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?

The number of operators available for flights from Montreal to Australia is 1 as of September 2026.

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 licence 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.

$906 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

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:45 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

28h 45m2 stops Detroit Metropolitan Wayne County Los Angeles Los Angeles

09:35 - 11:44BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

40h 09m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,524Delta

Wed, 10 Mar - Wed, 24 Mar

12:45 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

28h 45m2 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles

10:40 - 23:10BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

51h 30m2 stops Los Angeles Los Angeles Detroit Metropolitan Wayne County

$1,531Delta

Fri, 12 Feb - Fri, 12 Mar

18:15 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

47h 15m2 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles

10:40 - 23:35BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

27h 55m2 stops Los Angeles Los Angeles Minneapolis St Paul

$1,531Delta

Thu, 11 Feb - Wed, 10 Mar

12:45 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

28h 45m2 stops Detroit Metropolitan Wayne County Los Angeles Los Angeles

10:40 - 11:44BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

64h 04m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,531Delta

Fri, 12 Feb - Sun, 7 Mar

18:15 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

47h 15m2 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles

10:40 - 11:44BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

40h 04m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,531Delta

Sun, 7 Feb - Wed, 3 Mar

12:45 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

28h 45m2 stops Detroit Metropolitan Wayne County Los Angeles Los Angeles

10:40 - 11:44BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

64h 04m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,531Delta

Wed, 10 Feb - Sun, 7 Mar

16:55 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

48h 35m2 stops Detroit Metropolitan Wayne County Los Angeles Los Angeles

10:40 - 11:44BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

64h 04m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,531Delta

Tue, 9 Feb - Sun, 7 Mar

18:15 - 08:30YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

47h 15m2 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles

10:40 - 13:39BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

41h 59m2 stops Los Angeles Los Angeles Atlanta Hartsfield-Jackson

$1,531Delta

Thu, 11 Feb - Fri, 12 Mar

07:30 - 08:45YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

34h 15m1 stop Vancouver Intl

09:45 - 20:40BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

24h 55m1 stop Vancouver Intl

$1,536Air Canada

Sun, 7 Mar - Sun, 21 Mar

07:30 - 08:35YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

34h 05m1 stop Vancouver Intl

11:20 - 20:35SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

24h 15m1 stop Vancouver Intl

$1,541Air Canada

Mon, 26 Oct - Sun, 1 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:31 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

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

10:10 - 21:42SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 32m2 stops Los Angeles Los Angeles Philadelphia

$1,692American Airlines

Sun, 27 Sep - Sun, 4 Oct

13:06 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

27h 59m2 stops Philadelphia Los Angeles Los Angeles

10:10 - 22:52SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

27h 42m2 stops Los Angeles Los Angeles Charlotte Douglas

$1,692American Airlines

Sun, 27 Sep - Wed, 7 Oct

13:06 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

27h 59m2 stops Philadelphia Los Angeles Los Angeles

11:10 - 22:52SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 42m2 stops Los Angeles Los Angeles Charlotte Douglas

$1,693American Airlines

Sun, 27 Sep - Mon, 26 Oct

13:06 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

27h 59m2 stops Philadelphia Los Angeles Los Angeles

10:10 - 21:30SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 20m2 stops Los Angeles Los Angeles Philadelphia

$1,693American Airlines

Sun, 27 Sep - Sun, 11 Oct

14:31 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

26h 34m2 stops Charlotte Douglas Los Angeles Los Angeles

11:10 - 22:51SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

27h 41m2 stops Los Angeles Los Angeles Charlotte Douglas

$1,702American Airlines

Tue, 22 Sep - Sun, 22 Nov

12:31 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

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

20:30 - 23:45SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

42h 15m2 stops Vancouver Intl Calgary

$1,719Qantas Airways

Thu, 24 Sep - Sat, 17 Oct

15:45 - 06:55YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

25h 10m1 stop Dallas/Fort Worth

20:30 - 07:05SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

25h 35m2 stops Vancouver Intl Calgary

$1,761Multiple Airlines

Sat, 26 Sep - Sat, 10 Oct

13:06 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

27h 59m2 stops Philadelphia Los Angeles Los Angeles

13:00 - 14:43SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

40h 43m1 stop Dallas/Fort Worth

$1,792American Airlines

Thu, 24 Sep - Sat, 17 Oct

07:30 - 07:20YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 50m1 stop Vancouver Intl

10:20 - 19:59SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

24h 39m1 stop Vancouver Intl

$2,518Air Canada

Thu, 24 Sep - Sat, 17 Oct

18:00 - 07:05YUL Montreal Pierre Elliott Trudeau Intl-BNE Brisbane

23h 05m1 stop Vancouver Intl

10:00 - 18:12BNE Brisbane-YUL Montreal Pierre Elliott Trudeau Intl

22h 12m2 stops Vancouver Intl Calgary

$2,587Air Canada

Sun, 27 Sep - Mon, 12 Oct

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

YUL18:00Montreal Pierre Elliott Trudeau Intl

27h 40m

2 stops

SYD12:40Sydney Kingsford Smith

28 Oct

SYD10:20Sydney Kingsford Smith

35h 50m

1 stop

YUL07:10Montreal Pierre Elliott Trudeau Intl

$1,726

Air New Zealand

1 Mar

YUL18:15Montreal Pierre Elliott Trudeau Intl

32h 00m

2 stops

SYD18:15Sydney Kingsford Smith

10 Mar

SYD11:20Sydney Kingsford Smith

25h 10m

1 stop

YUL20:30Montreal Pierre Elliott Trudeau Intl

$1,743

Air New Zealand

25 Sept

YUL07:30Montreal Pierre Elliott Trudeau Intl

33h 50m

1 stop

SYD07:20Sydney Kingsford Smith

2 Oct

SYD09:20Sydney Kingsford Smith

29h 19m

1 stop

YUL00:39Montreal Pierre Elliott Trudeau Intl

$2,458

Qantas Airways flights from Montreal to Australia

Our best Qantas Airways deals on Montreal to Australia flight tickets

Qantas Airways

24 Sept

YUL12:31Montreal Pierre Elliott Trudeau Intl

28h 34m

2 stops

SYD07:05Sydney Kingsford Smith

17 Oct

SYD20:30Sydney Kingsford Smith

42h 15m

2 stops

YUL23:45Montreal Pierre Elliott Trudeau Intl

$1,719

Qantas Airways

21 Oct

YUL12:30Montreal Pierre Elliott Trudeau Intl

28h 00m

2 stops

SYD07:30Sydney Kingsford Smith

28 Oct

SYD21:25Sydney Kingsford Smith

58h 27m

2 stops

YUL16:52Montreal Pierre Elliott Trudeau Intl

$1,738

Qantas Airways

30 Sept

YUL12:31Montreal Pierre Elliott Trudeau Intl

28h 34m

2 stops

SYD07:05Sydney Kingsford Smith

19 Oct

SYD13:00Sydney Kingsford Smith

40h 43m

1 stop

YUL14:43Montreal Pierre Elliott Trudeau Intl

$1,828

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 10/3

12:45-08:30

2 stops28h 45m

Brisbane

Wed 24/3

09:35-11:44

2 stops40h 09m

$1,524

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Fri 12/2

12:45-08:30

2 stops28h 45m

Brisbane

Fri 12/3

10:40-23:10

2 stops51h 30m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Thu 11/2

18:15-08:30

2 stops47h 15m

Brisbane

Wed 10/3

10:40-23:35

2 stops27h 55m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Fri 12/2

12:45-08:30

2 stops28h 45m

Brisbane

Sun 7/3

10:40-11:44

2 stops64h 04m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 7/2

18:15-08:30

2 stops47h 15m

Brisbane

Wed 3/3

10:40-11:44

2 stops40h 04m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 10/2

12:45-08:30

2 stops28h 45m

Brisbane

Sun 7/3

10:40-11:44

2 stops64h 04m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Tue 9/2

16:55-08:30

2 stops48h 35m

Brisbane

Sun 7/3

10:40-11:44

2 stops64h 04m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Thu 11/2

18:15-08:30

2 stops47h 15m

Brisbane

Fri 12/3

10:40-13:39

2 stops41h 59m

$1,531

MontrealBrisbane

YUL Montreal Pierre Elliott Trudeau Intl - BNE Brisbane

YULBNE

Montreal Pierre Elliott Trudeau Intl

Sun 7/3

07:30-08:45

1 stop34h 15m

Brisbane

Sun 21/3

09:45-20:40

1 stop24h 55m

$1,536

Fastest return journey

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 26/10

07:30-08:35

1 stop34h 05m

Sydney Kingsford Smith

Sun 1/11

11:20-20:35

1 stop24h 15m

$1,541

Flights are sorted by cheapest return 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?

In general, May is the cheapest month to fly from Montreal to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,866. If you don’t want to visit Australia in May, then you should wait until April to fly from Montreal, when ticket prices are also cheap, with an average price of $2,057.

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 $2,262 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Montreal for as low as $1,581 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 27% 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	$906
Fastest flight time	24h 30m
Direct flights	None

The best one-way flight to Australia from Montreal in the past 72 hours is $906. The best return flight deal from Montreal to Australia found on momondo in the last 72 hours is $1,524.

The fastest flight from Montreal to Australia takes 24h 30m

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?
The number of operators available for flights from Montreal to Australia is 1 as of September 2026.
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 licence 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
Air Canada	PriceFrom $496	Free cancellation	Rating 7.1 11,658 reviews		Search Air Canada 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?

Yes. momondo allows you to filter the results for Montreal to Australia flights to just show those with flexible booking policies.

How can momondo help me find flights from Montreal to Australia?

Once all potential Montreal to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Montreal to Australia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montreal to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.