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

Return flights

13 Dec - 31 Dec	Copa
16 Dec - 30 Dec	Copa
13 Dec - 30 Dec	Copa
15 Dec - 31 Dec	Copa
16 Dec - 01 Jan	Copa
14 Dec - 23 Dec	Copa
01 Dec - 10 Dec	Copa
24 Dec - 03 Jan	Copa
22 Dec - 03 Jan	Copa
22 Dec - 05 Jan	Copa
23 Dec - 29 Dec	Copa
23 Dec - 10 Jan	Copa
24 Dec - 22 Jan	Copa
20 Dec - 03 Jan	Copa
27 Dec - 03 Jan	Copa

Also check the deals for one-way flights from Asuncion to Miami 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 return flights from Asuncion to Miami in December from 496€

Return flights