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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from $843

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 18/2. 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.
Multiple Airlines Logo
17:50 - 12:35
YUL
-
SYD
27h 45m
2 stops
Multiple Airlines Logo
13:15 - 07:10
SYD
-
YUL
31h 55m
3 stops
$1,850Multiple Airlines
Wed, 25 Mar - Tue, 5 May
Multiple Airlines Logo
09:10 - 12:35
YUL
-
SYD
35h 25m
3 stops
Multiple Airlines Logo
06:00 - 00:35
SYD
-
YUL
34h 35m
3 stops
$1,875Multiple Airlines
Tue, 10 Feb - Tue, 17 Feb
Multiple Airlines Logo
17:50 - 12:35
YUL
-
SYD
27h 45m
2 stops
Multiple Airlines Logo
13:15 - 06:56
SYD
-
YUL
31h 41m
2 stops
$1,908Multiple Airlines
Wed, 25 Mar - Tue, 5 May
Multiple Airlines Logo
12:10 - 12:35
YUL
-
SYD
33h 25m
3 stops
Multiple Airlines Logo
13:15 - 07:10
SYD
-
YUL
31h 55m
3 stops
$1,910Multiple Airlines
Wed, 25 Mar - Tue, 5 May
Multiple Airlines Logo
08:45 - 12:35
YUL
-
SYD
35h 50m
3 stops
Multiple Airlines Logo
14:00 - 09:46
SYD
-
YUL
35h 46m
3 stops
$1,914Multiple Airlines
Fri, 27 Feb - Fri, 6 Mar
Air New Zealand Logo
07:30 - 08:45
YUL
-
SYD
35h 15m
2 stops
Air New Zealand Logo
11:55 - 00:40
SYD
-
YUL
26h 45m
2 stops
$1,929Air New Zealand
Sun, 3 May - Mon, 25 May
Air New Zealand Logo
07:30 - 08:45
YUL
-
SYD
35h 15m
2 stops
Air New Zealand Logo
11:55 - 00:40
SYD
-
YUL
26h 45m
2 stops
$1,931Air New Zealand
Mon, 1 Jun - Mon, 15 Jun
Multiple Airlines Logo
18:45 - 12:35
YUL
-
SYD
26h 50m
2 stops
Multiple Airlines Logo
14:50 - 11:21
SYD
-
YUL
35h 31m
3 stops
$1,937Multiple Airlines
Tue, 17 Mar - Sun, 29 Mar
Multiple Airlines Logo
18:45 - 12:35
YUL
-
SYD
26h 50m
2 stops
Multiple Airlines Logo
13:15 - 10:45
SYD
-
YUL
35h 30m
3 stops
$1,947Multiple Airlines
Tue, 24 Mar - Mon, 13 Apr
Multiple Airlines Logo
06:45 - 08:45
YUL
-
SYD
34h 00m
3 stops
Multiple Airlines Logo
11:45 - 00:35
SYD
-
YUL
28h 50m
3 stops
$1,950Multiple Airlines
Tue, 10 Feb - Tue, 17 Feb

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
26 Jan
YUL14:13Montreal Pierre Elliott Trudeau Intl
26h 52m
2 stops
SYD09:05Sydney Kingsford Smith
7 Apr
SYD10:20Sydney Kingsford Smith
27h 53m
2 stops
YUL00:13Montreal Pierre Elliott Trudeau Intl
$2,337
United Airlines
20 Jan
YUL14:13Montreal Pierre Elliott Trudeau Intl
26h 52m
2 stops
SYD09:05Sydney Kingsford Smith
27 Jan
SYD12:10Sydney Kingsford Smith
25h 07m
2 stops
YUL21:17Montreal Pierre Elliott Trudeau Intl
$2,352
United Airlines
27 Jan
YUL09:15Montreal Pierre Elliott Trudeau Intl
29h 05m
2 stops
SYD06:20Sydney Kingsford Smith
28 Feb
SYD11:50Sydney Kingsford Smith
25h 52m
2 stops
YUL21:42Montreal Pierre Elliott Trudeau Intl
$2,385

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
21 Jan
YUL09:00Montreal Pierre Elliott Trudeau Intl
32h 35m
1 stop
SYD09:35Sydney Kingsford Smith
14 Feb
SYD11:20Sydney Kingsford Smith
24h 05m
1 stop
YUL19:25Montreal Pierre Elliott Trudeau Intl
$2,626
Air Canada
21 Jan
YUL09:00Montreal Pierre Elliott Trudeau Intl
32h 35m
1 stop
SYD09:35Sydney Kingsford Smith
14 Feb
SYD11:20Sydney Kingsford Smith
25h 25m
2 stops
YUL20:45Montreal Pierre Elliott Trudeau Intl
$2,629
Air Canada
21 Jan
YUL09:00Montreal Pierre Elliott Trudeau Intl
32h 35m
1 stop
SYD09:35Sydney Kingsford Smith
14 Feb
SYD11:20Sydney Kingsford Smith
24h 05m
1 stop
YUL19:25Montreal Pierre Elliott Trudeau Intl
$2,665

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 15 January 2026.
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

Wed 25/3

17:50-12:35

2 stops27h 45m

Sydney Kingsford Smith

Tue 5/5

13:15-07:10

3 stops31h 55m

$1,850

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 10/2

09:10-12:35

3 stops35h 25m

Sydney Kingsford Smith

Tue 17/2

06:00-00:35

3 stops34h 35m

$1,875

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

17:50-12:35

2 stops27h 45m

Sydney Kingsford Smith

Tue 5/5

13:15-06:56

2 stops31h 41m

$1,908

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

12:10-12:35

3 stops33h 25m

Sydney Kingsford Smith

Tue 5/5

13:15-07:10

3 stops31h 55m

$1,910

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 27/2

08:45-12:35

3 stops35h 50m

Sydney Kingsford Smith

Fri 6/3

14:00-09:46

3 stops35h 46m

$1,914

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 3/5

07:30-08:45

2 stops35h 15m

Sydney Kingsford Smith

Mon 25/5

11:55-00:40

2 stops26h 45m

$1,929

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

07:30-08:45

2 stops35h 15m

Sydney Kingsford Smith

Mon 15/6

11:55-00:40

2 stops26h 45m

$1,931

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

18:45-12:35

2 stops26h 50m

Sydney Kingsford Smith

Sun 29/3

14:50-11:21

3 stops35h 31m

$1,937

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 24/3

18:45-12:35

2 stops26h 50m

Sydney Kingsford Smith

Mon 13/4

13:15-10:45

3 stops35h 30m

$1,947

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 10/2

06:45-08:45

3 stops34h 00m

Sydney Kingsford Smith

Tue 17/2

11:45-00:35

3 stops28h 50m

$1,950

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 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 $2,180. If you aren’t able to travel to Sydney during the month of May, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $2,203.

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 $2,440 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 $1,688 on momondo.

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

You could potentially save up to 22% 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 January 2026, prices for Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights are approximately 14% 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

Fastest flight time

23h 25m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney takes 23h 25m
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.
Search flight deals

  • 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 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 $640Free cancellationRating
7.1
10,622 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
Penrith
Terrigal
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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