If your return flight is scheduled within 24 hours from the time of your departure, and you only carry hand baggage, then you can check-in once for both the inbound and outbound flights.

Round Trip Check-in service allows you to save time on the return trip, since you have to be present at the return airport just 30 minutes before boarding.

Round Trip Check-in service is available on both Aegean’s domestic and international network.

Important Time Limits
Check-in	Boarding
Latest 30 minutes	20 minutes
before the scheduled departure of your flight, check-in must be completed. After this time, no passengers will be admitted.	before the scheduled departure of your flight. After this time, your seat remains at the disposal of the airline.