AirHint found the following cheapest return flights from Thessaloniki (SKG) to Barcelona (BCN) in December 2025 (see full year).

Return flights

16 Dec - 18 Dec	Aegean Airlines
05 Dec - 08 Dec	Ryanair
09 Dec - 15 Dec	Aegean Airlines
06 Dec - 12 Dec	Ryanair
06 Dec - 08 Dec	Aegean Airlines
05 Dec - 09 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
09 Dec - 12 Dec	Aegean Airlines
01 Dec - 05 Dec	Ryanair
04 Dec - 08 Dec	Ryanair
20 Dec - 10 Jan	Ryanair
16 Dec - 02 Jan	Aegean Airlines
30 Dec - 02 Jan	Ryanair
31 Dec - 06 Jan	Ryanair
13 Dec - 06 Jan	Aegean Airlines
26 Dec - 10 Jan	Ryanair
17 Dec - 04 Jan	Ryanair
31 Dec - 04 Jan	Ryanair
31 Dec - 02 Jan	Ryanair
28 Dec - 01 Jan	SWISS

Also check the deals for one-way flights from Thessaloniki to Barcelona 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 Thessaloniki to Barcelona in December from 111€

Return flights