Cheapest return flights from San Francisco (SFO) to Sydney (SYD), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
01 Sep 08 Sep Alaska Airlines
06 Sep 20 Sep Fiji Airways
13 Sep 23 Sep Alaska Airlines
05 Sep 13 Sep Alaska Airlines
09 Sep 21 Sep Air Canada
08 Sep 20 Sep Air Canada
13 Sep 27 Sep Air Canada
08 Sep 20 Sep Qantas
Direct Flight
13 Sep 27 Sep Qantas
Direct Flight
06 Sep 20 Sep Qantas
Direct Flight
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deals for one-way flights from San Francisco to Sydney in September.

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Updated Jul 19, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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