AirHint found the following cheapest return flights from Jakarta (CGK) to Helsinki (HEL) in December 2025 (see full year).
Return flights
| 06 Dec - 09 Jan | KLM | ||
| 05 Dec - 09 Jan | Etihad Airways | ||
| 05 Dec - 14 Dec | AirAsia | ||
| 23 Dec - 05 Jan | KLM |
Also check the deals for one-way flights from Jakarta to Helsinki in December.
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