Cheapest return DUS–KSC flights, September

AirHint found the following cheapest return flights from Duesseldorf (DUS) to Kosice (KSC) in September 2026 (see full year).

Return flights

29 Sep - 30 Oct Ryanair
10 Sep - 14 Sep Eurowings
30 Sep - 30 Oct Aer Lingus
04 Sep - 13 Sep LOT
06 Sep - 13 Sep Eurowings
27 Sep - 30 Oct Ryanair
28 Sep - 30 Oct LOT
05 Sep - 27 Sep Austrian Airlines

Also check the deals for one-way flights from Duesseldorf to Kosice in September.

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