Hwange National Park is very accessible. Main Camp can be reached on a tar road, 200km/124mi south of Victoria Falls. The drive takes less than three hours. To reach some of the other camps deeper in the park, a 4WD might be necessary, especially during the wet months, from May to October. Some of the lodges have airstrips for chartered flights.
You will probably arrive in Zimbabwe by way of Victoria Falls Airport (VFA), near the town of Victoria Falls. Usually, you will be picked up from the airport or hotel by your tour operator, who will organize onwards travel throughout the country as part of your tour package.