AirHint found the following cheapest return flights from New York (LGA) to Shanghai (SHA) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Air Canada
13 Dec - 27 Dec	Air Canada
26 Dec - 11 Jan	Air Canada
12 Dec - 29 Dec	ANA
26 Dec - 06 Jan	Air Canada
11 Dec - 06 Jan	Japan Airlines
25 Dec - 04 Jan	Japan Airlines
15 Dec - 11 Jan	Air Canada
16 Dec - 06 Jan	Air Canada
16 Dec - 10 Jan	Air Canada
18 Dec - 30 Dec	Air Canada
20 Dec - 04 Jan	Air Canada
15 Dec - 10 Jan	Air Canada
24 Dec - 04 Jan	Air Canada

Also check the deals for one-way flights from New York 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 New York to Shanghai in December from $1003

Return flights