How long does it take for Apollo Airport Bus to get to the airport?

Between forty minutes to an hour.

The Apollo Airport Bus departs from the center of Athens and takes approximately 40 minutes to 1 hour to arrive at Athens International Airport, depending on traffic conditions and departure location. If you take the Apollo Airport Bus at Central Station in the city center or at Syntagma Station on the Athens Metro Red Line, your arrival time at the airport may be slightly faster. Also, if you take the Apollo Airport Bus at Galway Square, your arrival time at the airport may be slightly slower.

A bus refers to a large bus. Bus originates from the transliteration of "bus" in English, which is translated as large bus. It is relative to the middle class between medium-sized buses and small buses.