AirHint found the following cheapest return flights from Curitiba (CWB) to Seoul (ICN) in August 2026 (see full year).
Return flights
| 26 Aug - 08 Sep | Qatar Airways | ||
| 26 Aug - 09 Sep | Qatar Airways | ||
| 25 Aug - 09 Sep | Qatar Airways | ||
| 24 Aug - 09 Sep | Qatar Airways | ||
| 03 Aug - 22 Aug | LATAM Airlines Group |
Also check the deals for one-way flights from Curitiba to Seoul in August.
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