Cheapest return flights from London to Klagenfurt in December from 72€

AirHint found the following cheapest return flights from London (STN) to Klagenfurt (KLU) in December 2025 (see full year).

Return flights

01 Dec - 13 Dec Ryanair direct
01 Dec - 20 Dec Ryanair direct
27 Dec - 10 Jan Ryanair direct
15 Dec - 20 Dec Ryanair direct
08 Dec - 13 Dec Ryanair direct
15 Dec - 22 Dec Ryanair direct
08 Dec - 20 Dec Ryanair direct
08 Dec - 22 Dec Ryanair direct
01 Dec - 06 Dec Ryanair direct
22 Dec - 10 Jan Ryanair direct
27 Dec - 29 Dec Ryanair direct
15 Dec - 29 Dec Ryanair direct
27 Dec - 03 Jan Ryanair direct
15 Dec - 03 Jan Ryanair direct
22 Dec - 03 Jan Ryanair direct
19 Dec - 03 Jan Ryanair
26 Dec - 02 Jan Ryanair

Also check the deals for one-way flights from London to Klagenfurt in December.

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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