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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from $766

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 18/10. 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 (YUL-SYD)

Cheap return flights

Air New Zealand Logo
07:30 - 08:45YUL-SYD
34h 15m2 stops
Air New Zealand Logo
19:15 - 06:44SYD-YUL
51h 29m2 stops
$2,026Air New Zealand
Find Deal
Tue, 28 Oct - Mon, 10 Nov
Air New Zealand Logo
07:30 - 08:45YUL-SYD
34h 15m2 stops
Air New Zealand Logo
19:15 - 06:44SYD-YUL
51h 29m2 stops
$2,030Air New Zealand
Find Deal
Tue, 28 Oct - Mon, 10 Nov
Logo
16:30 - 10:35YUL-SYD
27h 05m2 stops
Logo
11:50 - 07:01SYD-YUL
34h 11m2 stops
$2,060
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Logo
08:10 - 11:45YUL-SYD
37h 35m2 stops
Logo
06:00 - 06:53SYD-YUL
38h 53m2 stops
$2,128
Find Deal
Fri, 5 Sep - Sun, 21 Sep
Qatar Airways Logo
20:50 - 06:50YUL-SYD
42h 00m1 stop
Qatar Airways Logo
15:50 - 14:05SYD-YUL
38h 15m1 stop
$2,261Qatar Airways
Find Deal
Tue, 18 Nov - Tue, 9 Dec
Qatar Airways Logo
20:50 - 06:50YUL-SYD
42h 00m1 stop
Qatar Airways Logo
15:50 - 14:05SYD-YUL
38h 15m1 stop
$2,264Qatar Airways
Find Deal
Mon, 10 Nov - Mon, 17 Nov
Air Canada Logo
16:00 - 07:20YUL-SYD
25h 20m2 stops
Air Canada Logo
10:20 - 19:27SYD-YUL
24h 07m2 stops
$2,326Air Canada
Find Deal
Sat, 20 Sep - Tue, 7 Oct
United Airlines Logo
18:30 - 07:55YUL-SYD
22h 25m1 stop
United Airlines Logo
11:20 - 08:16SYD-YUL
35h 56m1 stop
$2,413United Airlines
Find Deal
Tue, 14 Oct - Sun, 19 Oct
Air Canada Logo
18:00 - 07:20YUL-SYD
23h 20m1 stop
Air Canada Logo
10:20 - 00:36SYD-YUL
29h 16m1 stop
$2,415Air Canada
Find Deal
Sat, 20 Sep - Tue, 7 Oct
United Airlines Logo
18:30 - 07:55YUL-SYD
22h 25m1 stop
United Airlines Logo
11:20 - 08:16SYD-YUL
35h 56m1 stop
$2,416United Airlines
Find Deal
Sun, 5 Oct - Wed, 15 Oct

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets
United Airlines
14 Oct
YUL18:30Montreal Pierre Elliott Trudeau Intl
22h 25m
1 stop
SYD07:55Sydney Kingsford Smith
19 Oct
SYD11:20Sydney Kingsford Smith
35h 56m
1 stop
YUL08:16Montreal Pierre Elliott Trudeau Intl
$2,413
Find similar
United Airlines
5 Oct
YUL18:30Montreal Pierre Elliott Trudeau Intl
22h 25m
1 stop
SYD07:55Sydney Kingsford Smith
15 Oct
SYD11:20Sydney Kingsford Smith
35h 56m
1 stop
YUL08:16Montreal Pierre Elliott Trudeau Intl
$2,416
Find similar
United Airlines
5 Sept
YUL16:45Montreal Pierre Elliott Trudeau Intl
24h 15m
1 stop
SYD07:00Sydney Kingsford Smith
21 Sept
SYD09:30Sydney Kingsford Smith
24h 58m
1 stop
YUL20:28Montreal Pierre Elliott Trudeau Intl
$2,419
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
18 Nov
YUL20:50Montreal Pierre Elliott Trudeau Intl
42h 00m
1 stop
SYD06:50Sydney Kingsford Smith
9 Dec
SYD15:50Sydney Kingsford Smith
38h 15m
1 stop
YUL14:05Montreal Pierre Elliott Trudeau Intl
$2,261
Find similar
Qatar Airways
10 Nov
YUL20:50Montreal Pierre Elliott Trudeau Intl
42h 00m
1 stop
SYD06:50Sydney Kingsford Smith
17 Nov
SYD15:50Sydney Kingsford Smith
38h 15m
1 stop
YUL14:05Montreal Pierre Elliott Trudeau Intl
$2,264
Find similar
Qatar Airways
8 Sept
YUL21:35Montreal Pierre Elliott Trudeau Intl
42h 40m
1 stop
SYD06:15Sydney Kingsford Smith
30 Sept
SYD14:50Sydney Kingsford Smith
37h 55m
1 stop
YUL14:45Montreal Pierre Elliott Trudeau Intl
$2,271
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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 22 August 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 28/10

07:30-08:45

2 stops34h 15m

Sydney Kingsford Smith

Mon 10/11

19:15-06:44

2 stops51h 29m

$2,026

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 28/10

07:30-08:45

2 stops34h 15m

Sydney Kingsford Smith

Mon 10/11

19:15-06:44

2 stops51h 29m

$2,030

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

16:30-10:35

2 stops27h 05m

Sydney Kingsford Smith

Wed 22/10

11:50-07:01

2 stops34h 11m

$2,060

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

08:10-11:45

2 stops37h 35m

Sydney Kingsford Smith

Sun 21/9

06:00-06:53

2 stops38h 53m

$2,128

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

20:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Tue 9/12

15:50-14:05

1 stop38h 15m

$2,261

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

20:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Mon 17/11

15:50-14:05

1 stop38h 15m

$2,264

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

16:00-07:20

2 stops25h 20m

Sydney Kingsford Smith

Tue 7/10

10:20-19:27

2 stops24h 07m

$2,326

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

18:30-07:55

1 stop22h 25m

Sydney Kingsford Smith

Sun 19/10

11:20-08:16

1 stop35h 56m

$2,413

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

18:00-07:20

1 stop23h 20m

Sydney Kingsford Smith

Tue 7/10

10:20-00:36

1 stop29h 16m

$2,415

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

18:30-07:55

1 stop22h 25m

Sydney Kingsford Smith

Wed 15/10

11:20-08:16

1 stop35h 56m

$2,416

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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 $2,238. 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 $2,275.

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 $2,360. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $3,427.

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 $2,175. 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 $2,923 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 $2,521 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 $1,830 on momondo.

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

You could potentially save up to 14% 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 August 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights are approximately 51% more expensive 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 25m 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 $663Free cancellationRating
7.1
10,000 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
Katoomba
Penrith
Lithgow
Manly
Leura
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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