AirHint found the following cheapest return flights from Asuncion (ASU) to Brussels (BRU) in December 2025 (see full year).
Return flights
| 05 Dec - 07 Dec | Aerolineas Argentinas | ||
| 20 Dec - 31 Jan | Air Europa | ||
| 28 Dec - 21 Jan | KLM |
Also check the deals for one-way flights from Asuncion to Brussels in December.
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