AirHint found the following cheapest return flights from Alicante (ALC) to Klagenfurt (KLU) in October 2025 (see full year).

Return flights

10 Oct - 17 Oct	Ryanair	direct
17 Oct - 24 Oct	Ryanair	direct
17 Oct - 19 Oct	Ryanair	direct
10 Oct - 12 Oct	Ryanair	direct
03 Oct - 10 Oct	Ryanair	direct
03 Oct - 05 Oct	Ryanair	direct
02 Oct - 05 Oct	Air Europa
09 Oct - 12 Oct	easyJet
18 Oct - 24 Oct	Ryanair
28 Oct - 04 Nov	Air Europa
24 Oct - 26 Oct	Ryanair

Also check the deals for one-way flights from Alicante to Klagenfurt in October.

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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Cheapest return flights from Alicante to Klagenfurt in October from $60

Return flights