Cheapest return GMP–PVG flights, May

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

Return flights

12 May - 13 May T'way Air
13 May - 20 May T'way Air
28 May - 01 Jun Jeju Air
10 May - 11 May T'way Air
12 May - 16 May Eastar Jet
16 May - 19 May Air Seoul, Inc
13 May - 16 May Parata Air
07 May - 09 May T'way Air
07 May - 11 May T'way Air
11 May - 16 May Eastar Jet
26 May - 28 May Air Busan
30 May - 01 Jun T'way Air
08 May - 03 Jun T'way Air
11 May - 27 Jun Eastar Jet
29 May - 04 Jun Korean Air
21 May - 01 Jun Korean Air
28 May - 04 Jun Korean Air
29 May - 08 Jun Korean Air
30 May - 04 Jun Korean Air
31 May - 01 Jun Korean Air

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

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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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