There is a free car park right outside the airport which is open only during airport opening hours. Heraklion Airport car park is operated by the Municipality of Heraklion and can accommodate 500 vehicles. It is only available for short stay and/or drop off/pick-up purposes only. There are no attendants at nights.
Heraklion Airport Public Park Contact info
Travelers looking for long-term parking facilities will find private car parks available outside the airport or at a relatively close distance. Some of them offer free transfers from/to the terminal and their rates are relatively competitive.