Cheap flights from Montreal to Sydney from C$ 718
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 3/11. 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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Route
Depart
Return
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Mon 19/10
7:00 a.m.-7:50 a.m.
2 stops33h 50m
Sydney Kingsford Smith
Mon 2/11
10:40 a.m.-11:22 p.m.
2 stops28h 42m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Tue 10/11
7:10 a.m.-8:30 a.m.
2 stops33h 20m
Sydney Kingsford Smith
Wed 10/2
10:40 a.m.-11:51 p.m.
2 stops29h 11m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Tue 23/2
12:06 p.m.-9:00 a.m.
2 stops28h 54m
Sydney Kingsford Smith
Wed 10/3
2:05 p.m.-9:31 p.m.
2 stops23h 26m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Wed 17/2
1:00 p.m.-9:00 a.m.
2 stops28h 00m
Sydney Kingsford Smith
Wed 24/2
2:05 p.m.-10:47 p.m.
2 stops24h 42m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Sun 7/2
9:05 p.m.-10:25 p.m.
2 stops33h 20m
Sydney Kingsford Smith
Wed 24/2
10:10 p.m.-2:05 p.m.
1 stop31h 55m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Wed 11/11
9:05 p.m.-6:50 a.m.
1 stop41h 45m
Sydney Kingsford Smith
Wed 18/11
6:30 p.m.-2:05 p.m.
2 stops35h 35m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Mon 5/4
1:20 p.m.-8:45 a.m.
2 stops29h 25m
Sydney Kingsford Smith
Mon 17/5
9:55 a.m.-12:30 a.m.
2 stops28h 35m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Mon 5/4
1:20 p.m.-8:45 a.m.
2 stops29h 25m
Sydney Kingsford Smith
Sun 16/5
11:55 a.m.-12:30 a.m.
2 stops26h 35m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Sun 22/11
7:50 a.m.-9:35 a.m.
2 stops33h 45m
Sydney Kingsford Smith
Sun 21/2
11:20 a.m.-8:33 p.m.
1 stop25h 13m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Sun 22/11
7:30 a.m.-9:35 a.m.
1 stop34h 05m
Sydney Kingsford Smith
Sun 21/2
11:20 a.m.-8:33 p.m.
1 stop25h 13m
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?
Prices are currently low for flights on this route.
Typical prices usually range from C$ 2,200 to C$ 2,531.The lowest price recently found on this route was C$ 1,290.
What is the cheapest month to fly to Sydney?
If you aren’t able to travel to Sydney during the month of May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of C$ 2,009.
How far in advance should I book a flight from Montreal 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 C$ 2,288 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Montreal for as low as C$ 1,605 on momondo.
Can stopping save me money on Montreal to Sydney flights?
You could potentially save up to 30% 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 October 2026, prices for Montreal to Sydney flights are approximately 25% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Montreal to Sydney Kingsford Smith?
Delta is the most popular carrier operating from Montreal to Sydney Kingsford Smith
Which airlines fly to Sydney?
Air Canada, United Airlines and Air New Zealand are the top three most popular airlines that fly to Sydney from Montreal according to our data. Air Canada is the first choice among our users, with 61% of people opting to fly with this airline when travelling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between Montreal and Sydney?
Vancouver (YVR) was the most common stop: 72% of momondo users choosing one-stop flights on this route connected there.
Which layover airport offers the lowest fares from Montreal to Sydney?
Flights via Toronto (YYZ) offer the lowest average round-trip price of C$ 456.
Which layover airport has the shortest travel time from Montreal to Sydney?
Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 8h 54m.
Which layover airport has the shortest connection time from Montreal to Sydney?
Toronto (YYZ) has the shortest average layover time for this route: 1h 44m.
When to book flights from Montreal to Sydney
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
Frequently asked questions about flying from Montreal to Sydney
How far is Montreal to Sydney Kingsford Smith by plane?
A flight from Montreal to Sydney Kingsford Smith will travel around 16019.1 km. By plane, this route typically takes 30h 15m.
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 are updated daily.
How many operators does momondo search for flights from Montreal to Sydney Kingsford Smith Airport?
There are 6 operators available for flights from Montreal to Sydney Kingsford Smith Airport as of October 2026.
How old do you have to be to fly from Montreal 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 layovers. It is recommended that you verify 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 travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Montreal to Sydney?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal to Sydney is Air Canada (68% of total bookings). The next most popular airlines are United Airlines (17%), Air New Zealand (9%), and Qatar Airways (6%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom C$ 516 | Free Cancellation | Rating 7.8 8,647 reviews | |||
| PriceFrom C$ 1,210 | Free Cancellation | Rating 7.5 1,106 reviews | |||
| PriceFrom C$ 1,444 | Free Cancellation | Rating 7.4 10,325 reviews | |||
| PriceFrom C$ 1,658 | Free Cancellation | Rating 7.1 11,748 reviews | |||
| PriceFrom C$ 1,832 | Free Cancellation | Rating 7.3 3,724 reviews | |||
| PriceFrom C$ 1,847 | Free Cancellation | Rating 8.0 671 reviews |
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsWhy 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?
All flight searches from Montreal to Sydney on momondo can be filtered to show those which offer flexible booking policies.
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.