AirHint found the following cheapest return flights from Rio De Janeiro (GIG) to Asuncion (ASU) in September 2025 (see full year).

Return flights

25 Sep - 13 Oct	JetSmart
25 Sep - 15 Oct	JetSmart
25 Sep - 11 Oct	JetSmart
23 Sep - 13 Oct	JetSmart
25 Sep - 12 Oct	JetSmart
25 Sep - 14 Oct	JetSmart
25 Sep - 02 Oct	JetSmart
23 Sep - 11 Oct	JetSmart
23 Sep - 12 Oct	JetSmart
26 Sep - 03 Oct	GOL Linhas Aéreas
19 Sep - 20 Sep	GOL Linhas Aéreas
19 Sep - 27 Sep	GOL Linhas Aéreas
20 Sep - 27 Sep	GOL Linhas Aéreas
16 Sep - 20 Sep	Azul Airlines
16 Sep - 18 Sep	Azul Airlines
26 Sep - 29 Sep	GOL Linhas Aéreas
22 Sep - 24 Sep	Azul Airlines
20 Sep - 22 Sep	Azul Airlines
23 Sep - 28 Sep	Azul Airlines
21 Sep - 24 Sep	Azul Airlines

Also check the deals for one-way flights from Rio De Janeiro to Asuncion 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 Rio De Janeiro to Asuncion in September from 264€

Return flights