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

Air Canada, Qatar Airways, 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?

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

$856 Cheap Flights from Montreal to Australia in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

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

Find the cheapest flights from Montreal to Australia

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:25 - 08:45

YUL

BNE

28h 20m

3 stops

09:45 - 07:32

BNE

YUL

35h 47m

3 stops

$1,808Air Canada

Mon, 2 Mar - Wed, 18 Mar

08:05 - 08:45

YUL

BNE

33h 40m

3 stops

10:45 - 07:32

BNE

YUL

35h 47m

3 stops

$1,837Air Canada

Thu, 26 Feb - Thu, 5 Mar

07:30 - 09:55

YUL

BNE

35h 25m

2 stops

12:20 - 00:40

BNE

YUL

26h 20m

2 stops

$1,917Air New Zealand

Mon, 23 Feb - Wed, 13 May

06:45 - 08:45

YUL

SYD

34h 00m

3 stops

11:45 - 00:35

SYD

YUL

28h 50m

3 stops

$1,919Multiple Airlines

Tue, 10 Feb - Tue, 17 Feb

18:20 - 09:25

YUL

MEL

48h 05m

2 stops

08:35 - 00:40

MEL

YUL

30h 05m

2 stops

$1,920Air New Zealand

Mon, 16 Mar - Wed, 13 May

18:45 - 12:35

YUL

SYD

26h 50m

2 stops

13:15 - 10:20

SYD

YUL

35h 05m

3 stops

$1,925Multiple Airlines

Tue, 24 Mar - Sun, 12 Apr

19:10 - 01:25

YUL

PER

41h 15m

2 stops

10:30 - 16:20

PER

YUL

41h 50m

2 stops

$2,290KLM

Mon, 16 Feb - Mon, 16 Mar

19:10 - 14:10

YUL

PER

54h 00m

3 stops

10:30 - 16:20

PER

YUL

41h 50m

2 stops

$2,296KLM

Mon, 16 Feb - Mon, 16 Mar

20:50 - 18:45

YUL

PER

32h 55m

1 stop

10:45 - 14:05

PER

YUL

40h 20m

2 stops

$2,443Qatar Airways

Sun, 15 Feb - Sat, 21 Feb

20:50 - 11:00

YUL

CNS

47h 10m

2 stops

11:45 - 14:05

CNS

YUL

41h 20m

2 stops

$2,816Qatar Airways

Sun, 15 Feb - Thu, 19 Feb

Qantas Airways flights from Montreal to Australia

Our best Qantas Airways deals on Montreal to Australia flight tickets

Qantas Airways

5 May

YUL06:45Montreal Pierre Elliott Trudeau Intl

57h 50m

2 stops

SYD06:35Sydney Kingsford Smith

25 May

SYD20:30Sydney Kingsford Smith

42h 12m

2 stops

YUL00:42Montreal Pierre Elliott Trudeau Intl

$2,077

Qantas Airways

8 Feb

YUL15:50Montreal Pierre Elliott Trudeau Intl

49h 10m

2 stops

SYD09:00Sydney Kingsford Smith

18 Mar

SYD20:30Sydney Kingsford Smith

49h 35m

2 stops

YUL07:05Montreal Pierre Elliott Trudeau Intl

$2,078

Qantas Airways

1 Feb

YUL15:50Montreal Pierre Elliott Trudeau Intl

49h 10m

2 stops

SYD09:00Sydney Kingsford Smith

4 Mar

SYD20:30Sydney Kingsford Smith

50h 35m

2 stops

YUL07:05Montreal Pierre Elliott Trudeau Intl

$2,084

Air New Zealand flights from Montreal to Australia

Our best Air New Zealand deals on Montreal to Australia flight tickets

Air New Zealand

23 Feb

YUL07:30Montreal Pierre Elliott Trudeau Intl

35h 25m

2 stops

BNE09:55Brisbane

13 May

BNE12:20Brisbane

26h 20m

2 stops

YUL00:40Montreal Pierre Elliott Trudeau Intl

$1,917

Air New Zealand

16 Mar

YUL07:30Montreal Pierre Elliott Trudeau Intl

34h 55m

2 stops

MEL09:25Melbourne

13 May

MEL08:35Melbourne

30h 05m

2 stops

YUL00:40Montreal Pierre Elliott Trudeau Intl

$1,920

Air New Zealand

3 May

YUL08:30Montreal Pierre Elliott Trudeau Intl

36h 35m

2 stops

BNE11:05Brisbane

26 May

BNE09:35Brisbane

29h 05m

2 stops

YUL00:40Montreal Pierre Elliott Trudeau Intl

$1,922

Fly from

Fly to

Route

Depart

Return

Price

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 2/3

13:25-08:45

3 stops28h 20m

Brisbane

Wed 18/3

09:45-07:32

3 stops35h 47m

$1,808

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Thu 26/2

08:05-08:45

3 stops33h 40m

Brisbane

Thu 5/3

10:45-07:32

3 stops35h 47m

$1,837

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

07:30-09:55

2 stops35h 25m

Brisbane

Wed 13/5

12:20-00:40

2 stops26h 20m

$1,917

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 10/2

06:45-08:45

3 stops34h 00m

Sydney Kingsford Smith

Tue 17/2

11:45-00:35

3 stops28h 50m

$1,919

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

18:20-09:25

2 stops48h 05m

Melbourne

Wed 13/5

08:35-00:40

2 stops30h 05m

$1,920

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

18:45-12:35

2 stops26h 50m

Sydney Kingsford Smith

Sun 12/4

13:15-10:20

3 stops35h 05m

$1,925

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

19:10-01:25

2 stops41h 15m

Perth

Mon 16/3

10:30-16:20

2 stops41h 50m

$2,290

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

19:10-14:10

3 stops54h 00m

Perth

Mon 16/3

10:30-16:20

2 stops41h 50m

$2,296

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

20:50-18:45

1 stop32h 55m

Perth

Sat 21/2

10:45-14:05

2 stops40h 20m

$2,443

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sun 15/2

20:50-11:00

2 stops47h 10m

Cairns

Thu 19/2

11:45-14:05

2 stops41h 20m

$2,816

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, September 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 $2,121. If you don’t want to visit Australia in September, then you should wait until April to fly from Montreal, when ticket prices are also cheap, with an average price of $2,184.

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 $2,433 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 $1,683 on momondo.

Can stopping save me money on Montreal to Australia flights?

You could potentially save up to 6% 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	23h 25m
Direct flights	None

The fastest flight from Montreal to Australia takes 23h 25m

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?
The number of operators available for flights from Montreal to Australia is 1 as of January 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 $638	Free cancellation	Rating 7.1 10,618 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.