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

Delta, Philippine Airlines, and Air New Zealand are the most popular carriers operating from Montreal to Australia

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 57% 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.

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 May 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$ 803 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.

12:49 p.m. - 6:50 a.m.

YUL

SYD

52h 01m

2 stops

9:15 a.m. - 11:13 p.m.

SYD

YUL

27h 58m

2 stops

C$ 1,438Delta

Sat, 16 May - Wed, 27 May

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

YUL

SYD

33h 50m

2 stops

9:15 a.m. - 11:35 a.m.

SYD

YUL

40h 20m

2 stops

C$ 1,442Delta

Sun, 17 May - Mon, 25 May

7:15 a.m. - 12:00 p.m.

YUL

MEL

38h 45m

3 stops

1:25 p.m. - 7:05 a.m.

MEL

YUL

31h 40m

3 stops

C$ 1,762Multiple Airlines

Tue, 1 Sep - Wed, 23 Sep

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

YUL

MEL

38h 45m

3 stops

1:55 p.m. - 4:12 p.m.

MEL

YUL

41h 17m

3 stops

C$ 1,868Multiple Airlines

Sat, 17 Oct - Sat, 31 Oct

9:35 p.m. - 5:30 p.m.

YUL

BNE

29h 55m

1 stop

10:10 p.m. - 4:10 p.m.

BNE

YUL

32h 00m

1 stop

C$ 1,936Qatar Airways

Mon, 25 May - Mon, 8 Jun

9:35 p.m. - 11:55 p.m.

YUL

PER

38h 20m

2 stops

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

PER

YUL

28h 00m

1 stop

C$ 1,950Qatar Airways

Mon, 7 Sep - Sat, 19 Sep

1:30 p.m. - 7:05 a.m.

YUL

BNE

27h 35m

2 stops

10:00 a.m. - 11:47 a.m.

BNE

YUL

39h 47m

2 stops

C$ 1,988Air Canada

Mon, 25 May - Mon, 8 Jun

11:10 a.m. - 11:35 a.m.

YUL

MEL

34h 25m

3 stops

6:00 a.m. - 12:39 a.m.

MEL

YUL

32h 39m

2 stops

C$ 2,125Air Canada

Tue, 1 Sep - Wed, 23 Sep

6:25 p.m. - 3:55 p.m.

YUL

CNS

31h 30m

2 stops

6:00 a.m. - 8:00 p.m.

CNS

YUL

28h 00m

2 stops

C$ 3,472United Airlines

Sat, 23 May - Sun, 14 Jun

4:55 p.m. - 3:55 p.m.

YUL

CNS

33h 00m

2 stops

6:00 a.m. - 8:00 p.m.

CNS

YUL

28h 00m

2 stops

C$ 3,473United Airlines

Sat, 23 May - Sun, 14 Jun

Qatar Airways flights from Montreal to Australia

Our best Qatar Airways deals on Montreal to Australia flight tickets

Qatar Airways

10 May

YUL9:35 p.m.Montreal Pierre Elliott Trudeau Intl

29h 55m

1 stop

SYD5:30 p.m.Sydney Kingsford Smith

24 May

SYD8:45 p.m.Sydney Kingsford Smith

33h 25m

1 stop

YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,823

Qatar Airways

10 May

YUL9:35 p.m.Montreal Pierre Elliott Trudeau Intl

29h 55m

1 stop

SYD5:30 p.m.Sydney Kingsford Smith

25 May

SYD8:45 p.m.Sydney Kingsford Smith

33h 25m

1 stop

YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,830

Qatar Airways

10 May

YUL9:35 p.m.Montreal Pierre Elliott Trudeau Intl

29h 55m

1 stop

SYD5:30 p.m.Sydney Kingsford Smith

25 May

SYD8:45 p.m.Sydney Kingsford Smith

33h 25m

1 stop

YUL4:10 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,845

Delta flights from Montreal to Australia

Our best Delta deals on Montreal to Australia flight tickets

Delta

10 May

YUL6:51 p.m.Montreal Pierre Elliott Trudeau Intl

46h 59m

2 stops

MEL7:50 a.m.Melbourne

24 May

MEL10:00 a.m.Melbourne

27h 57m

2 stops

YUL11:57 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,363

Delta

10 May

YUL6:51 p.m.Montreal Pierre Elliott Trudeau Intl

46h 59m

2 stops

MEL7:50 a.m.Melbourne

24 May

MEL10:00 a.m.Melbourne

27h 57m

2 stops

YUL11:57 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,367

Delta

10 May

YUL6:51 p.m.Montreal Pierre Elliott Trudeau Intl

46h 59m

2 stops

MEL7:50 a.m.Melbourne

24 May

MEL10:00 a.m.Melbourne

27h 57m

2 stops

YUL11:57 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,373

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 16/5

12:49 p.m.-6:50 a.m.

2 stops52h 01m

Sydney Kingsford Smith

Wed 27/5

9:15 a.m.-11:13 p.m.

2 stops27h 58m

C$ 1,438

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 17/5

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

2 stops33h 50m

Sydney Kingsford Smith

Mon 25/5

9:15 a.m.-11:35 a.m.

2 stops40h 20m

C$ 1,442

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

7:15 a.m.-12:00 p.m.

3 stops38h 45m

Melbourne

Wed 23/9

1:25 p.m.-7:05 a.m.

3 stops31h 40m

C$ 1,762

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

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

3 stops38h 45m

Melbourne

Sat 31/10

1:55 p.m.-4:12 p.m.

3 stops41h 17m

C$ 1,868

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

9:35 p.m.-5:30 p.m.

1 stop29h 55m

Brisbane

Mon 8/6

10:10 p.m.-4:10 p.m.

1 stop32h 00m

C$ 1,936

MontrealPerth

YUL - PER

YULPER

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

9:35 p.m.-11:55 p.m.

2 stops38h 20m

Perth

Sat 19/9

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

1 stop28h 00m

C$ 1,950

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

1:30 p.m.-7:05 a.m.

2 stops27h 35m

Brisbane

Mon 8/6

10:00 a.m.-11:47 a.m.

2 stops39h 47m

C$ 1,988

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

11:10 a.m.-11:35 a.m.

3 stops34h 25m

Melbourne

Wed 23/9

6:00 a.m.-12:39 a.m.

2 stops32h 39m

C$ 2,125

Quickest round-trip

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

6:25 p.m.-3:55 p.m.

2 stops31h 30m

Cairns

Sun 14/6

6:00 a.m.-8:00 p.m.

2 stops28h 00m

C$ 3,472

MontrealCairns

YUL - CNS

YULCNS

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

4:55 p.m.-3:55 p.m.

2 stops33h 00m

Cairns

Sun 14/6

6:00 a.m.-8:00 p.m.

2 stops28h 00m

C$ 3,473

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 February. Flight prices, which tend to average around C$ 275, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Australia from Montreal during June instead. Flights to Australia in June, while not as cheap as those in February, still average around C$ 282.

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$ 2,252 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$ 1,763 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 05m
Direct flights	None

The fastest flight from Montreal to Australia takes 25h 05m

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 May 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$ 275	Free Cancellation	Rating 8.0 436 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 357	Free Cancellation	Rating 7.2 3,331 reviews	Search WestJet flights
Delta	PriceFrom C$ 436	Free Cancellation	Rating 7.9 8,459 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,089	Free Cancellation	Rating 7.5 1,033 reviews	Search Qantas Airways flights
Air Canada	PriceFrom C$ 1,457	Free Cancellation	Rating 7.1 11,000 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 1,490	Free Cancellation	Rating 7.4 9,684 reviews	Search United Airlines flights
Air New Zealand	PriceFrom C$ 1,757	Free Cancellation	Rating 8.0 640 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom C$ 1,952	Free Cancellation	Rating 7.4 3,727 reviews	Search Qatar Airways flights
Air France	PriceFrom C$ 2,132	Free Cancellation	Rating 7.4 1,585 reviews	Search Air France 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.