AirHint found the following cheapest return flights from Stuttgart (STR) to Seoul (ICN) in April 2026 (see full year).
Return flights
| 13 Apr - 20 Apr | LOT | ||
| 13 Apr - 25 Apr | LOT | ||
| 15 Apr - 22 Apr | LOT | ||
| 12 Apr - 27 Apr | LOT | ||
| 01 Apr - 15 Apr | LOT | ||
| 15 Apr - 31 May | LOT | ||
| 27 Apr - 17 May | Eurowings | ||
| 24 Apr - 17 May | Eurowings | ||
| 15 Apr - 30 Apr | Lufthansa |
Also check the deals for one-way flights from Stuttgart to Seoul in April.
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