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

Return flights

02 Apr - 12 Apr	Korean Air
26 Apr - 29 Apr	Korean Air
06 Apr - 09 Apr	Korean Air
03 Apr - 06 Apr	Korean Air
17 Apr - 21 Apr	Korean Air
09 Apr - 12 Apr	Korean Air
02 Apr - 05 Apr	Korean Air
16 Apr - 19 Apr	Korean Air
06 Apr - 10 Apr	Korean Air
01 Apr - 04 Apr	Korean Air
30 Apr - 07 May	Korean Air
30 Apr - 06 May	Korean Air
30 Apr - 02 May	Korean Air
30 Apr - 05 May	Korean Air
29 Apr - 05 May	Korean Air

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

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 April from 285€

Return flights