AirHint found the following cheapest return flights from Newcastle (NCL) to Helsinki (HEL) in December 2025 (see full year).
Return flights
| 14 Dec - 18 Dec | Ryanair | ||
| 09 Dec - 11 Dec | TUI | ||
| 14 Dec - 28 Dec | Ryanair | ||
| 06 Dec - 13 Dec | Jet2 | ||
| 26 Dec - 01 Jan | Ryanair | ||
| 08 Dec - 12 Dec | KLM |
Also check the deals for one-way flights from Newcastle to Helsinki in December.
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