Cheapest one-way flights from San Francisco to Sydney in September from 251€

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Sydney (SYD) in September 2025 (see full year).

One-Way flights

09 Sep Hawaiian Airlines
04 Sep Hawaiian Airlines
16 Sep Hawaiian Airlines
23 Sep Hawaiian Airlines
01 Sep Hawaiian Airlines
08 Sep Alaska Airlines
18 Sep Hawaiian Airlines
20 Sep Flair Airlines
06 Sep Alaska Airlines
15 Sep Hawaiian Airlines

Also check the deals for return flights from San Francisco 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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