AirHint found the following cheapest one-way flights from Los Angeles (LAX) to Sydney (SYD) in October 2025 (see full year).

One-Way flights

23 Oct	Hawaiian Airlines
21 Oct	Alaska Airlines
18 Oct	Hawaiian Airlines
16 Oct	Hawaiian Airlines
22 Oct	Alaska Airlines
20 Oct	Hawaiian Airlines
17 Oct	Alaska Airlines
20 Oct	Qantas	direct
07 Oct	Qantas	direct
16 Oct	Qantas	direct

Also check the deals for return flights from Los Angeles to Sydney in October.

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 one-way flights from Los Angeles to Sydney in October from $381

One-Way flights