Cheapest return flights from Shanghai to San Francisco in December from $596

AirHint found the following cheapest return flights from Shanghai (SHA) to San Francisco (SFO) in December 2025 (see full year).

Return flights

24 Dec - 22 Jan China Southern
11 Dec - 27 Dec Asiana Airlines
16 Dec - 06 Jan Korean Air
25 Dec - 02 Jan Asiana Airlines
19 Dec - 28 Dec Spring Airlines
24 Dec - 22 Jan United direct
16 Dec - 06 Jan United direct
09 Dec - 16 Dec Cathay Pacific
04 Dec - 11 Dec Korean Air
08 Dec - 12 Dec Air Canada
14 Dec - 23 Dec Air Canada
12 Dec - 19 Dec Korean Air

Also check the deals for one-way flights from Shanghai to San Francisco in December.

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