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

Return flights

09 May - 15 May	Ryanair
07 May - 14 May	Aegean Airlines
09 May - 14 May	Ryanair
06 May - 12 May	Ryanair
13 May - 19 May	Ryanair
09 May - 12 May	Ryanair
13 May - 20 May	Ryanair
27 May - 01 Jun	Ryanair
20 May - 26 May	Ryanair
06 May - 13 May	Ryanair
23 May - 27 May	Aegean Airlines
30 May - 04 Jun	Aegean Airlines
28 May - 01 Jun	Aegean Airlines
28 May - 02 Jun	Aegean Airlines
28 May - 08 Jun	Air Serbia
18 May - 04 Jun	Volotea	direct
25 May - 04 Jun	Volotea	direct
30 May - 02 Jun	Ryanair
21 May - 04 Jun	Volotea	direct
21 May - 08 Jun	Volotea	direct

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 $170

Return flights