AirHint found the following cheapest return flights from Glasgow (GLA) to Belgrade (BEG) in December 2025 (see full year).
Return flights
| 10 Dec - 17 Dec | Wizz Air Malta | ||
| 02 Dec - 07 Dec | easyJet | ||
| 01 Dec - 07 Dec | easyJet | ||
| 10 Dec - 14 Dec | easyJet | ||
| 25 Dec - 31 Dec | KLM |
Also check the deals for one-way flights from Glasgow to Belgrade in December.
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