Cheapest return flights from Barcelona to Asuncion in September from $932

Best time to book flights for Barcelona (BCN) to Asuncion (ASU) flights at AirHint

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

Return flights

12 Sep - 28 Sep LATAM Airlines Group
12 Sep - 26 Sep LATAM Airlines Group
10 Sep - 26 Sep LATAM Airlines Group
08 Sep - 06 Oct Iberia
11 Sep - 26 Sep LATAM Airlines Group
12 Sep - 27 Sep LATAM Airlines Group
10 Sep - 27 Sep LATAM Airlines Group
10 Sep - 29 Sep Iberia
11 Sep - 29 Sep Iberia
12 Sep - 29 Sep Iberia
16 Sep - 14 Oct Air Europa
01 Sep - 16 Sep Air Europa

Also check the deals for one-way flights from Barcelona 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.

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