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

One-Way flights

23 Jun	LATAM Airlines Group
27 Jun	Avianca
19 Jun	LATAM Airlines Group
21 Jun	LATAM Airlines Group
24 Jun	Copa
18 Jun	Avianca
28 Jun	LATAM Airlines Group
15 Jun	Azul Airlines
17 Jun	Copa
14 Jun	LATAM Airlines Group

Also check the deals for return flights from Asuncion to Barcelona 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 Asuncion to Barcelona in June from $540

One-Way flights