Cheapest one-way flights from Toronto to Sydney in December from $714

AirHint found the following cheapest one-way flights from Toronto (YTZ) to Sydney (SYD) in December 2025 (see full year).

One-Way flights

07 Dec Porter Airlines (Canada) Ltd
09 Dec Porter Airlines (Canada) Ltd
08 Dec Porter Airlines (Canada) Ltd
11 Dec Porter Airlines (Canada) Ltd
23 Dec Porter Airlines (Canada) Ltd
15 Dec Porter Airlines (Canada) Ltd
24 Dec Porter Airlines (Canada) Ltd
21 Dec Porter Airlines (Canada) Ltd
18 Dec Porter Airlines (Canada) Ltd
20 Dec Porter Airlines (Canada) Ltd

Also check the deals for return flights from Toronto to Sydney in December.

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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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