Cheapest return flights from Klagenfurt to Dublin in September from $200

AirHint found the following cheapest return flights from Klagenfurt (KLU) to Dublin (DUB) in September 2025 (see full year).

Return flights

04 Sep - 10 Sep Ryanair
04 Sep - 07 Sep Ryanair
11 Sep - 16 Sep Ryanair
09 Sep - 10 Sep Austrian Airlines
26 Sep - 28 Sep Ryanair
11 Sep - 11 Sep Austrian Airlines
08 Sep - 10 Sep Austrian Airlines
20 Sep - 27 Sep Austrian Airlines

Also check the deals for one-way flights from Klagenfurt to Dublin in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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