AirHint found the following cheapest return flights from Stuttgart (STR) to Kos (KGS) in March 2026 (see full year).
Return flights
| 09 Mar - 19 Mar | Air Serbia | ||
| 02 Mar - 05 Mar | Aegean Airlines | ||
| 30 Mar - 04 Apr | Eurowings |
Also check the deals for one-way flights from Stuttgart to Kos in March.
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