AirHint found the following cheapest return flights from Los Angeles (LAX) to Shanghai (PVG) in December 2025 (see full year).

Return flights

05 Dec - 19 Dec	Sichuan Airlines
01 Dec - 20 Dec	China Southern
01 Dec - 15 Dec	Air China
25 Dec - 21 Jan	Cathay Pacific
29 Dec - 17 Jan	Cathay Pacific
27 Dec - 13 Jan	Cathay Pacific
27 Dec - 26 Jan	Cathay Pacific
01 Dec - 31 Dec	China Southern
15 Dec - 20 Dec	Air Canada
11 Dec - 22 Dec	Air Canada
06 Dec - 31 Dec	China Southern
06 Dec - 30 Dec	Cathay Pacific
05 Dec - 30 Dec	Cathay Pacific
28 Dec - 10 Jan	Sichuan Airlines
05 Dec - 31 Dec	United
24 Dec - 10 Jan	Japan Airlines
22 Dec - 15 Jan	Flair Airlines
15 Dec - 09 Jan	Air Canada
10 Dec - 05 Jan	Zipair
24 Dec - 11 Jan	Korean Air

Also check the deals for one-way flights from Los Angeles to Shanghai in December.

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 Los Angeles to Shanghai in December from $688

Return flights