What terminal is Aegean Airlines at DUB? Aegean Airlines operates both arrivals and departures from Dublin Airport (DUB) Terminal 1. Passengers are recommended to confirm their terminal information on the day of flight, as terminal allocations sometimes vary. Terminal 1 accommodates a range of foreign airlines and offers handy amenities such as shops, restaurants, and baggage services. Aegean Airlines passengers may check in, manage their bookings, and take use of additional services like fast-track security and Wi-Fi on board. Before arriving at the airport, check the most recent flight and baggage policies to ensure a seamless journey.