AirHint found the following cheapest return flights from Dublin (DUB) to Thessaloniki (SKG) in September 2025 (see full year).

Return flights

17 Sep - 22 Sep	Ryanair
17 Sep - 24 Sep	Ryanair
24 Sep - 04 Oct	Ryanair	direct
03 Sep - 06 Sep	Ryanair	direct
24 Sep - 01 Oct	Ryanair
17 Sep - 04 Oct	Ryanair	direct
27 Sep - 04 Oct	Ryanair
18 Sep - 22 Sep	Ryanair
27 Sep - 15 Oct	Ryanair	direct
24 Sep - 26 Sep	Ryanair
27 Sep - 05 Oct	Ryanair
03 Sep - 13 Sep	Ryanair
17 Sep - 26 Sep	Ryanair
27 Sep - 01 Oct	Ryanair
24 Sep - 28 Sep	Ryanair
30 Sep - 07 Oct	Ryanair
15 Sep - 22 Sep	Ryanair
03 Sep - 09 Sep	Ryanair
23 Sep - 01 Oct	Ryanair
27 Sep - 04 Oct	Ryanair	direct

Also check the deals for one-way flights from Dublin to Thessaloniki in September.

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 Dublin to Thessaloniki in September from $141

Return flights