Cheapest return flights from Montreal to Sydney in December from 1251€

Best time to book flights for Montreal (YUL) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Sydney (SYD) in December 2025 (see full year).

Return flights

01 Dec - 08 Dec Air Canada
03 Dec - 10 Dec Air Canada
01 Dec - 14 Dec Air Canada
02 Dec - 09 Dec Air Canada
05 Dec - 12 Dec Air New Zealand
08 Dec - 15 Dec Air Canada
10 Dec - 17 Dec Air Canada
06 Dec - 13 Dec Air Canada
07 Dec - 14 Dec Air Canada
09 Dec - 16 Dec Air Canada
25 Dec - 01 Jan Air Canada
31 Dec - 07 Jan Air Canada
30 Dec - 06 Jan Air Canada
29 Dec - 05 Jan Air Canada
26 Dec - 02 Jan Air Canada
28 Dec - 04 Jan Air Canada
27 Dec - 03 Jan Air Canada
20 Dec - 02 Jan Air Canada

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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