Which airlines fly to Australia?

Air Canada, United Airlines and Delta 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 54% 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?

Delta, Air New Zealand, and Qatar Airways 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 April 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$ 838 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.

12:42 p.m. - 6:50 a.m.

YUL

SYD

28h 08m

2 stops

9:15 a.m. - 11:08 p.m.

SYD

YUL

27h 53m

2 stops

C$ 1,545Delta

Sun, 19 Apr - Mon, 4 May

6:00 a.m. - 6:50 a.m.

YUL

SYD

34h 50m

2 stops

9:15 a.m. - 11:26 p.m.

SYD

YUL

28h 11m

2 stops

C$ 1,552Delta

Sun, 19 Apr - Mon, 4 May

7:00 a.m. - 6:50 a.m.

YUL

SYD

33h 50m

2 stops

9:15 a.m. - 11:41 p.m.

SYD

YUL

28h 26m

2 stops

C$ 1,553Delta

Mon, 11 May - Mon, 25 May

1:10 p.m. - 7:05 a.m.

YUL

BNE

27h 55m

1 stop

10:15 a.m. - 8:41 p.m.

BNE

YUL

24h 26m

2 stops

C$ 1,717Air Canada

Mon, 11 May - Tue, 26 May

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

YUL

BNE

43h 35m

1 stop

10:15 a.m. - 11:33 p.m.

BNE

YUL

27h 18m

2 stops

C$ 1,852Multiple Airlines

Sat, 20 Jun - Tue, 11 Aug

6:00 p.m. - 11:05 a.m.

YUL

MEL

27h 05m

2 stops

6:00 a.m. - 7:27 p.m.

MEL

YUL

27h 27m

2 stops

C$ 1,865Air Canada

Thu, 21 May - Sat, 6 Jun

9:35 p.m. - 10:45 p.m.

YUL

BNE

35h 10m

1 stop

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

BNE

YUL

30h 35m

1 stop

C$ 1,934Qatar Airways

Tue, 8 Sep - Thu, 8 Oct

9:35 p.m. - 10:45 p.m.

YUL

BNE

35h 10m

1 stop

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

BNE

YUL

37h 35m

1 stop

C$ 1,940Qatar Airways

Wed, 5 Aug - Mon, 21 Sep

7:15 a.m. - 6:45 a.m.

YUL

MEL

57h 30m

2 stops

9:45 a.m. - 7:05 a.m.

MEL

YUL

35h 20m

2 stops

C$ 2,000Multiple Airlines

Sun, 10 May - Sun, 24 May

6:25 p.m. - 10:55 a.m.

YUL

ADL

51h 00m

2 stops

6:00 a.m. - 12:37 a.m.

ADL

YUL

32h 07m

3 stops

C$ 3,269Air New Zealand

Thu, 9 Jul - Fri, 17 Jul

Delta flights from Montreal to Australia

Our best Delta deals on Montreal to Australia flight tickets

Delta

4 May

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

34h 50m

2 stops

MEL7:50 a.m.Melbourne

20 May

MEL10:00 a.m.Melbourne

27h 13m

2 stops

YUL11:13 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,372

Delta

19 Apr

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

28h 08m

2 stops

SYD6:50 a.m.Sydney Kingsford Smith

4 May

SYD9:15 a.m.Sydney Kingsford Smith

27h 53m

2 stops

YUL11:08 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,545

Delta

19 Apr

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

34h 50m

2 stops

SYD6:50 a.m.Sydney Kingsford Smith

4 May

SYD9:15 a.m.Sydney Kingsford Smith

28h 11m

2 stops

YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,552

Air Canada flights from Montreal to Australia

Our best Air Canada deals on Montreal to Australia flight tickets

Air Canada

11 May

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

27h 55m

1 stop

BNE7:05 a.m.Brisbane

26 May

BNE10:15 a.m.Brisbane

24h 26m

2 stops

YUL8:41 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,717

Air Canada

22 Apr

YUL8:40 a.m.Montreal Pierre Elliott Trudeau Intl

32h 25m

2 stops

BNE7:05 a.m.Brisbane

16 Sep

BNE10:00 a.m.Brisbane

27h 33m

2 stops

YUL11:33 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,747

Air Canada

24 May

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

23h 20m

1 stop

SYD7:20 a.m.Sydney Kingsford Smith

7 Jun

SYD9:20 a.m.Sydney Kingsford Smith

21h 38m

1 stop

YUL4:58 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,857

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

12:42 p.m.-6:50 a.m.

2 stops28h 08m

Sydney Kingsford Smith

Mon 4/5

9:15 a.m.-11:08 p.m.

2 stops27h 53m

C$ 1,545

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

6:00 a.m.-6:50 a.m.

2 stops34h 50m

Sydney Kingsford Smith

Mon 4/5

9:15 a.m.-11:26 p.m.

2 stops28h 11m

C$ 1,552

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

7:00 a.m.-6:50 a.m.

2 stops33h 50m

Sydney Kingsford Smith

Mon 25/5

9:15 a.m.-11:41 p.m.

2 stops28h 26m

C$ 1,553

Quickest round-trip

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

1:10 p.m.-7:05 a.m.

1 stop27h 55m

Brisbane

Tue 26/5

10:15 a.m.-8:41 p.m.

2 stops24h 26m

C$ 1,717

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sat 20/6

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

1 stop43h 35m

Brisbane

Tue 11/8

10:15 a.m.-11:33 p.m.

2 stops27h 18m

C$ 1,852

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

6:00 p.m.-11:05 a.m.

2 stops27h 05m

Melbourne

Sat 6/6

6:00 a.m.-7:27 p.m.

2 stops27h 27m

C$ 1,865

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Tue 8/9

9:35 p.m.-10:45 p.m.

1 stop35h 10m

Brisbane

Thu 8/10

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

1 stop30h 35m

C$ 1,934

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

9:35 p.m.-10:45 p.m.

1 stop35h 10m

Brisbane

Mon 21/9

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

1 stop37h 35m

C$ 1,940

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

7:15 a.m.-6:45 a.m.

2 stops57h 30m

Melbourne

Sun 24/5

9:45 a.m.-7:05 a.m.

2 stops35h 20m

C$ 2,000

MontrealAdelaide

YUL - ADL

YULADL

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

6:25 p.m.-10:55 a.m.

2 stops51h 00m

Adelaide

Fri 17/7

6:00 a.m.-12:37 a.m.

3 stops32h 07m

C$ 3,269

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$ 1,973, 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 February instead. Flights to Australia in February, while not as cheap as those in September, still average around C$ 2,064.

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$ 2,272 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$ 1,827 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 49% 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	25h 57m
Direct flights	None

The fastest flight from Montreal to Australia takes 25h 57m

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 April 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$ 278	Free Cancellation	Rating 8.0 435 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 361	Free Cancellation	Rating 7.2 3,321 reviews	Search WestJet flights
Delta	PriceFrom C$ 441	Free Cancellation	Rating 7.9 8,409 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,102	Free Cancellation	Rating 7.5 1,019 reviews	Search Qantas Airways flights
Air Canada	PriceFrom C$ 1,473	Free Cancellation	Rating 7.1 10,932 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 1,507	Free Cancellation	Rating 7.4 9,602 reviews	Search United Airlines flights
Air New Zealand	PriceFrom C$ 1,777	Free Cancellation	Rating 8.0 627 reviews	Search Air New Zealand flights
Air France	PriceFrom C$ 1,913	Free Cancellation	Rating 7.4 1,572 reviews	Search Air France flights
Qatar Airways	PriceFrom C$ 1,974	Free Cancellation	Rating 7.4 3,730 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.