Out of all the popular cities in Indonesia, Denpasar is the cheapest city to rent a car in at just $39/day. Renting a car in Denpasar is 45% cheaper than renting one in Batam where the per day rate is around $70. Other fairly inexpensive cities in Indonesia to get a rental car in are: Surabaya ($55/day), Jakarta ($55/day), and Medan ($58/day). While these cities typically have cheaper prices than the rest of the country, travelers looking to rent a car in Denpasar should expect to spend around $39/day on their transportation. The most popular city to rent a car in Indonesia is Denpasar.