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

Return flights

02 Dec - 06 Dec	Aegean Airlines
02 Dec - 09 Dec	Aegean Airlines
04 Dec - 07 Dec	Ryanair
05 Dec - 07 Dec	Ryanair
11 Dec - 16 Dec	Ryanair
03 Dec - 07 Dec	Aegean Airlines
06 Dec - 09 Dec	Ryanair
30 Dec - 13 Jan	Volotea	direct
08 Dec - 11 Dec	Ryanair
09 Dec - 13 Dec	Aegean Airlines
05 Dec - 09 Dec	Ryanair
30 Dec - 10 Jan	Aegean Airlines
17 Dec - 04 Jan	Aegean Airlines
16 Dec - 03 Jan	Volotea	direct
30 Dec - 17 Jan	Volotea	direct
30 Dec - 10 Jan	Volotea	direct
27 Dec - 13 Jan	Volotea	direct
28 Dec - 01 Jan	Aegean Airlines
26 Dec - 02 Jan	Air Serbia
30 Dec - 03 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 139€

Return flights