What is the cheapest airline that flies from Montreal to Sydney Kingsford Smith?

Delta is the most popular carrier operating from Montreal to Sydney Kingsford Smith

When did momondo last update prices for flights from Montreal to Sydney Kingsford Smith Airport?

Prices for flights from Montreal to Sydney Kingsford Smith Airport refresh daily.

How many operators does momondo search for flights from Montreal to Sydney Kingsford Smith Airport?

As of August 2026, there is 1 operator available to choose from for flights from Montreal to Sydney Kingsford Smith Airport.

How old do you have to be to fly from Montreal to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith Airport 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.

$953 Cheap Flights from Montreal to Sydney in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal to Sydney

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

12:47 - 06:50-

28h 03m

09:15 - 23:40-

28h 25m

$1,553Delta

Mon, 17 Aug - Tue, 25 Aug

18:51 - 06:50-

45h 59m

09:15 - 23:40-

28h 25m

$1,553Delta

Sun, 16 Aug - Mon, 24 Aug

07:00 - 06:50-

33h 50m

09:15 - 23:30-

28h 15m

$1,553Delta

Mon, 17 Aug - Wed, 26 Aug

12:47 - 06:50-

28h 03m

09:15 - 23:30-

28h 15m

$1,553Delta

Tue, 18 Aug - Tue, 25 Aug

17:10 - 06:50-

23h 40m

09:15 - 23:40-

28h 25m

$1,553Delta

Mon, 17 Aug - Mon, 24 Aug

18:51 - 06:50-

45h 59m

09:15 - 23:30-

28h 15m

$1,553Delta

Sun, 16 Aug - Tue, 25 Aug

12:47 - 06:50-

28h 03m

09:15 - 23:40-

28h 25m

$1,553Delta

Tue, 18 Aug - Wed, 26 Aug

12:47 - 06:50-

28h 03m

09:15 - 23:40-

28h 25m

$1,553Delta

Wed, 19 Aug - Wed, 26 Aug

08:20 - 08:20-

33h 00m

11:20 - 19:00-

23h 40m

$2,262Air Canada

Tue, 20 Oct - Tue, 17 Nov

21:30 - 07:20-

43h 50m

09:20 - 07:10-

35h 50m

$2,285Air Canada

Wed, 2 Sep - Wed, 16 Sep

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Delta flights from Montreal to Sydney

Our best Delta deals on Montreal to Sydney flight tickets

Delta

17 Aug

YUL07:00Montreal Pierre Elliott Trudeau Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

26 Aug

SYD09:15Sydney Kingsford Smith

28h 15m

2 stops

YUL23:30Montreal Pierre Elliott Trudeau Intl

$1,553

Delta

16 Aug

YUL18:51Montreal Pierre Elliott Trudeau Intl

45h 59m

2 stops

SYD06:50Sydney Kingsford Smith

26 Aug

SYD09:15Sydney Kingsford Smith

28h 15m

2 stops

YUL23:30Montreal Pierre Elliott Trudeau Intl

$1,556

Delta

14 Aug

YUL07:00Montreal Pierre Elliott Trudeau Intl

33h 50m

2 stops

SYD06:50Sydney Kingsford Smith

24 Aug

SYD09:15Sydney Kingsford Smith

28h 37m

2 stops

YUL23:52Montreal Pierre Elliott Trudeau Intl

$1,625

Qatar Airways flights from Montreal to Sydney

Our best Qatar Airways deals on Montreal to Sydney flight tickets

Qatar Airways

15 Sept

YUL21:35Montreal Pierre Elliott Trudeau Intl

32h 20m

2 stops

SYD19:55Sydney Kingsford Smith

22 Sept

SYD14:50Sydney Kingsford Smith

37h 55m

1 stop

YUL14:45Montreal Pierre Elliott Trudeau Intl

$1,910

Qatar Airways

1 Nov

YUL20:50Montreal Pierre Elliott Trudeau Intl

42h 00m

1 stop

SYD06:50Sydney Kingsford Smith

6 Nov

SYD14:00Sydney Kingsford Smith

40h 05m

2 stops

YUL14:05Montreal Pierre Elliott Trudeau Intl

$1,934

Qatar Airways

25 Oct

YUL21:50Montreal Pierre Elliott Trudeau Intl

33h 35m

2 stops

SYD22:25Sydney Kingsford Smith

2 Nov

SYD15:50Sydney Kingsford Smith

38h 15m

1 stop

YUL14:05Montreal Pierre Elliott Trudeau Intl

$1,941

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

12:47-06:50

2 stops28h 03m

Sydney Kingsford Smith

Tue 25/8

09:15-23:40

2 stops28h 25m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

18:51-06:50

2 stops45h 59m

Sydney Kingsford Smith

Mon 24/8

09:15-23:40

2 stops28h 25m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

07:00-06:50

2 stops33h 50m

Sydney Kingsford Smith

Wed 26/8

09:15-23:30

2 stops28h 15m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

12:47-06:50

2 stops28h 03m

Sydney Kingsford Smith

Tue 25/8

09:15-23:30

2 stops28h 15m

$1,553

Fastest return journey

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

17:10-06:50

2 stops23h 40m

Sydney Kingsford Smith

Mon 24/8

09:15-23:40

2 stops28h 25m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

18:51-06:50

2 stops45h 59m

Sydney Kingsford Smith

Tue 25/8

09:15-23:30

2 stops28h 15m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 18/8

12:47-06:50

2 stops28h 03m

Sydney Kingsford Smith

Wed 26/8

09:15-23:40

2 stops28h 25m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

12:47-06:50

2 stops28h 03m

Sydney Kingsford Smith

Wed 26/8

09:15-23:40

2 stops28h 25m

$1,553

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

08:20-08:20

3 stops33h 00m

Sydney Kingsford Smith

Tue 17/11

11:20-19:00

2 stops23h 40m

$2,262

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 2/9

21:30-07:20

1 stop43h 50m

Sydney Kingsford Smith

Wed 16/9

09:20-07:10

1 stop35h 50m

$2,285

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 Sydney

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 typical price of a round-trip flight between Montreal and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from $1,991 to $2,526.
The lowest price recently found on this route was $1,556.

What is the cheapest month to fly to Sydney?

The month of May is, on average, the cheapest month to fly to Sydney from Montreal, with most prices found around $1,780. If you aren’t able to travel to Sydney during the month of May, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $2,191.

How far in advance should I book a flight from Montreal to Sydney?

You are more likely to see cheaper flights to Sydney from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,321 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Montreal for as low as $1,646 on momondo.

Can stopping save me money on Montreal to Sydney flights?

You could potentially save up to 64% on your flight if you consider stops on a Montreal to Sydney flight.

How have Montreal to Sydney flight prices changed over time?

As of August 2026, prices for Montreal to Sydney flights are approximately 0% cheaper when compared to flights at the same time last year.

When to book flights from Montreal to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Montreal to Sydney (YMQ to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Sydney

Fastest flight time	28h 06m
Direct flights	None

The fastest flight from Montreal to Sydney takes 28h 06m

There are no direct flights from Montreal to Sydney. There are no popular flight routes from Montreal to Sydney.

Search flight deals

Frequently asked questions about flying from Montreal to Sydney

How far is Montreal to Sydney Kingsford Smith by plane?
A flight from Montreal to Sydney Kingsford Smith will travel around 16019.1 km. 28h 06m is a normal flight duration for this route.
When did momondo last update prices for flights from Montreal to Sydney Kingsford Smith Airport?
Prices for flights from Montreal to Sydney Kingsford Smith Airport refresh daily.
How many operators does momondo search for flights from Montreal to Sydney Kingsford Smith Airport?
As of August 2026, there is 1 operator available to choose from for flights from Montreal to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Montreal to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport 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.
What is the most popular airline from Montreal to Sydney?
Based on momondo bookings for flights between Montreal and Sydney, the leading airline is Air Canada, making up 100% of the total bookings.

Best airlines flying from Montreal to Sydney

Compare and see reviews for airlines that fly from Montreal to Sydney with momondo

Airline	Rating	Free cancellation	Price
Air Canada	PriceFrom $504	Free cancellation	Rating 7.1 11,425 reviews		Search Air Canada flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Coogee

Manly

Leura

Randwick

Cronulla

Bondi Beach

Charlestown

Swansea

Newport

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Sydney for you.

Can I find flights from Montreal to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Montreal with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Montreal.

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

If you are not ready to book a flight from Montreal to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.