The average gas price in Kythira is 43,408 ₫/liter over the past month, costing you anywhere between 1,953,377 ₫ and 2,821,544 ₫ to fill up a car’s gas tank.
The length of time you can book a rental for is subject to the inventory of the supplier. When renting a vehicle from Kythira it should be possible to rent a car for a whole month if needed.