You will board the Metro from the Airport’s Station and get off at Syntagma Station. At Syntagma Station you switch lines in the direction of Elliniko and get off at the first Station, the "Acropolis Station". From Acropolis Station the Hotel is 100m away, walking along Ath. Diakou Street.
The Royal Olympic Hotel can arrange transportation from the Airport to the Hotel and vice versa for the dates you wish, with 1 a/c Mercedes taxi and an English speaking driver, upon arrival.
Cost one way, between 06:00 - 23:00 is 60€.
Cost one way, between 23:00 - 06:00 is 70€.
For more information, please visit the Royal Olympic Hotel website.