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

Return flights

28 Sep - 17 Oct	Ryanair	direct
22 Sep - 24 Sep	Ryanair
22 Sep - 02 Oct	Ryanair
22 Sep - 30 Sep	Ryanair
29 Sep - 17 Oct	Ryanair	direct
28 Sep - 05 Oct	Ryanair	direct
15 Sep - 17 Sep	Ryanair
22 Sep - 05 Oct	Ryanair	direct
26 Sep - 17 Oct	Ryanair	direct
15 Sep - 19 Sep	Ryanair
29 Sep - 04 Oct	Ryanair
15 Sep - 05 Oct	Ryanair	direct
14 Sep - 03 Oct	Ryanair
28 Sep - 29 Sep	Ryanair	direct
22 Sep - 29 Sep	Ryanair	direct
29 Sep - 03 Oct	Ryanair
15 Sep - 29 Sep	Ryanair	direct
14 Sep - 18 Sep	Ryanair
23 Sep - 30 Sep	Wizz Air Malta
23 Sep - 25 Sep	Wizz Air Malta

Also check the deals for one-way flights from Charleroi 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 Charleroi to Thessaloniki in September from 67€

Return flights