The only exception:
Only on 24.12.: Opening hours from 09:00 - 15:00 (LOC)
Please note the NOTAMS

Extended operating times:

MORNING:

Before 09:00 (LOC) for a fee and after consultation with the management and timely registration.

A start before 07:00 a.m. (LOC) is only possible in exceptional cases for reasons of noise protection and also requires prior agreement with LOAN flight operations under phone +43 2622 26700 1357 

Registration by 14:00 (LOC) at the latest on the day before the flight.

EVENING:

After 10:00 p.m. (LOC) for a fee and after consultation with the management and timely registration.

Registration by 14:00 (LOC) at the latest on the day before the flight.

Night approaches are only permitted with subsequent landing.

Please register by fax +43 2622 26700 1766 or mail loan-airport@diamond-air.at using the forms downloadable here. 
The validity of the registration is confirmed by the flight operations management.