AirHint found the following cheapest return flights from Adelaide (ADL) to San Francisco (SFO) in January 2026 (see full year).

Return flights

19 Jan - 02 Feb	United	direct
21 Jan - 29 Jan	United	direct
31 Jan - 09 Feb	United	direct
10 Jan - 26 Jan	United	direct
24 Jan - 31 Jan	United	direct
17 Jan - 24 Jan	United	direct
12 Jan - 28 Jan	United
15 Jan - 28 Jan	Jetstar
12 Jan - 17 Jan	United	direct
28 Jan - 31 Jan	United	direct
08 Jan - 05 Feb	Jetstar
01 Jan - 08 Jan	Virgin Australia
06 Jan - 04 Feb	Qantas
07 Jan - 11 Jan	United
03 Jan - 03 Feb	Virgin Australia
03 Jan - 02 Feb	Jetstar
03 Jan - 02 Feb	Virgin Australia	direct
30 Jan - 02 Feb	Qatar Airways

Also check the deals for one-way flights from Adelaide to San Francisco in January.

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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Cheapest return flights from Adelaide to San Francisco in January from 772€

Return flights