Cheapest return flights from Ontario to Sydney in January from $1166

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

Return flights

21 Jan - 01 Feb Lufthansa
23 Jan - 31 Jan Hawaiian Airlines
18 Jan - 31 Jan Hawaiian Airlines
15 Jan - 18 Jan Alaska Airlines
06 Jan - 23 Jan Hawaiian Airlines
31 Jan - 14 Feb Alaska Airlines
10 Jan - 25 Jan Lufthansa
04 Jan - 21 Jan Alaska Airlines
09 Jan - 23 Jan China Airlines
13 Jan - 18 Jan China Airlines
23 Jan - 02 Feb China Airlines
25 Jan - 22 Feb China Airlines
03 Jan - 15 Jan Alaska Airlines
26 Jan - 18 Feb Qatar Airways
04 Jan - 07 Jan Qatar Airways

Also check the deals for one-way flights from Ontario to Sydney in January.

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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