AirHint found the following cheapest return flights from Belfast (BFS) to Budapest (BUD) in December 2026 (see full year).
Return flights
| 04 Dec - 06 Dec | Ryanair | ||
| 17 Dec - 20 Dec | KLM | ||
| 28 Dec - 03 Jan | KLM | ||
| 26 Dec - 30 Dec | KLM |
Also check the deals for one-way flights from Belfast to Budapest in December.
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