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

Return flights

23 Sep - 27 Sep	Avianca
13 Sep - 18 Sep	Copa
14 Sep - 18 Sep	Copa
10 Sep - 16 Sep	Copa
15 Sep - 25 Sep	Avianca
13 Sep - 20 Sep	Copa
16 Sep - 23 Sep	ITA Airways
11 Sep - 25 Sep	LATAM Airlines Group
09 Sep - 17 Sep	SWISS
11 Sep - 30 Sep	LATAM Airlines Group
19 Sep - 03 Oct	Avianca
30 Sep - 10 Oct	LATAM Airlines Group
30 Sep - 13 Oct	LATAM Airlines Group
22 Sep - 08 Oct	LATAM Airlines Group
22 Sep - 03 Oct	Air Europa
22 Sep - 01 Oct	Air Europa
30 Sep - 11 Oct	Air Europa
30 Sep - 12 Oct	Air Europa
20 Sep - 27 Oct	Air Europa

Also check the deals for one-way flights from Sao Paulo 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 Sao Paulo to Charleroi in September from 902€

Return flights