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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from $890

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 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
18:20 - 06:55YUL-SYD
44h 35m1 stop
Air Canada Logo
16:00 - 23:09SYD-YUL
23h 09m2 stops
$2,021Air Canada
Find Deal
Mon, 1 Dec - Mon, 15 Dec
Multiple Airlines Logo
17:50 - 06:10YUL-SYD
45h 20m1 stop
Multiple Airlines Logo
09:10 - 20:45SYD-YUL
25h 35m1 stop
$2,036Multiple Airlines
Find Deal
Thu, 26 Mar - Sun, 12 Apr
Air Canada Logo
07:30 - 06:55YUL-SYD
31h 25m1 stop
Air Canada Logo
11:20 - 19:26SYD-YUL
24h 06m1 stop
$2,038Air Canada
Find Deal
Tue, 2 Dec - Tue, 16 Dec
Multiple Airlines Logo
18:45 - 07:25YUL-SYD
44h 40m1 stop
Multiple Airlines Logo
11:20 - 15:00SYD-YUL
42h 40m2 stops
$2,041Multiple Airlines
Find Deal
Tue, 24 Feb - Tue, 10 Mar
Multiple Airlines Logo
06:45 - 06:55YUL-SYD
32h 10m3 stops
Multiple Airlines Logo
20:30 - 07:05SYD-YUL
25h 35m2 stops
$2,042Multiple Airlines
Find Deal
Sun, 8 Feb - Wed, 18 Mar
Multiple Airlines Logo
06:45 - 06:55YUL-SYD
32h 10m3 stops
Multiple Airlines Logo
20:30 - 07:05SYD-YUL
26h 35m2 stops
$2,045Multiple Airlines
Find Deal
Wed, 25 Feb - Wed, 4 Mar
Multiple Airlines Logo
18:45 - 07:25YUL-SYD
44h 40m1 stop
Multiple Airlines Logo
17:45 - 15:05SYD-YUL
37h 20m2 stops
$2,051Multiple Airlines
Find Deal
Sun, 1 Feb - Sun, 15 Feb
Multiple Airlines Logo
09:00 - 12:35YUL-SYD
35h 35m3 stops
Multiple Airlines Logo
14:00 - 08:16SYD-YUL
34h 16m3 stops
$2,068Multiple Airlines
Find Deal
Sun, 1 Feb - Sun, 15 Feb
Air Canada Logo
18:20 - 06:55YUL-SYD
44h 35m1 stop
Air Canada Logo
11:20 - 19:26SYD-YUL
24h 06m1 stop
$2,070Air Canada
Find Deal
Mon, 1 Dec - Tue, 16 Dec
Multiple Airlines Logo
15:40 - 06:55YUL-SYD
24h 15m1 stop
Multiple Airlines Logo
20:30 - 07:05SYD-YUL
25h 35m2 stops
$2,073Multiple Airlines
Find Deal
Mon, 16 Mar - Thu, 26 Mar

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

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets
American Airlines
1 Dec
YUL12:59Montreal Pierre Elliott Trudeau Intl
28h 01m
2 stops
SYD09:00Sydney Kingsford Smith
15 Dec
SYD11:20Sydney Kingsford Smith
27h 20m
2 stops
YUL22:40Montreal Pierre Elliott Trudeau Intl
$2,359
Find similar
American Airlines
18 Nov
YUL12:59Montreal Pierre Elliott Trudeau Intl
28h 01m
2 stops
SYD09:00Sydney Kingsford Smith
25 Nov
SYD11:20Sydney Kingsford Smith
27h 39m
2 stops
YUL22:59Montreal Pierre Elliott Trudeau Intl
$2,360
Find similar
American Airlines
1 Dec
YUL12:59Montreal Pierre Elliott Trudeau Intl
28h 01m
2 stops
SYD09:00Sydney Kingsford Smith
15 Dec
SYD11:20Sydney Kingsford Smith
27h 20m
2 stops
YUL22:40Montreal Pierre Elliott Trudeau Intl
$2,362
Find similar

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
1 Dec
YUL18:20Montreal Pierre Elliott Trudeau Intl
44h 35m
1 stop
SYD06:55Sydney Kingsford Smith
15 Dec
SYD16:00Sydney Kingsford Smith
23h 09m
2 stops
YUL23:09Montreal Pierre Elliott Trudeau Intl
$2,021
Find similar
Air Canada
2 Dec
YUL07:30Montreal Pierre Elliott Trudeau Intl
31h 25m
1 stop
SYD06:55Sydney Kingsford Smith
16 Dec
SYD11:20Sydney Kingsford Smith
24h 06m
1 stop
YUL19:26Montreal Pierre Elliott Trudeau Intl
$2,038
Find similar
Air Canada
1 Dec
YUL18:20Montreal Pierre Elliott Trudeau Intl
44h 35m
1 stop
SYD06:55Sydney Kingsford Smith
16 Dec
SYD11:20Sydney Kingsford Smith
24h 06m
1 stop
YUL19:26Montreal Pierre Elliott Trudeau Intl
$2,070
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 17 November 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

Mon 1/12

18:20-06:55

1 stop44h 35m

Sydney Kingsford Smith

Mon 15/12

16:00-23:09

2 stops23h 09m

$2,021

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 26/3

17:50-06:10

1 stop45h 20m

Sydney Kingsford Smith

Sun 12/4

09:10-20:45

1 stop25h 35m

$2,036

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 2/12

07:30-06:55

1 stop31h 25m

Sydney Kingsford Smith

Tue 16/12

11:20-19:26

1 stop24h 06m

$2,038

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 24/2

18:45-07:25

1 stop44h 40m

Sydney Kingsford Smith

Tue 10/3

11:20-15:00

2 stops42h 40m

$2,041

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

06:45-06:55

3 stops32h 10m

Sydney Kingsford Smith

Wed 18/3

20:30-07:05

2 stops25h 35m

$2,042

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

06:45-06:55

3 stops32h 10m

Sydney Kingsford Smith

Wed 4/3

20:30-07:05

2 stops26h 35m

$2,045

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

18:45-07:25

1 stop44h 40m

Sydney Kingsford Smith

Sun 15/2

17:45-15:05

2 stops37h 20m

$2,051

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 1/2

09:00-12:35

3 stops35h 35m

Sydney Kingsford Smith

Sun 15/2

14:00-08:16

3 stops34h 16m

$2,068

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

18:20-06:55

1 stop44h 35m

Sydney Kingsford Smith

Tue 16/12

11:20-19:26

1 stop24h 06m

$2,070

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

15:40-06:55

1 stop24h 15m

Sydney Kingsford Smith

Thu 26/3

20:30-07:05

2 stops25h 35m

$2,073

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 $2,252. 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 $2,272.

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 $2,329. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $3,383.

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 $2,146. 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 $2,885 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 $2,514 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 $1,465 on momondo.

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

You could potentially save up to 26% 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 November 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 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?

  • 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 $655Free cancellationRating
7.1
10,459 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
Cronulla
Randwick
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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