Out of all the popular cities in Botswana, Gaborone is the cheapest city to rent a car in at just $23/day. Renting a car in Gaborone is 85% cheaper than renting one in Francistown where the per day rate is around $139. Other fairly inexpensive cities in Botswana to get a rental car in are: Maun ($35/day), Kasane ($42/day), and Francistown ($139/day). While these cities typically have cheaper prices than the rest of the country, travelers looking to rent a car in Gaborone should expect to spend around $23/day on their transportation. The most popular city to rent a car in Botswana is Gaborone.