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Cheap flights from Montreal to Sydney from $656

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 to Sydney departing on 26/8. 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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Cheap return flights

Logo
07:00 - 07:05YUL-SYD
34h 05m2 stops
Logo
09:10 - 00:41SYD-YUL
29h 31m2 stops
$1,710
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Wed, 20 Aug - Wed, 10 Sep
Logo
06:45 - 07:05YUL-SYD
34h 20m2 stops
Logo
17:45 - 00:37SYD-YUL
44h 52m2 stops
$1,798
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Mon, 11 Aug - Tue, 26 Aug
Logo
06:45 - 07:05YUL-SYD
34h 20m2 stops
Logo
09:10 - 00:37SYD-YUL
29h 27m2 stops
$1,828
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Mon, 18 Aug - Mon, 25 Aug
Logo
06:45 - 07:30YUL-SYD
33h 45m2 stops
Logo
10:10 - 00:41SYD-YUL
29h 31m2 stops
$1,840
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Mon, 13 Oct - Sun, 19 Oct
Air Canada Logo
06:00 - 07:20YUL-SYD
35h 20m3 stops
Air Canada Logo
09:20 - 00:41SYD-YUL
29h 21m3 stops
$2,097Air Canada
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Tue, 12 Aug - Tue, 19 Aug
Logo
08:10 - 07:20YUL-SYD
33h 10m2 stops
Logo
09:20 - 00:37SYD-YUL
29h 17m3 stops
$2,129
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Tue, 12 Aug - Tue, 19 Aug
Air Canada Logo
09:00 - 09:35YUL-SYD
32h 35m1 stop
Air Canada Logo
11:20 - 21:00SYD-YUL
25h 40m1 stop
$2,132Air Canada
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Mon, 3 Nov - Mon, 24 Nov
United Airlines Logo
06:15 - 07:00YUL-SYD
34h 45m2 stops
United Airlines Logo
09:30 - 08:16SYD-YUL
36h 46m2 stops
$2,178United Airlines
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Tue, 12 Aug - Tue, 19 Aug
Qatar Airways Logo
21:50 - 06:50YUL-SYD
42h 00m1 stop
Qatar Airways Logo
15:50 - 14:05SYD-YUL
38h 15m1 stop
$2,202Qatar Airways
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Tue, 28 Oct - Mon, 10 Nov
Qatar Airways Logo
21:35 - 07:10YUL-SYD
42h 35m1 stop
Qatar Airways Logo
15:50 - 15:05SYD-YUL
38h 15m1 stop
$2,205Qatar Airways
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Mon, 20 Oct - Mon, 27 Oct

Air Canada flights from Montreal to Sydney

Our best Air Canada deals on Montreal to Sydney flight tickets
Air Canada
12 Aug
YUL06:00Montreal Pierre Elliott Trudeau Intl
35h 20m
3 stops
SYD07:20Sydney Kingsford Smith
19 Aug
SYD09:20Sydney Kingsford Smith
29h 21m
3 stops
YUL00:41Montreal Pierre Elliott Trudeau Intl
$2,097
Find similar
Air Canada
3 Nov
YUL09:00Montreal Pierre Elliott Trudeau Intl
32h 35m
1 stop
SYD09:35Sydney Kingsford Smith
24 Nov
SYD11:20Sydney Kingsford Smith
25h 40m
1 stop
YUL21:00Montreal Pierre Elliott Trudeau Intl
$2,132
Find similar
Air Canada
12 Nov
YUL07:30Montreal Pierre Elliott Trudeau Intl
34h 05m
1 stop
SYD09:35Sydney Kingsford Smith
26 Nov
SYD11:20Sydney Kingsford Smith
25h 40m
1 stop
YUL21:00Montreal Pierre Elliott Trudeau Intl
$2,135
Find similar

United Airlines flights from Montreal to Sydney

Our best United Airlines deals on Montreal to Sydney flight tickets
United Airlines
12 Aug
YUL06:15Montreal Pierre Elliott Trudeau Intl
34h 45m
2 stops
SYD07:00Sydney Kingsford Smith
19 Aug
SYD09:30Sydney Kingsford Smith
36h 46m
2 stops
YUL08:16Montreal Pierre Elliott Trudeau Intl
$2,178
Find similar
United Airlines
24 July
YUL18:30Montreal Pierre Elliott Trudeau Intl
22h 25m
1 stop
SYD06:55Sydney Kingsford Smith
10 Aug
SYD09:30Sydney Kingsford Smith
25h 59m
2 stops
YUL21:29Montreal Pierre Elliott Trudeau Intl
$2,456
Find similar
United Airlines
24 July
YUL16:55Montreal Pierre Elliott Trudeau Intl
24h 05m
2 stops
SYD07:00Sydney Kingsford Smith
10 Aug
SYD10:20Sydney Kingsford Smith
25h 46m
2 stops
YUL22:06Montreal Pierre Elliott Trudeau Intl
$2,596
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See travel insights to Sydney from

How to get the cheapest flight ticket from Montreal 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 and Sydney?

What is the cheapest month to fly to Sydney?

The month of April is, on average, the cheapest month to fly to Sydney from Montreal, with most prices found around $2,226. If you aren’t able to travel to Sydney during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $2,229.

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 $2,314. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $3,360.

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 to Sydney at midday for as low as $2,132. 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 $2,866 on average. Flights to Sydney from Montreal 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,468 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 for as low as $1,790 on momondo.

Can stopping save me money on Montreal to Sydney flights?

You could potentially save up to 4% on your flight if you consider stops on a Montreal to Sydney flight.

How have Montreal to Sydney flight prices changed over time?

As of July 2025, prices for Montreal to Sydney flights are approximately 24% cheaper when compared to flights at the same time last year.

When to book flights from Montreal to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Montreal to Sydney (YMQ to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Sydney

Best price found

$656

Fastest flight time

22h 15m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Montreal in the past 72 hours is $656. The best return flight deal from Montreal to Sydney found on momondo in the last 72 hours is $1,710.
The fastest flight from Montreal to Sydney takes 22h 15m
There are no direct flights from Montreal to Sydney. Popular non-direct route for this connection is Montreal Pierre Elliott Trudeau Intl Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
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  • How far is Montreal to Sydney Kingsford Smith by plane?

    A flight from Montreal to Sydney Kingsford Smith will travel around 16019.1 km. 23h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Montreal to Sydney Kingsford Smith Airport?

    Prices for flights from Montreal to Sydney Kingsford Smith Airport refresh daily.

  • How many operators does momondo search for flights from Montreal to Sydney Kingsford Smith Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Sydney Kingsford Smith Airport.

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

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Montreal to Sydney?

Best airlines flying from Montreal to Sydney

Compare and see reviews for airlines that fly from Montreal to Sydney with momondo
Airline
Rating
Free cancellation
Price
Air CanadaPriceFrom $650Free cancellationRating
7.1
9,708 reviews
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Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Wollongong
Parramatta
Terrigal
Katoomba
Lithgow
Penrith
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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Sydney for you.

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

Yes. momondo enables you to select and highlight flights to Sydney from Montreal with this policy.

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?

If you are not ready to book a flight from Montreal to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

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