AirHint found the following cheapest return flights from Sandefjord (TRF) to Hanoi (HAN) in January 2026 (see full year).
Return flights
| 24 Jan - 23 Feb | Wizz Air Malta | ||
| 24 Jan - 22 Feb | Wizz Air Malta | ||
| 13 Jan - 24 Jan | Ryanair |
Also check the deals for one-way flights from Sandefjord to Hanoi in January.
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