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

Delta, Qatar Airways, and Air New Zealand 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 58% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 6 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 October 2026, there are 6 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$ 718 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

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7:00 a.m. - 7:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 50m2 stops Minneapolis St Paul Los Angeles

10:40 a.m. - 11:22 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

28h 42m2 stops Los Angeles Minneapolis St Paul

C$ 1,291Delta

Mon, 19 Oct - Mon, 2 Nov

7:10 a.m. - 8:30 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 20m2 stops Minneapolis St Paul Los Angeles

10:40 a.m. - 11:51 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

29h 11m2 stops Los Angeles Atlanta Hartsfield-Jackson

C$ 1,291Delta

Tue, 10 Nov - Wed, 10 Feb

9:05 p.m. - 5:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

40h 40m1 stop Doha Hamad Intl

4:10 p.m. - 3:05 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

37h 55m1 stop Doha Hamad Intl

C$ 1,674Qatar Airways

Tue, 9 Mar - Tue, 23 Mar

9:05 p.m. - 5:50 p.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

28h 45m1 stop Doha Hamad Intl

11:40 p.m. - 2:05 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

30h 25m1 stop Doha Hamad Intl

C$ 1,687Qatar Airways

Mon, 1 Feb - Fri, 5 Feb

12:06 p.m. - 9:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

28h 54m2 stops Chicago O'Hare Intl Los Angeles

2:05 p.m. - 9:31 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

23h 26m2 stops Dallas/Fort Worth Philadelphia

C$ 1,701American Airlines

Tue, 23 Feb - Wed, 10 Mar

1:00 p.m. - 9:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

28h 00m2 stops Philadelphia Los Angeles

2:05 p.m. - 10:47 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

24h 42m2 stops Dallas/Fort Worth Charlotte Douglas

C$ 1,701American Airlines

Wed, 17 Feb - Wed, 24 Feb

1:20 p.m. - 8:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

29h 25m2 stops Vancouver Intl Auckland Intl

9:55 a.m. - 12:30 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

28h 35m2 stops Auckland Intl Vancouver Intl

C$ 1,888Air New Zealand

Mon, 5 Apr - Mon, 17 May

1:20 p.m. - 8:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

29h 25m2 stops Vancouver Intl Auckland Intl

11:55 a.m. - 12:30 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 35m2 stops Auckland Intl Vancouver Intl

C$ 1,888Air New Zealand

Mon, 5 Apr - Sun, 16 May

7:50 a.m. - 9:35 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

33h 45m2 stops Winnipeg Vancouver Intl

11:20 a.m. - 8:33 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

25h 13m1 stop Vancouver Intl

C$ 2,083Air Canada

Sun, 22 Nov - Sun, 21 Feb

7:30 a.m. - 9:35 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

34h 05m1 stop Vancouver Intl

11:20 a.m. - 8:33 p.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

25h 13m1 stop Vancouver Intl

C$ 2,087Air Canada

Sun, 22 Nov - Sun, 21 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:00 a.m. - 8:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

34h 50m2 stops Atlanta Hartsfield-Jackson Los Angeles

9:10 a.m. - 11:25 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

29h 15m2 stops Los Angeles Detroit Metropolitan Wayne County

C$ 2,328Delta

Wed, 14 Oct - Wed, 28 Oct

6:50 p.m. - 8:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

47h 00m2 stops Atlanta Hartsfield-Jackson Los Angeles

9:10 a.m. - 11:22 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

29h 12m2 stops Los Angeles Minneapolis St Paul

C$ 2,395Delta

Tue, 13 Oct - Wed, 28 Oct

12:30 p.m. - 5:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

25h 30m2 stops Chicago O'Hare Intl Dallas/Fort Worth

9:45 a.m. - 9:30 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

26h 45m2 stops Los Angeles Philadelphia

C$ 2,496Qantas Airways

Mon, 12 Oct - Mon, 19 Oct

6:35 p.m. - 9:15 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

23h 40m1 stop San Francisco

11:45 a.m. - 1:28 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

40h 43m2 stops San Francisco Newark

C$ 2,530United Airlines

Wed, 14 Oct - Wed, 28 Oct

6:10 a.m. - 7:55 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

34h 45m2 stops Chicago O'Hare Intl San Francisco

10:30 a.m. - 10:40 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

39h 10m2 stops Los Angeles Chicago O'Hare Intl

C$ 2,560United Airlines

Tue, 13 Oct - Sun, 18 Oct

6:45 a.m. - 6:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

33h 00m3 stops Toronto Pearson Intl Chicago O'Hare Intl Los Angeles

10:45 p.m. - 11:44 a.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

27h 59m2 stops Los Angeles Chicago O'Hare Intl

C$ 2,596Multiple Airlines

Tue, 13 Oct - Wed, 28 Oct

10:05 p.m. - 11:05 p.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

34h 00m1 stop Doha Hamad Intl

11:40 p.m. - 3:05 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

30h 25m1 stop Doha Hamad Intl

C$ 2,646Qatar Airways

Wed, 14 Oct - Wed, 28 Oct

4:55 p.m. - 8:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith

24h 10m1 stop Los Angeles

6:50 p.m. - 6:44 a.m.SYD Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl

26h 54m1 stop Los Angeles

C$ 2,775Qantas Airways

Tue, 13 Oct - Sun, 18 Oct

10:05 p.m. - 11:05 p.m.YUL Montreal Pierre Elliott Trudeau Intl-MEL Melbourne

34h 00m1 stop Doha Hamad Intl

11:40 p.m. - 3:05 p.m.MEL Melbourne-YUL Montreal Pierre Elliott Trudeau Intl

30h 25m1 stop Doha Hamad Intl

C$ 3,117Qatar Airways

Tue, 13 Oct - Wed, 28 Oct

11:10 a.m. - 6:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-PER Perth

31h 40m2 stops Toronto Pearson Intl Hong Kong Intl

8:20 a.m. - 6:44 a.m.PER Perth-YUL Montreal Pierre Elliott Trudeau Intl

34h 24m2 stops Hong Kong Intl Los Angeles

C$ 3,275Cathay Pacific

Tue, 13 Oct - Fri, 23 Oct

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American Airlines flights from Montreal to Australia

Our best American Airlines deals on Montreal to Australia flight tickets

American Airlines

21 Oct

YUL12:30 p.m.Montreal Pierre Elliott Trudeau Intl

26h 30m

2 stops

BNE5:00 a.m.Brisbane

21 Nov

BNE1:10 p.m.Brisbane

24h 41m

2 stops

YUL10:51 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,684

American Airlines

18 Nov

YUL12:10 p.m.Montreal Pierre Elliott Trudeau Intl

26h 45m

2 stops

SYD6:55 a.m.Sydney Kingsford Smith

25 Nov

SYD11:10 a.m.Sydney Kingsford Smith

27h 41m

2 stops

YUL10:51 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,701

American Airlines

18 Nov

YUL12:10 p.m.Montreal Pierre Elliott Trudeau Intl

26h 45m

2 stops

SYD6:55 a.m.Sydney Kingsford Smith

25 Nov

SYD11:10 a.m.Sydney Kingsford Smith

27h 41m

2 stops

YUL10:51 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,702

ANA flights from Montreal to Australia

Our best ANA deals on Montreal to Australia flight tickets

ANA

3 Apr

YUL8:45 a.m.Montreal Pierre Elliott Trudeau Intl

44h 25m

2 stops

SYD8:10 p.m.Sydney Kingsford Smith

16 May

SYD8:55 p.m.Sydney Kingsford Smith

41h 35m

2 stops

YUL12:30 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,814

ANA

10 Feb

YUL8:45 a.m.Montreal Pierre Elliott Trudeau Intl

33h 45m

2 stops

SYD10:30 a.m.Sydney Kingsford Smith

24 Feb

SYD12:25 p.m.Sydney Kingsford Smith

47h 10m

2 stops

YUL7:35 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,831

ANA

3 Apr

YUL8:45 a.m.Montreal Pierre Elliott Trudeau Intl

34h 40m

2 stops

SYD10:25 a.m.Sydney Kingsford Smith

15 May

SYD11:45 a.m.Sydney Kingsford Smith

40h 06m

2 stops

YUL1:51 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,900

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 19/10

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

2 stops33h 50m

Sydney Kingsford Smith

Mon 2/11

10:40 a.m.-11:22 p.m.

2 stops28h 42m

C$ 1,291

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 10/11

7:10 a.m.-8:30 a.m.

2 stops33h 20m

Sydney Kingsford Smith

Wed 10/2

10:40 a.m.-11:51 p.m.

2 stops29h 11m

C$ 1,291

MontrealMelbourne

YUL Montreal Pierre Elliott Trudeau Intl - MEL Melbourne

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 9/3

9:05 p.m.-5:45 a.m.

1 stop40h 40m

Melbourne

Tue 23/3

4:10 p.m.-3:05 p.m.

1 stop37h 55m

C$ 1,674

MontrealMelbourne

YUL Montreal Pierre Elliott Trudeau Intl - MEL Melbourne

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 1/2

9:05 p.m.-5:50 p.m.

1 stop28h 45m

Melbourne

Fri 5/2

11:40 p.m.-2:05 p.m.

1 stop30h 25m

C$ 1,687

Quickest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 23/2

12:06 p.m.-9:00 a.m.

2 stops28h 54m

Sydney Kingsford Smith

Wed 10/3

2:05 p.m.-9:31 p.m.

2 stops23h 26m

C$ 1,701

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 17/2

1:00 p.m.-9:00 a.m.

2 stops28h 00m

Sydney Kingsford Smith

Wed 24/2

2:05 p.m.-10:47 p.m.

2 stops24h 42m

C$ 1,701

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 5/4

1:20 p.m.-8:45 a.m.

2 stops29h 25m

Sydney Kingsford Smith

Mon 17/5

9:55 a.m.-12:30 a.m.

2 stops28h 35m

C$ 1,888

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 5/4

1:20 p.m.-8:45 a.m.

2 stops29h 25m

Sydney Kingsford Smith

Sun 16/5

11:55 a.m.-12:30 a.m.

2 stops26h 35m

C$ 1,888

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 22/11

7:50 a.m.-9:35 a.m.

2 stops33h 45m

Sydney Kingsford Smith

Sun 21/2

11:20 a.m.-8:33 p.m.

1 stop25h 13m

C$ 2,083

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 22/11

7:30 a.m.-9:35 a.m.

1 stop34h 05m

Sydney Kingsford Smith

Sun 21/2

11:20 a.m.-8:33 p.m.

1 stop25h 13m

C$ 2,087

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 May. Flight prices, which tend to average around C$ 1,895, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Australia from Montreal during April instead. Flights to Australia in April, while not as cheap as those in May, still average around C$ 2,100.

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 C$ 2,289 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$ 1,606 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

Best price found	C$ 718
Fastest flight time	27h 10m
Direct flights	None

The best one-way flight to Australia from Montreal in the past 72 hours is C$ 718. The best round-trip flight deal from Montreal to Australia found on momondo in the last 72 hours is C$ 1,291.

The fastest flight from Montreal to Australia takes 27h 10m

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 October 2026, there are 6 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
Delta	PriceFrom C$ 456	Free Cancellation	Rating 7.8 8,647 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,210	Free Cancellation	Rating 7.5 1,106 reviews	Search Qantas Airways flights
United Airlines	PriceFrom C$ 1,445	Free Cancellation	Rating 7.4 10,325 reviews	Search United Airlines flights
Air Canada	PriceFrom C$ 1,509	Free Cancellation	Rating 7.1 11,748 reviews	Search Air Canada flights
Qatar Airways	PriceFrom C$ 1,676	Free Cancellation	Rating 7.3 3,724 reviews	Search Qatar Airways flights
Air New Zealand	PriceFrom C$ 1,848	Free Cancellation	Rating 8.0 671 reviews	Search Air New Zealand 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.