Cheapest return STR–KGS flights, September

AirHint found the following cheapest return flights from Stuttgart (STR) to Kos (KGS) in September 2026 (see full year).

Return flights

08 Sep - 15 Sep Eurowings direct
11 Sep - 18 Sep Eurowings direct
29 Sep - 07 Oct Eurowings
11 Sep - 22 Sep Eurowings
01 Sep - 15 Sep Wizz Air
11 Sep - 25 Sep Eurowings
01 Sep - 15 Sep Eurowings direct
15 Sep - 30 Sep Eurowings
29 Sep - 06 Oct Eurowings direct
15 Sep - 21 Sep Eurowings
13 Sep - 24 Sep Wizz Air
11 Sep - 19 Sep Eurowings direct
11 Sep - 02 Oct Eurowings
25 Sep - 04 Oct Eurowings
11 Sep - 02 Oct Eurowings direct
26 Sep - 05 Oct Lufthansa

Also check the deals for one-way flights from Stuttgart to Kos in September.

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