Cheapest one-way flights from San Francisco to Sydney in September from 335€

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
23 Sep Alaska Airlines
17 Sep Flair Airlines
16 Sep Flair Airlines
20 Sep Flair Airlines
13 Sep Asiana Airlines
24 Sep Alaska Airlines
27 Sep Hawaiian Airlines
10 Sep Asiana Airlines
19 Sep Asiana 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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Feel free to contact us with any feedback or request another flight research.