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

Return flights

17 Mar - 28 Apr	Cathay Pacific
30 Mar - 23 Apr	Cathay Pacific
03 Mar - 12 Mar	Korean Air
02 Mar - 10 Mar	Korean Air
17 Mar - 22 Mar	Cathay Pacific
29 Mar - 23 Apr	Asiana Airlines
12 Mar - 22 Mar	Cathay Pacific
15 Mar - 21 Mar	Cathay Pacific
02 Mar - 07 Mar	Korean Air
30 Mar - 06 Apr	Cathay Pacific
24 Mar - 23 Apr	Cathay Pacific
31 Mar - 06 Apr	Korean Air
07 Mar - 31 Mar	Korean Air
12 Mar - 26 Mar	Korean Air
24 Mar - 31 Mar	Asiana Airlines
01 Mar - 08 Mar	Cathay Pacific
14 Mar - 05 Apr	Cathay Pacific
31 Mar - 04 Apr	Hawaiian Airlines
28 Mar - 04 Apr	Vietnam Airlines
20 Mar - 03 Apr	Hawaiian Airlines

Also check the deals for one-way flights from San Francisco to Shanghai 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 San Francisco to Shanghai in March from $661

Return flights