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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from $944

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
13:25 - 08:35YUL-SYD
28h 10m1 stop
Air Canada Logo
10:20 - 21:02SYD-YUL
25h 42m1 stop
$2,294Air Canada
Find Deal
Tue, 10 Mar - Wed, 1 Apr
Qatar Airways Logo
20:50 - 06:50YUL-SYD
42h 00m1 stop
Qatar Airways Logo
15:50 - 14:45SYD-YUL
37h 55m1 stop
$2,319Qatar Airways
Find Deal
Fri, 6 Mar - Sun, 29 Mar
Qatar Airways Logo
21:50 - 06:50YUL-SYD
42h 00m1 stop
Qatar Airways Logo
15:50 - 14:45SYD-YUL
37h 55m1 stop
$2,322Qatar Airways
Find Deal
Sun, 15 Mar - Sun, 29 Mar
Qatar Airways Logo
21:50 - 06:50YUL-SYD
42h 00m1 stop
Qatar Airways Logo
14:50 - 14:45SYD-YUL
37h 55m1 stop
$2,324Qatar Airways
Find Deal
Wed, 18 Mar - Sat, 2 May
Air New Zealand Logo
07:30 - 10:30YUL-SYD
35h 00m2 stops
Air New Zealand Logo
13:55 - 16:43SYD-YUL
42h 48m2 stops
$2,348Air New Zealand
Find Deal
Mon, 8 Dec - Sat, 14 Feb
American Airlines Logo
12:59 - 09:00YUL-SYD
28h 01m2 stops
American Airlines Logo
11:20 - 22:39SYD-YUL
27h 19m2 stops
$2,375American Airlines
Find Deal
Sun, 7 Dec - Mon, 22 Dec
American Airlines Logo
16:00 - 06:55YUL-SYD
22h 55m1 stop
American Airlines Logo
11:20 - 22:39SYD-YUL
27h 19m2 stops
$2,376American Airlines
Find Deal
Sun, 9 Nov - Mon, 24 Nov
United Airlines Logo
14:13 - 07:00YUL-SYD
48h 47m2 stops
United Airlines Logo
14:00 - 21:17SYD-YUL
23h 17m2 stops
$2,381United Airlines
Find Deal
Sat, 24 Jan - Sun, 8 Feb
United Airlines Logo
15:00 - 09:05YUL-SYD
27h 05m2 stops
United Airlines Logo
09:30 - 10:11SYD-YUL
38h 41m2 stops
$2,382United Airlines
Find Deal
Sun, 15 Mar - Wed, 29 Apr
Air Canada Logo
08:50 - 09:35YUL-SYD
32h 45m3 stops
Air Canada Logo
11:20 - 06:39SYD-YUL
35h 19m3 stops
$2,459Air Canada
Find Deal
Sun, 7 Dec - Tue, 23 Dec

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
10 Mar
YUL13:25Montreal Pierre Elliott Trudeau Intl
28h 10m
1 stop
SYD08:35Sydney Kingsford Smith
1 Apr
SYD10:20Sydney Kingsford Smith
25h 42m
1 stop
YUL21:02Montreal Pierre Elliott Trudeau Intl
$2,294
Find similar
Air Canada
7 Dec
YUL08:50Montreal Pierre Elliott Trudeau Intl
32h 45m
3 stops
SYD09:35Sydney Kingsford Smith
23 Dec
SYD11:20Sydney Kingsford Smith
35h 19m
3 stops
YUL06:39Montreal Pierre Elliott Trudeau Intl
$2,459
Find similar
Air Canada
27 Oct
YUL06:00Montreal Pierre Elliott Trudeau Intl
35h 35m
2 stops
SYD08:35Sydney Kingsford Smith
27 Nov
SYD11:20Sydney Kingsford Smith
24h 06m
1 stop
YUL19:26Montreal Pierre Elliott Trudeau Intl
$2,691
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
YUL20:50Montreal Pierre Elliott Trudeau Intl
42h 00m
1 stop
SYD06:50Sydney Kingsford Smith
29 Mar
SYD15:50Sydney Kingsford Smith
37h 55m
1 stop
YUL14:45Montreal Pierre Elliott Trudeau Intl
$2,319
Find similar
Qatar Airways
15 Mar
YUL21:50Montreal Pierre Elliott Trudeau Intl
42h 00m
1 stop
SYD06:50Sydney Kingsford Smith
29 Mar
SYD15:50Sydney Kingsford Smith
37h 55m
1 stop
YUL14:45Montreal Pierre Elliott Trudeau Intl
$2,322
Find similar
Qatar Airways
18 Mar
YUL21:50Montreal Pierre Elliott Trudeau Intl
42h 00m
1 stop
SYD06:50Sydney Kingsford Smith
2 May
SYD14:50Sydney Kingsford Smith
37h 55m
1 stop
YUL14:45Montreal Pierre Elliott Trudeau Intl
$2,324
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 18 October 2025.
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

Tue 10/3

13:25-08:35

1 stop28h 10m

Sydney Kingsford Smith

Wed 1/4

10:20-21:02

1 stop25h 42m

$2,294

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 6/3

20:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Sun 29/3

15:50-14:45

1 stop37h 55m

$2,319

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

21:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Sun 29/3

15:50-14:45

1 stop37h 55m

$2,322

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

21:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Sat 2/5

14:50-14:45

1 stop37h 55m

$2,324

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 8/12

07:30-10:30

2 stops35h 00m

Sydney Kingsford Smith

Sat 14/2

13:55-16:43

2 stops42h 48m

$2,348

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

12:59-09:00

2 stops28h 01m

Sydney Kingsford Smith

Mon 22/12

11:20-22:39

2 stops27h 19m

$2,375

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

16:00-06:55

1 stop22h 55m

Sydney Kingsford Smith

Mon 24/11

11:20-22:39

2 stops27h 19m

$2,376

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 24/1

14:13-07:00

2 stops48h 47m

Sydney Kingsford Smith

Sun 8/2

14:00-21:17

2 stops23h 17m

$2,381

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

15:00-09:05

2 stops27h 05m

Sydney Kingsford Smith

Wed 29/4

09:30-10:11

2 stops38h 41m

$2,382

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

08:50-09:35

3 stops32h 45m

Sydney Kingsford Smith

Tue 23/12

11:20-06:39

3 stops35h 19m

$2,459

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

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 typical price of a round-trip flight between Montreal Pierre Elliott Trudeau Intl Airport and Sydney?

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 Pierre Elliott Trudeau Intl Airport, with most prices found around $2,263. 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 $2,270.

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

Our data shows that Monday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $2,349. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $3,412.

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

According to our data, the cheapest time of day to fly to Sydney is at midday. momondo users have found flights departing from Montreal Pierre Elliott Trudeau Intl Airport to Sydney at midday for as low as $2,165. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,910 on average. Flights to Sydney from Montreal Pierre Elliott Trudeau Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $2,532 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 Pierre Elliott Trudeau Intl Airport for as low as $1,744 on momondo.

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

You could potentially save up to 2% 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 return 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?

    There are 16004.8 km between Montreal Pierre Elliott Trudeau Intl and Sydney Kingsford Smith. Typically, this will take 22h 55m 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?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. 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 required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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
Airline
Rating
Free cancellation
Price
Air CanadaPriceFrom $660Free cancellationRating
7.1
10,330 reviews
Search Air Canada flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Penrith
Katoomba
Lithgow
Leura
Manly
Bondi Beach
Coogee
Randwick
Cronulla
Charlestown
Newport
Swansea

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Sydney . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Montreal to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Price alerts on flights to Sydney from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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