Cheapest return flights from Madrid to Asuncion in September from 784€

Best time to book flights for Madrid (MAD) to Asuncion (ASU) flights at AirHint

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

Return flights

18 Sep - 02 Oct LATAM Airlines Group
18 Sep - 01 Oct LATAM Airlines Group
01 Sep - 19 Sep Air Europa direct
18 Sep - 02 Oct Air Europa direct
18 Sep - 01 Oct Air Europa direct
22 Sep - 12 Oct Air Europa direct
08 Sep - 12 Sep Air Europa direct
30 Sep - 21 Oct Avianca
02 Sep - 14 Sep Avianca
02 Sep - 14 Sep Air Europa direct

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

Skyscanner

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