AirHint found the following cheapest one-way flights from Madrid (MAD) to Asuncion (ASU) in June 2025 (see full year).

One-Way flights

16 Jun	Azul Airlines
15 Jun	LATAM Airlines Group
26 Jun	Royal Air Maroc
14 Jun	LATAM Airlines Group
25 Jun	Azul Airlines
19 Jun	Avianca
30 Jun	Royal Air Maroc
20 Jun	Royal Air Maroc
27 Jun	Royal Air Maroc
29 Jun	Royal Air Maroc

Also check the deals for return flights from Madrid to Asuncion in June.

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 Madrid to Asuncion in June from $456

One-Way flights