Currently, the cheapest month to rent a car at Poprad/Tatry Airport is June. The most expensive time to rent a car is January. The cheapest prices for each month are shown above, but prices will vary based on availability, how far out you book your rental car, and of course, car type.
Generally, for a better deal at Poprad/Tatry Airport it’s recommended to book in a timely manner (to save up to 28%). Cheapflights recommends you book around 25 days prior to your pickup date. Booking as early as you can also increases the likelihood that you’ll get the ideal car.
The length of time you can book a rental for is subject to the inventory of the supplier. When renting a vehicle from Poprad/Tatry Airport it should be possible to rent a car for a whole month if needed.