Cheapest one-way flights from Ontario to Sydney in July from $616

Best time to book flights for Ontario (ONT) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest one-way flights from Ontario (ONT) to Sydney (SYD) in July 2025 (see full year).

One-Way flights

05 Jul Alaska Airlines
04 Jul Alaska Airlines
31 Jul Alaska Airlines
07 Jul Alaska Airlines
30 Jul Alaska Airlines
19 Jul Alaska Airlines
03 Jul Alaska Airlines
02 Jul Alaska Airlines
09 Jul Alaska Airlines
29 Jul Hawaiian Airlines

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

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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