AirHint found the following cheapest one-way flights from Barcelona (BCN) to Asuncion (ASU) in December 2025 (see full year).
One-Way flights
| 31 Dec | Avianca | ||
| 29 Dec | Vueling Airlines | ||
| 04 Dec | Ryanair | ||
| 02 Dec | Vueling Airlines | ||
| 01 Dec | ITA Airways | ||
| 24 Dec | LEVEL | ||
| 27 Dec | LATAM Airlines Group | ||
| 30 Dec | Vueling Airlines | ||
| 07 Dec | LEVEL | ||
| 05 Dec | TAP |
Also check the deals for return flights from Barcelona to Asuncion in December.
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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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