AirHint found the following cheapest return flights from Bangkok (BKK) to Brussels (BRU) in December 2026 (see full year).
Return flights
| 10 Dec - 05 Jan | SWISS | ||
| 26 Dec - 03 Jan | Lufthansa | ||
| 18 Dec - 03 Jan | Lufthansa | ||
| 10 Dec - 19 Dec | SWISS | ||
| 26 Dec - 09 Jan | Scandinavian Airlines |
Also check the deals for one-way flights from Bangkok to Brussels in December.
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