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

Return flights

24 Sep - 30 Sep	Ryanair
18 Sep - 23 Sep	Aegean Airlines
22 Sep - 30 Sep	Air Serbia
26 Sep - 30 Sep	Air Serbia
19 Sep - 23 Sep	Air Serbia
22 Sep - 23 Sep	Air Serbia
24 Sep - 01 Oct	Ryanair
29 Sep - 01 Oct	Air Serbia
29 Sep - 05 Oct	Air Serbia
19 Sep - 01 Oct	Air Serbia
26 Sep - 01 Oct	Air Serbia
22 Sep - 28 Sep	Air Serbia
26 Sep - 28 Sep	Air Serbia
22 Sep - 26 Sep	Air Serbia
19 Sep - 24 Sep	Air Serbia
30 Sep - 07 Oct	Turkish Airlines
26 Sep - 03 Oct	Air Serbia
25 Sep - 01 Oct	Ryanair
27 Sep - 04 Oct	Air Serbia
29 Sep - 02 Oct	Air Serbia

Also check the deals for one-way flights from Thessaloniki to Berlin 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 Thessaloniki to Berlin in September from $190

Return flights