Cheapest one-way flights from Los Angeles to Sydney in September from $358

Best time to book flights for Los Angeles (LAX) to Sydney (SYD) flights at AirHint

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

One-Way flights

13 Sep Hawaiian Airlines
26 Sep Delta direct
08 Sep Delta direct
27 Sep Delta direct
28 Sep Delta direct
10 Sep Delta direct
13 Sep Delta direct
06 Sep Delta direct
29 Sep Delta direct
07 Sep Delta direct

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

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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