AirHint found the following cheapest return flights from Bangkok (BKK) to Zagreb (ZAG) in December 2025 (see full year).
Return flights
| 25 Dec - 05 Jan | Turkish Airlines | ||
| 26 Dec - 02 Jan | Turkish Airlines | ||
| 25 Dec - 07 Jan | Condor | ||
| 24 Dec - 07 Jan | Austrian Airlines | ||
| 24 Dec - 02 Jan | Austrian Airlines | ||
| 23 Dec - 26 Dec | KLM |
Also check the deals for one-way flights from Bangkok to Zagreb in December.
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