At Seattle-Tacoma International Airport (SEA), Aer Lingus Airlines provides direct flights to Dublin and connections throughout Europe from its assigned terminal. A comfortable pre-flight experience is guaranteed by the Aer Lingus Airlines SEA Terminal   contemporary amenities, which include dining options, retail stores, and cozy lounges. Travelers looking for comfort and convenience on transatlantic flights can choose between business and economy class options on Aer Lingus, which is renowned for its exceptional in-flight service.