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

Return flights

09 Nov - 16 Nov	United
14 Nov - 21 Nov	Hawaiian Airlines
09 Nov - 21 Nov	Hawaiian Airlines
06 Nov - 13 Nov	Hawaiian Airlines
27 Nov - 07 Dec	Hawaiian Airlines
20 Nov - 05 Dec	Hawaiian Airlines
21 Nov - 28 Nov	WestJet
06 Nov - 16 Nov	China Airlines
22 Nov - 25 Nov	China Airlines
20 Nov - 30 Nov	China Airlines
29 Nov - 08 Dec	China Airlines
25 Nov - 02 Dec	China Airlines
13 Nov - 16 Nov	China Airlines
08 Nov - 10 Dec	China Airlines
30 Nov - 08 Dec	China Airlines
16 Nov - 25 Nov	China Airlines
29 Nov - 03 Dec	China Airlines
29 Nov - 12 Dec	China Airlines
25 Nov - 09 Dec	China Airlines
27 Nov - 04 Dec	Qatar Airways

Also check the deals for one-way flights from Ontario 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 Ontario to Sydney in November from $963

Return flights