Cheapest one-way flights from Ontario to Sydney in January from 536€

AirHint found the following cheapest one-way flights from Ontario (ONT) to Sydney (SYD) in January 2026 (see full year).

One-Way flights

03 Jan Hawaiian Airlines
04 Jan Hawaiian Airlines
05 Jan Hawaiian Airlines
17 Jan Frontier Airlines
16 Jan Hawaiian Airlines
28 Jan Hawaiian Airlines
21 Jan Hawaiian Airlines
11 Jan Alaska Airlines
13 Jan Hawaiian Airlines
14 Jan Hawaiian Airlines

Also check the deals for return flights from Ontario to Sydney in January.

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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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