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

Return flights

27 Jan - 29 Jan	Air Busan
21 Jan - 29 Jan	Jeju Air
29 Jan - 02 Feb	Air China
26 Jan - 28 Jan	Eastar Jet
22 Jan - 29 Jan	Parata Air
26 Jan - 30 Jan	Jeju Air
24 Jan - 27 Jan	Air Seoul, Inc
22 Jan - 25 Jan	Parata Air
27 Jan - 30 Jan	Jin Air
21 Jan - 25 Jan	Jin Air
28 Jan - 31 Jan	Jin Air
30 Jan - 01 Feb	Jin Air
30 Jan - 03 Feb	Jin Air
30 Jan - 02 Feb	Jeju Air
31 Jan - 03 Feb	Jin Air
31 Jan - 02 Feb	Jeju Air
30 Jan - 07 Feb	Parata Air
21 Jan - 16 Feb	T'way Air
27 Jan - 03 Feb	ANA
29 Jan - 04 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 $192

Return flights