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

Return flights

06 Dec - 13 Dec	Ryanair
11 Dec - 13 Dec	Ryanair
27 Dec - 01 Jan	Ryanair
11 Dec - 16 Dec	Ryanair
20 Dec - 01 Jan	Ryanair
20 Dec - 30 Dec	Ryanair
21 Dec - 27 Dec	Ryanair
22 Dec - 29 Dec	Ryanair
19 Dec - 31 Dec	Ryanair
22 Dec - 28 Dec	Ryanair
22 Dec - 31 Dec	Ryanair
27 Dec - 31 Dec	Ryanair

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

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 London to Kosice in December from 285€

Return flights