Due to the Corona pandemie the flights might change on short notice :
Currently Eurowings is flying 2-3 times per week from Munich or Berlin to Windhoek
There are several other airlines, e.g. SAA, Quatar, etc planning to fly to Windhoek with one stop-over.
For self-drive car hire:
You are more than welcome to ask for any help and tips in organising your individual tour through Namibia.
Please note that most of the car rentals demand an international driverís license when renting a car.