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

Return flights

28 Nov - 05 Dec	Porter Airlines (Canada) Ltd
23 Nov - 07 Dec	Porter Airlines (Canada) Ltd
25 Nov - 02 Dec	WestJet
19 Nov - 26 Nov	Porter Airlines (Canada) Ltd
26 Nov - 03 Dec	Air Canada
30 Nov - 07 Dec	FrenchBee
27 Nov - 04 Dec	Porter Airlines (Canada) Ltd
29 Nov - 06 Dec	Air Canada
20 Nov - 27 Nov	Porter Airlines (Canada) Ltd
12 Nov - 27 Nov	FrenchBee
09 Nov - 16 Nov	United
10 Nov - 17 Nov	United
11 Nov - 19 Nov	United
11 Nov - 18 Nov	United
22 Nov - 29 Nov	Porter Airlines (Canada) Ltd
24 Nov - 01 Dec	Air Canada
08 Nov - 15 Nov	United
18 Nov - 25 Nov	Air Canada
27 Nov - 12 Dec	United
16 Nov - 16 Dec	FrenchBee

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

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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Cheapest return flights from Montreal to Sydney in November from 1174€

Return flights