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

Return flights

24 Sep - 26 Sep	Ryanair
24 Sep - 29 Sep	Ryanair
25 Sep - 26 Sep	Ryanair
25 Sep - 29 Sep	Ryanair
30 Sep - 05 Oct	Ryanair
24 Sep - 28 Sep	Ryanair
25 Sep - 28 Sep	Ryanair
25 Sep - 30 Sep	Ryanair
18 Sep - 21 Sep	Ryanair
11 Sep - 14 Sep	Ryanair
18 Sep - 22 Sep	Ryanair
24 Sep - 30 Oct	Ryanair
30 Sep - 14 Oct	Ryanair
30 Sep - 07 Oct	Ryanair
30 Sep - 06 Oct	Ryanair
30 Sep - 02 Oct	Ryanair
30 Sep - 03 Oct	Ryanair
30 Sep - 01 Oct	Ryanair
29 Sep - 05 Oct	Ryanair	direct
26 Sep - 01 Oct	Ryanair

Also check the deals for one-way flights from Thessaloniki to Charleroi 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 Charleroi in September from $104

Return flights