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 9/2

12:10 p.m.-10:25 a.m.

3 stops31h 15m

Brisbane

Thu 19/2

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

3 stops35h 47m

C$ 1,849

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$ 1,948

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 4/3

8:50 p.m.-10:55 p.m.

1 stop35h 05m

Brisbane

Mon 4/5

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

1 stop37h 35m

C$ 1,996

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sat 14/2

9:15 a.m.-9:30 a.m.

2 stops32h 45m

Adelaide

Mon 23/3

1:55 p.m.-1:28 p.m.

2 stops38h 03m

C$ 2,371

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

6:30 p.m.-10:45 a.m.

2 stops50h 15m

Cairns

Sat 30/5

11:55 a.m.-6:56 a.m.

2 stops33h 01m

C$ 2,493

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$ 2,539

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

3:10 p.m.-6:10 p.m.

3 stops36h 30m

Adelaide

Sat 21/3

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

2 stops36h 35m

C$ 2,550

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

7:00 a.m.-10:45 a.m.

2 stops37h 45m

Cairns

Sat 11/7

11:55 a.m.-6:43 a.m.

2 stops32h 48m

C$ 2,631

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Sat 14/2

5:50 p.m.-9:30 a.m.

1 stop24h 10m

Adelaide

Mon 23/3

1:55 p.m.-10:20 a.m.

2 stops34h 55m

C$ 2,721

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$ 1,938, 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$ 2,022.

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$ 2,246 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 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 05m
Direct flights	None

The fastest flight from Montreal to Australia takes 26h 05m

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 10 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 7.9 412 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 327	Free Cancellation	Rating 7.2 3,251 reviews	Search WestJet flights
Delta	PriceFrom C$ 358	Free Cancellation	Rating 7.9 8,118 reviews	Search Delta flights
Fiji Airways	PriceFrom C$ 981	Free Cancellation	Rating 8.0 222 reviews	Search Fiji Airways flights
Qantas Airways	PriceFrom C$ 1,097	Free Cancellation	Rating 7.5 978 reviews	Search Qantas Airways flights
United Airlines	PriceFrom C$ 1,226	Free Cancellation	Rating 7.4 9,204 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 1,475	Free Cancellation	Rating 7.1 10,660 reviews	Search Air Canada flights
Air New Zealand	PriceFrom C$ 1,716	Free Cancellation	Rating 8.0 575 reviews	Search Air New Zealand flights
Air France	PriceFrom C$ 1,904	Free Cancellation	Rating 7.4 1,526 reviews	Search Air France flights
Qatar Airways	PriceFrom C$ 2,002	Free Cancellation	Rating 7.4 3,732 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.