AirHint found the following cheapest return flights from Seoul (GMP) to Shanghai (PVG) in January 2026 (see full year).

Return flights

17 Jan - 21 Jan	Jeju Air
14 Jan - 17 Jan	Jeju Air
12 Jan - 17 Jan	Jeju Air
06 Jan - 13 Jan	Air China
02 Jan - 08 Jan	Air China
12 Jan - 16 Jan	Air China
03 Jan - 08 Jan	ANA
09 Jan - 19 Jan	ANA
08 Jan - 13 Jan	ANA
24 Jan - 25 Jan	ANA
27 Jan - 03 Feb	ANA
29 Jan - 02 Feb	ANA
30 Jan - 03 Feb	ANA
30 Jan - 01 Feb	ANA
31 Jan - 07 Feb	ANA
30 Jan - 06 Feb	ANA
31 Jan - 06 Feb	ANA

Also check the deals for one-way flights from Seoul to Shanghai in January.

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 Seoul to Shanghai in January from 173€

Return flights