Cheapest return flights from Klagenfurt to Hamburg in April from 194€

AirHint found the following cheapest return flights from Klagenfurt (KLU) to Hamburg (HAM) in April 2026 (see full year).

Return flights

17 Apr - 19 Apr Austrian Airlines
30 Apr - 03 May Austrian Airlines

Also check the deals for one-way flights from Klagenfurt to Hamburg in April.

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