AirHint found the following cheapest return flights from Atlanta (ATL) to Charleroi (CRL) in October 2025 (see full year).

Return flights

21 Oct - 15 Nov	Frontier Airlines
09 Oct - 22 Oct	Spirit Airlines
18 Oct - 22 Oct	Frontier Airlines
22 Oct - 26 Oct	Frontier Airlines
06 Oct - 09 Oct	Spirit Airlines
07 Oct - 09 Oct	Spirit Airlines
07 Oct - 10 Oct	Spirit Airlines
25 Oct - 01 Nov	Frontier Airlines
23 Oct - 27 Oct	Frontier Airlines

Also check the deals for one-way flights from Atlanta to Charleroi in October.

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 Atlanta to Charleroi in October from 510€

Return flights