Cheap flights from Montreal to Australia from $725
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 Australia 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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Use the filters below to find and compare flights from Montreal to Australia that are best for you.
Fly from
Fly to
Route
Depart
Return
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Mon 19/10
07:00-07:50
2 stops33h 50m
Sydney Kingsford Smith
Mon 2/11
10:40-23:22
2 stops28h 42m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Tue 10/11
07:10-08:30
2 stops33h 20m
Sydney Kingsford Smith
Wed 10/2
10:40-23:51
2 stops29h 11m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Wed 11/11
06:00-08:30
2 stops34h 30m
Sydney Kingsford Smith
Wed 18/11
10:40-23:30
2 stops28h 50m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Wed 4/11
07:00-08:30
2 stops33h 30m
Sydney Kingsford Smith
Wed 11/11
10:40-23:30
2 stops28h 50m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Mon 26/10
12:44-07:20
2 stops27h 36m
Sydney Kingsford Smith
Mon 2/11
10:40-11:57
2 stops41h 17m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Tue 10/11
07:10-08:30
2 stops33h 20m
Sydney Kingsford Smith
Wed 10/2
10:40-23:51
2 stops29h 11m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Mon 19/10
06:00-07:50
2 stops34h 50m
Sydney Kingsford Smith
Mon 2/11
10:40-23:25
2 stops28h 45m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Wed 21/10
12:44-07:50
2 stops28h 06m
Sydney Kingsford Smith
Wed 4/11
10:40-13:39
2 stops42h 59m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Sun 22/11
07:50-09:35
2 stops33h 45m
Sydney Kingsford Smith
Sun 21/2
11:20-20:33
1 stop25h 13m
MontrealSydney
YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith
YULSYD
Montreal Pierre Elliott Trudeau Intl
Sun 22/11
07:30-09:35
1 stop34h 05m
Sydney Kingsford Smith
Sun 21/2
11:20-20:33
1 stop25h 13m
See travel insights to Australia from
How to get the cheapest flight ticket from Montreal to Australia
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 Australia?
In general, May is the cheapest month to fly from Montreal to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,912. If you don’t want to visit Australia in May, then you should wait until April to fly from Montreal, when ticket prices are also cheap, with an average price of $2,119.
How far in advance should I book a flight from Montreal to Australia?
You are more likely to see cheaper flights to Australia from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,310 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Montreal for as low as $1,620 on momondo.
Cheap Montreal to Australia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Montreal to Australia
Frequently asked questions about flying from Montreal to Australia
When did momondo last update prices for flights from Montreal to Australia?
Prices for flights from Montreal to Australia are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Australia?
The number of operators available for flights from Montreal to Australia is 1 as of October 2026.
How old do you have to be to fly from Montreal to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia 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.
Best airlines flying from Montreal to Australia
Compare and see reviews for airlines that fly from Montreal to Australia with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $508 | Free cancellation | Rating 7.1 11,744 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Montreal to Australia?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Australia from Montreal.
Can I find flights from Montreal to Australia with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Montreal to Australia flights to just show those with flexible booking policies.
How can momondo help me find flights from Montreal to Australia?
Once all potential Montreal to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Montreal to Australia right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Montreal to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.