Cheapest return flights from Barcelona to Asuncion in September from 756€

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

Return flights

12 Sep - 12 Oct Air France
13 Sep - 12 Oct KLM
11 Sep - 21 Sep Avianca
24 Sep - 15 Oct Air Europa
18 Sep - 04 Oct Air Europa
11 Sep - 26 Sep Avianca
19 Sep - 30 Sep Air Europa
02 Sep - 08 Sep Air France
03 Sep - 08 Sep Air France
29 Sep - 10 Oct Air Europa
01 Sep - 26 Sep KLM
06 Sep - 20 Sep KLM
29 Sep - 06 Oct Air Europa
30 Sep - 17 Oct Air Europa
03 Sep - 10 Sep Iberia
15 Sep - 25 Sep Air Europa
04 Sep - 15 Sep LATAM Airlines Group

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

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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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