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

Return flights

11 Mar - 30 Mar	Singapore Airlines
11 Mar - 26 Mar	Singapore Airlines
19 Mar - 30 Mar	Singapore Airlines
09 Mar - 23 Mar	United	direct
19 Mar - 14 Apr	Singapore Airlines
20 Mar - 14 Apr	Singapore Airlines
11 Mar - 26 Mar	United	direct
23 Mar - 17 Apr	Singapore Airlines
19 Mar - 16 Apr	Singapore Airlines
23 Mar - 19 Apr	Singapore Airlines
20 Mar - 15 Apr	Singapore Airlines
21 Mar - 15 Apr	Singapore Airlines
19 Mar - 15 Apr	Singapore Airlines
18 Mar - 15 Apr	Singapore Airlines
25 Mar - 17 Apr	Singapore Airlines
10 Mar - 30 Mar	Singapore Airlines

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

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 March from $1046

Return flights