AirHint found the following cheapest return flights from Thessaloniki (SKG) to Barcelona (BCN) in May 2026 (see full year).

Return flights

09 May - 14 May	Ryanair
06 May - 11 May	Ryanair
16 May - 21 May	Aegean Airlines
01 May - 05 May	Ryanair
25 May - 28 May	Air Serbia
18 May - 21 May	Air Serbia
11 May - 15 May	Aegean Airlines
21 May - 28 May	Aegean Airlines
22 May - 25 May	Ryanair
09 May - 11 May	Aegean Airlines
28 May - 01 Jun	Aegean Airlines
31 May - 02 Jun	Aegean Airlines

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

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 May from 114€

Return flights