Cheapest one-way SFO–SYD flights, December

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Sydney (SYD) in December 2026 (see full year).

One-Way flights

12 Dec Alaska Airlines
13 Dec Fiji Airways
11 Dec Fiji Airways
09 Dec Qantas direct
20 Dec Fiji Airways
18 Dec Fiji Airways
13 Dec Alaska Airlines direct
19 Dec Fiji Airways
11 Dec Qantas direct
12 Dec United direct

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

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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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