AirHint found the following cheapest return flights from Asuncion (ASU) to Miami (MIA) in August 2025 (see full year).

Return flights

20 Aug - 09 Sep	LATAM Airlines Group
16 Aug - 24 Aug	LATAM Airlines Group
27 Aug - 12 Sep	LATAM Airlines Group
05 Aug - 12 Aug	Copa
21 Aug - 03 Sep	Copa
28 Aug - 16 Sep	Copa
22 Aug - 10 Sep	Copa
22 Aug - 11 Sep	Copa
10 Aug - 19 Aug	Avianca
07 Aug - 13 Aug	Copa
15 Aug - 22 Aug	Avianca
03 Aug - 14 Aug	Avianca
15 Aug - 23 Aug	LATAM Airlines Group
23 Aug - 09 Sep	Azul Airlines
14 Aug - 22 Aug	LATAM Airlines Group
10 Aug - 15 Aug	Copa
18 Aug - 28 Aug	Copa
23 Aug - 13 Sep	Copa

Also check the deals for one-way flights from Asuncion to Miami in August.

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 Asuncion to Miami in August from $485

Return flights