Cheapest one-way flights from San Francisco to Sydney in December from 394€

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

One-Way flights

06 Dec Alaska Airlines
05 Dec Alaska Airlines
01 Dec Korean Air
10 Dec Alaska Airlines
11 Dec Alaska Airlines
02 Dec Alaska Airlines
04 Dec Alaska Airlines
02 Dec Qantas direct
28 Dec Delta
13 Dec Alaska Airlines

Also check the deals for return flights from San Francisco to Sydney in December.

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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