Cheapest return flights from Ontario to Sydney in July from $1125

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

Return flights

09 Jul - 04 Aug Alaska Airlines
09 Jul - 06 Aug Alaska Airlines
06 Jul - 15 Jul Virgin Australia
05 Jul - 31 Jul Virgin Australia
09 Jul - 05 Aug Virgin Australia
14 Jul - 27 Jul China Airlines
21 Jul - 02 Aug Virgin Australia
08 Jul - 10 Jul China Airlines
01 Jul - 23 Jul China Airlines
26 Jul - 31 Aug China Airlines
20 Jul - 27 Jul China Airlines
13 Jul - 20 Jul China Airlines

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

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