AirHint found the following cheapest return flights from Madrid (MAD) to Asuncion (ASU) in May 2026 (see full year).

Return flights

14 May - 27 May	Avianca
14 May - 28 May	LATAM Airlines Group
07 May - 12 Jun	LATAM Airlines Group
14 May - 27 May	Air Europa	direct
14 May - 28 May	Air Europa	direct
01 May - 15 May	Air Europa	direct
14 May - 26 May	Air Europa	direct
07 May - 12 Jun	Air Europa	direct
18 May - 31 May	Air Europa	direct
20 May - 31 May	Air Europa	direct

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

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.

Book a cheap hotel in Asuncion

Cheap car rent in Asuncion

Cheapest return flights from Madrid to Asuncion in May from 799€

Return flights