Montreal (YUL) to Sydney (SYD) flight deal in premium economy from $3,297

Air CanadaACAir Canada
Round Trip•Premium Economy
CanadaYUL

Montréal-Pierre Elliott Trudeau International Airport

Montreal, Canada
AustraliaSYD

Sydney Airport

Sydney, Australia
$5,243 USD
-37%$3,297 USD
Verified 17 days ago
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price

Wednesday, October 7th, 2026

4 round-trip options

Returning
Thu, Oct 15, 2026•8 Day Trip
$5,218 USD
Google Flights
Returning
Sat, Oct 17, 2026•10 Day Trip
$5,218 USD
Google Flights
Returning
Mon, Oct 19, 2026•12 Day Trip
$5,142 USD
Google Flights
Returning
Tue, Oct 20, 2026•13 Day Trip
$5,142 USD
Google Flights