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H.S.C.A website

Latest Announcements

O.C.S. available for S22

Sunday, 13 March 2022 11:38

H.S.C.A. would like to inform you that for S22, Online Coordination System (O.C.S.) is available for Greek airports under the following rules:

Commercial flights: 21 days horizon, single date only.

GABA flights: 14 days horizon, GABA Rules & Guidelines apply.

GA/BA request procedure for S22

Saturday, 12 March 2022 10:31

H.S.C.A. would like to inform you that the way GABA requests with aircraft registration will be handled from S22 scheduling period, has changed. A short document with guidance is available for download.
GABA Rules and Guidelines document has been updated to reflect the procedure, and the guidance is included as Appendix C.
Please contact us at ocs@hsca.gr if you have any queries.

H.S.C.A. provisional analysis

Friday, 11 February 2022 10:25

H.S.C.A. would like to inform you that, after conducting thorough analysis, a provisional paper for S22 has been issued in Greek.

About H.S.C.A.

H.S.C.A. is an independent, non-profit Public Entity, established by the Greek Law 3534/2007 on the 23rd of February 2007. It is managed by the Board of Directors, directly appointed by the Minister of Infrastructure and Transport. 

Funding is independent, through slot fees imposition in favour of H.S.C.A. to the managing body of a coordinated or schedule facilitated airport, as well as to the air carriers for each take-off or landing slot held by the operator.

The mission of H.S.C.A., in accordance with the EU regulation 95/93 as amended by 793/2004, IATA WASG (Worldwide Airport Slot Guidelines) and local rules, is to provide a professional, neutral, transparent, non-discriminatory service to the aviation industry, continuously improving quality of services and thereby to optimize the use of capacity in congested Greek Airports. H.S.C.A. is also responsible for monitoring the proper use of slots allocated to airlines in cooperation with the airports and the air navigation authorities.

Our Head Office is located at Markopoulo, Attica in modern and state-of-the-art facilities, with access to ATH/LGAV, the largest airport in Greece and an important Balkan hub, as well as the operating centers of the airlines and representatives located in the area.

The Board

Dr. Lymouris Nikolaos


International Relations Scientist

Papadavid - Patera Nikoletta

Executive Vice-Chairman

Attorney of Law

Manoussos Kostantinos



Valaouras Charalambos


Mechanical Engineer

Andreadaki Zacharenia


Attorney of Law


Useful Links


33 K.Papadimitriou str.
Markopoulo, 190 03
PO Box 186
Athens, Greece


+30 210 220 3500


Chairman: chairman@hsca.gr
Accounting: accountant@hsca.gr
Legal Advisor: law@hsca.gr
Slot Fees : slotfees@hsca.gr
Slot Monitoring: monitoring@hsca.gr
Secretary: secretary@hsca.gr

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