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

Return flights

01 Aug - 17 Aug	China Southern
04 Aug - 17 Aug	China Southern
07 Aug - 17 Aug	China Southern
31 Aug - 03 Sep	Korean Air
18 Aug - 07 Sep	Korean Air
24 Aug - 26 Aug	Korean Air
16 Aug - 18 Aug	Korean Air
19 Aug - 31 Aug	Korean Air
19 Aug - 08 Sep	Korean Air
23 Aug - 26 Aug	Korean Air
24 Aug - 29 Aug	Korean Air
25 Aug - 29 Aug	Korean Air
04 Aug - 07 Aug	Korean Air

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

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.

Book a cheap hotel in Shanghai

Cheap car rent in Shanghai

Cheapest return flights from Seoul to Shanghai in August from $273

Return flights