Cheapest return flights from Montreal (YUL) to Sydney (SYD), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
01 Dec 08 Dec Porter Airlines (Canada) Ltd
03 Dec 10 Dec Qatar Airways
04 Dec 11 Dec Qatar Airways
06 Dec 13 Dec Qatar Airways
24 Dec 17 Jan Porter Airlines (Canada) Ltd
07 Dec 14 Dec Qatar Airways
08 Dec 15 Dec Porter Airlines (Canada) Ltd
30 Dec 06 Jan Qatar Airways
31 Dec 07 Jan Qatar Airways
19 Dec 09 Jan Porter Airlines (Canada) Ltd
09 Dec 16 Dec United
29 Dec 05 Jan Qatar Airways
10 Dec 17 Dec United
25 Dec 01 Jan Qatar Airways
11 Dec 18 Dec Qatar Airways
13 Dec 20 Dec Porter Airlines (Canada) Ltd
28 Dec 04 Jan Qatar Airways
27 Dec 03 Jan Qatar Airways
19 Dec 10 Jan Porter Airlines (Canada) Ltd
17 Dec 08 Jan Porter Airlines (Canada) Ltd
Powered by

deals for one-way flights from Montreal to Sydney in December.

Book a cheap hotel in Sydney

Cheap car rent in Sydney Intl

Updated Jul 6, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.