Cheapest one-way flights from San Francisco to Sydney in January from 419€

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

One-Way flights

31 Jan Frontier Airlines
14 Jan Frontier Airlines
18 Jan Alaska Airlines
21 Jan Hawaiian Airlines
13 Jan Frontier Airlines
20 Jan Alaska Airlines
30 Jan Frontier Airlines
23 Jan Frontier Airlines
19 Jan Frontier Airlines
26 Jan Frontier Airlines

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

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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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