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

Return flights

21 Apr - 24 Apr	T'way Air
19 Apr - 26 Apr	T'way Air
17 Apr - 19 Apr	T'way Air
10 Apr - 12 Apr	T'way Air
03 Apr - 05 Apr	T'way Air
02 Apr - 07 Apr	Korean Air
18 Apr - 28 Apr	Korean Air
25 Apr - 29 Apr	Korean Air
04 Apr - 09 Apr	Korean Air
11 Apr - 15 Apr	Korean Air
23 Apr - 07 May	Korean Air
17 Apr - 18 May	Korean Air
25 Apr - 24 May	Korean Air
23 Apr - 10 May	Korean Air
24 Apr - 04 May	Korean Air
30 Apr - 09 May	Korean Air
30 Apr - 07 May	Korean Air
30 Apr - 06 May	Korean Air
24 Apr - 24 May	Korean Air
30 Apr - 02 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 $202

Return flights