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

Return flights

07 Aug - 13 Aug	Austrian Airlines
05 Aug - 13 Aug	Austrian Airlines
04 Aug - 28 Aug	Lufthansa
06 Aug - 13 Aug	Lufthansa
11 Aug - 22 Aug	Austrian Airlines
07 Aug - 18 Aug	Austrian Airlines
11 Aug - 28 Aug	Austrian Airlines
11 Aug - 21 Aug	Austrian Airlines
01 Aug - 25 Aug	Wizz Air
13 Aug - 22 Aug	Austrian Airlines
28 Aug - 04 Sep	Ryanair
29 Aug - 03 Sep	Aegean Airlines
28 Aug - 01 Sep	Ryanair
29 Aug - 21 Sep	Aegean Airlines
31 Aug - 08 Sep	Aegean Airlines
31 Aug - 05 Sep	Aegean Airlines
30 Aug - 08 Sep	Ryanair
30 Aug - 21 Sep	Ryanair
25 Aug - 04 Sep	Volotea	direct
25 Aug - 11 Sep	Volotea	direct

Also check the deals for one-way flights from Thessaloniki to Barcelona in August.

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 August from 171€

Return flights