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

Return flights

02 Dec - 07 Dec	Aegean Airlines
10 Dec - 13 Dec	Aegean Airlines
01 Dec - 08 Dec	Ryanair
01 Dec - 05 Dec	Ryanair
04 Dec - 10 Dec	easyJet
06 Dec - 09 Dec	Ryanair
16 Dec - 20 Dec	Aegean Airlines
18 Dec - 24 Dec	Aegean Airlines
14 Dec - 18 Dec	Aegean Airlines
09 Dec - 13 Dec	Aegean Airlines
20 Dec - 07 Jan	Ryanair
16 Dec - 03 Jan	Volotea	direct
23 Dec - 10 Jan	Ryanair
31 Dec - 05 Jan	Ryanair
30 Dec - 05 Jan	Aegean Airlines
20 Dec - 03 Jan	Volotea	direct
23 Dec - 10 Jan	Volotea	direct
27 Dec - 10 Jan	Volotea	direct
30 Dec - 17 Jan	Volotea	direct
30 Dec - 10 Jan	Volotea	direct

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 114€

Return flights