Cheapest return flights from Madrid to Asuncion in December from $923

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

Return flights

04 Dec - 08 Dec LATAM Airlines Group
03 Dec - 24 Jan Avianca
01 Dec - 31 Jan Air Europa
26 Dec - 25 Jan Avianca
24 Dec - 24 Jan Avianca
26 Dec - 26 Jan Avianca
27 Dec - 24 Jan LATAM Airlines Group
15 Dec - 25 Jan LATAM Airlines Group
24 Dec - 31 Dec LATAM Airlines Group
03 Dec - 28 Dec Avianca
26 Dec - 17 Jan Avianca
01 Dec - 31 Dec Avianca
12 Dec - 30 Jan LATAM Airlines Group
01 Dec - 14 Dec Air Europa
14 Dec - 17 Jan Ryanair
04 Dec - 08 Dec Air Europa direct

Also check the deals for one-way flights from Madrid to Asuncion in December.

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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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