AirHint found the following cheapest return flights from Sao Paulo (CGH) to Asuncion (ASU) in October 2025 (see full year).

Return flights

28 Oct - 25 Nov	Azul Airlines
28 Oct - 08 Nov	Azul Airlines
21 Oct - 25 Oct	Azul Airlines
03 Oct - 07 Oct	Azul Airlines
27 Oct - 01 Nov	Azul Airlines
07 Oct - 09 Oct	Azul Airlines
11 Oct - 18 Oct	Azul Airlines
11 Oct - 21 Oct	Azul Airlines
11 Oct - 14 Oct	GOL Linhas Aéreas
18 Oct - 21 Oct	GOL Linhas Aéreas
14 Oct - 17 Oct	LATAM Airlines Group
07 Oct - 14 Oct	Azul Airlines
14 Oct - 18 Oct	LATAM Airlines Group

Also check the deals for one-way flights from Sao Paulo to Asuncion 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 Sao Paulo to Asuncion in October from $293

Return flights