AirHint found the following cheapest return flights from Rotterdam (RTM) to Kathmandu (KTM) in December 2026 (see full year).
Return flights
| 08 Dec - 31 Dec | transavia | ||
| 08 Dec - 03 Jan | transavia | ||
| 08 Dec - 02 Jan | transavia | ||
| 08 Dec - 01 Jan | transavia | ||
| 08 Dec - 04 Jan | transavia | ||
| 07 Dec - 03 Jan | transavia | ||
| 07 Dec - 04 Jan | transavia |
Also check the deals for one-way flights from Rotterdam to Kathmandu in December.
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