Which airlines fly to Sydney?

Air Canada, United Airlines and Air New Zealand are the top three most popular airlines that fly to Sydney from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 8 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 8h 36m.

Which airport is the most popular layover for flights between Montreal Pierre Elliott Trudeau Intl Airport and Sydney?

Vancouver (YVR) was the most common stop: 75% of momondo users choosing one-stop flights on this route connected there.

Which layover airport has the shortest connection time from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Toronto (YYZ) has the shortest average layover time for this route: 1h 48m.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith?

Air Canada is the most popular carrier operating from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith

Which layover airport offers the lowest fares from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Flights via Toronto (YYZ) offer the lowest average round-trip price of C$ 385.

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

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 569 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in 2025/26

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

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8:50 p.m. - 6:50 a.m.YUL-SYD

42h 00m1 stop

3:50 p.m. - 2:45 p.m.SYD-YUL

37h 55m1 stop

C$ 2,107Qatar Airways

Find Deal

Fri, 6 Mar - Sun, 29 Mar

8:50 p.m. - 6:50 a.m.YUL-SYD

42h 00m1 stop

3:50 p.m. - 2:45 p.m.SYD-YUL

37h 55m1 stop

C$ 2,110Qatar Airways

Find Deal

Fri, 6 Mar - Sun, 29 Mar

6:45 a.m. - 9:35 a.m.YUL-SYD

34h 50m3 stops

11:20 a.m. - 12:43 a.m.SYD-YUL

29h 23m2 stops

C$ 2,118Multiple Airlines

Find Deal

Sun, 23 Nov - Sun, 7 Dec

6:20 p.m. - 9:35 a.m.YUL-SYD

23h 15m1 stop

10:20 a.m. - 9:00 p.m.SYD-YUL

25h 40m1 stop

C$ 2,122Air Canada

Find Deal

Thu, 26 Feb - Fri, 27 Mar

8:10 p.m. - 8:50 p.m.YUL-SYD

33h 40m2 stops

2:05 p.m. - 6:57 a.m.SYD-YUL

30h 52m2 stops

C$ 2,131Multiple Airlines

Find Deal

Mon, 16 Mar - Thu, 21 May

12:59 p.m. - 9:00 a.m.YUL-SYD

28h 01m2 stops

11:20 a.m. - 10:40 p.m.SYD-YUL

27h 20m2 stops

C$ 2,138American Airlines

Find Deal

Wed, 3 Dec - Wed, 10 Dec

8:05 a.m. - 9:35 a.m.YUL-SYD

33h 30m3 stops

11:20 a.m. - 5:00 p.m.SYD-YUL

21h 40m1 stop

C$ 2,143Air Canada

Find Deal

Tue, 3 Feb - Tue, 17 Feb

12:59 p.m. - 9:00 a.m.YUL-SYD

28h 01m2 stops

11:20 a.m. - 10:39 p.m.SYD-YUL

27h 19m2 stops

C$ 2,160American Airlines

Find Deal

Tue, 11 Nov - Tue, 18 Nov

7:00 a.m. - 7:00 a.m.YUL-SYD

32h 00m2 stops

12:10 p.m. - 7:48 p.m.SYD-YUL

23h 38m2 stops

C$ 2,161United Airlines

Find Deal

Sun, 30 Nov - Sun, 14 Dec

3:00 p.m. - 9:05 a.m.YUL-SYD

26h 05m2 stops

11:50 a.m. - 9:42 p.m.SYD-YUL

25h 52m2 stops

C$ 2,164United Airlines

Find Deal

Sun, 8 Feb - Mon, 23 Feb

Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets

Air Canada

26 Feb

YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl

23h 15m

1 stop

SYD9:35 a.m.Sydney Kingsford Smith

27 Mar

SYD10:20 a.m.Sydney Kingsford Smith

25h 40m

1 stop

YUL9:00 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,122

Find similar

Air Canada

3 Feb

YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl

33h 30m

3 stops

SYD9:35 a.m.Sydney Kingsford Smith

17 Feb

SYD11:20 a.m.Sydney Kingsford Smith

21h 40m

1 stop

YUL5:00 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,143

Find similar

Air Canada

3 Feb

YUL8:05 a.m.Montreal Pierre Elliott Trudeau Intl

33h 30m

3 stops

SYD9:35 a.m.Sydney Kingsford Smith

17 Feb

SYD11:20 a.m.Sydney Kingsford Smith

23h 54m

2 stops

YUL7:14 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,168

Find similar

Qatar Airways flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best Qatar Airways deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets

Qatar Airways

6 Mar

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

42h 00m

1 stop

SYD6:50 a.m.Sydney Kingsford Smith

29 Mar

SYD3:50 p.m.Sydney Kingsford Smith

37h 55m

1 stop

YUL2:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,107

Find similar

Qatar Airways

6 Mar

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

42h 00m

1 stop

SYD6:50 a.m.Sydney Kingsford Smith

29 Mar

SYD3:50 p.m.Sydney Kingsford Smith

37h 55m

1 stop

YUL2:45 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,110

Find similar

Qatar Airways

16 Nov

YUL8:50 p.m.Montreal Pierre Elliott Trudeau Intl

42h 00m

1 stop

SYD6:50 a.m.Sydney Kingsford Smith

23 Nov

SYD3:50 p.m.Sydney Kingsford Smith

38h 15m

1 stop

YUL2:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 2,111

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 6/3

8:50 p.m.-6:50 a.m.

1 stop42h 00m

Sydney Kingsford Smith

Sun 29/3

3:50 p.m.-2:45 p.m.

1 stop37h 55m

C$ 2,107

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 6/3

8:50 p.m.-6:50 a.m.

1 stop42h 00m

Sydney Kingsford Smith

Sun 29/3

3:50 p.m.-2:45 p.m.

1 stop37h 55m

C$ 2,110

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 23/11

6:45 a.m.-9:35 a.m.

3 stops34h 50m

Sydney Kingsford Smith

Sun 7/12

11:20 a.m.-12:43 a.m.

2 stops29h 23m

C$ 2,118

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 26/2

6:20 p.m.-9:35 a.m.

1 stop23h 15m

Sydney Kingsford Smith

Fri 27/3

10:20 a.m.-9:00 p.m.

1 stop25h 40m

C$ 2,122

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

8:10 p.m.-8:50 p.m.

2 stops33h 40m

Sydney Kingsford Smith

Thu 21/5

2:05 p.m.-6:57 a.m.

2 stops30h 52m

C$ 2,131

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

12:59 p.m.-9:00 a.m.

2 stops28h 01m

Sydney Kingsford Smith

Wed 10/12

11:20 a.m.-10:40 p.m.

2 stops27h 20m

C$ 2,138

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 3/2

8:05 a.m.-9:35 a.m.

3 stops33h 30m

Sydney Kingsford Smith

Tue 17/2

11:20 a.m.-5:00 p.m.

1 stop21h 40m

C$ 2,143

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 11/11

12:59 p.m.-9:00 a.m.

2 stops28h 01m

Sydney Kingsford Smith

Tue 18/11

11:20 a.m.-10:39 p.m.

2 stops27h 19m

C$ 2,160

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

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

2 stops32h 00m

Sydney Kingsford Smith

Sun 14/12

12:10 p.m.-7:48 p.m.

2 stops23h 38m

C$ 2,161

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

3:00 p.m.-9:05 a.m.

2 stops26h 05m

Sydney Kingsford Smith

Mon 23/2

11:50 a.m.-9:42 p.m.

2 stops25h 52m

C$ 2,164

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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport 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

Layovers

What is the cheapest month to fly to Sydney?

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 C$ 2,062.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to Sydney is on a Sunday when prices can be found for as low as C$ 2,215. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around C$ 2,357.

What is the cheapest time of day to depart on your flight to Sydney?

The cheapest time of day to fly to Sydney is in the evening when flights can be purchased for as low as C$ 2,033. In contrast, the most expensive time of day to depart to Sydney is in the afternoon when prices are around C$ 2,321.

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

You are more likely to see cheaper flights to Sydney from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around C$ 2,303 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 1,608 on momondo.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights?

You could potentially save up to 8% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight.

How have Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight prices changed over time?

As of October 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights are approximately 16% cheaper when compared to flights at the same time last year.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

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

Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Sydney (YUL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Direct flights	None

There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Sydney.

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How far is Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith by plane?
A flight from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith will travel around 16004.8 km. Typically, this will take 23h 15m by plane in normal conditions.
When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?
There are 8 operators available for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport as of October 2025.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Sydney is Air Canada (60% of total bookings). The next most popular airlines are United Airlines (25%), Air New Zealand (3%), and Delta (3%).

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Porter Airlines	PriceFrom C$ 300	Free Cancellation	Rating 8.0 381 reviews	Search Porter Airlines flights
WestJet	PriceFrom C$ 334	Free Cancellation	Rating 7.2 3,131 reviews	Search WestJet flights
Delta	PriceFrom C$ 457	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights
Qantas Airways	PriceFrom C$ 1,122	Free Cancellation	Rating 7.5 922 reviews	Search Qantas Airways flights
United Airlines	PriceFrom C$ 1,687	Free Cancellation	Rating 7.4 8,993 reviews	Search United Airlines flights
Air New Zealand	PriceFrom C$ 1,756	Free Cancellation	Rating 8.0 516 reviews	Search Air New Zealand flights
Air Canada	PriceFrom C$ 1,778	Free Cancellation	Rating 7.1 10,334 reviews	Search Air Canada flights
Qatar Airways	PriceFrom C$ 2,059	Free Cancellation	Rating 7.4 3,651 reviews	Search Qatar Airways flights

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

It is quick and easy to find Montreal to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

Yes. All flights to Sydney from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Montreal and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Sydney from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from C$ 824

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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

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Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets

Qatar Airways flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best Qatar Airways deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney that are best for you.

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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport 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

What is the cheapest month to fly to Sydney?

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 C$ 2,062.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Montreal Pierre Elliott Trudeau Intl Airport to Sydney is on a Sunday when prices can be found for as low as C$ 2,215. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around C$ 2,357.

What is the cheapest time of day to depart on your flight to Sydney?

The cheapest time of day to fly to Sydney is in the evening when flights can be purchased for as low as C$ 2,033. In contrast, the most expensive time of day to depart to Sydney is in the afternoon when prices are around C$ 2,321.

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

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights?

You could potentially save up to 8% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight.

How have Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight prices changed over time?

As of October 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights are approximately 16% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith?

Air Canada is the most popular carrier operating from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith

Which airlines fly to Sydney?

Which airport is the most popular layover for flights between Montreal Pierre Elliott Trudeau Intl Airport and Sydney?

Vancouver (YVR) was the most common stop: 75% of momondo users choosing one-stop flights on this route connected there.

Which layover airport offers the lowest fares from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Flights via Toronto (YYZ) offer the lowest average round-trip price of C$ 385.

Which layover airport has the shortest travel time from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 8h 36m.

Which layover airport has the shortest connection time from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Toronto (YYZ) has the shortest average layover time for this route: 1h 48m.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Sydney (YUL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Direct flights

How far is Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith by plane?

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

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

How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?

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

What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney with momondo

Travelling to a place near Sydney?

Why use momondo?

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

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

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

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

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Fly your favourite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo