AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Helsinki (HEL) in December 2025 (see full year).
Return flights
| 29 Dec - 24 Jan | Frontier Airlines | ||
| 29 Dec - 13 Jan | Finnair | direct | |
| 23 Dec - 30 Dec | Finnair | ||
| 19 Dec - 24 Dec | Finnair | ||
| 25 Dec - 07 Jan | Delta |
Also check the deals for one-way flights from Dallas-Fort Worth to Helsinki in December.
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