AirHint found the following cheapest one-way flights from Miami (MIA) to Asuncion (ASU) in December 2025 (see full year).

One-Way flights

24 Dec	LATAM Airlines Group
02 Dec	LATAM Airlines Group
09 Dec	LATAM Airlines Group
01 Dec	LATAM Airlines Group
03 Dec	LATAM Airlines Group
04 Dec	LATAM Airlines Group
08 Dec	LATAM Airlines Group
10 Dec	LATAM Airlines Group
11 Dec	LATAM Airlines Group
25 Dec	LATAM Airlines Group

Also check the deals for return flights from Miami to Asuncion in December.

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 one-way flights from Miami to Asuncion in December from 408€

One-Way flights