From the main terminal at Seattle-Tacoma International Airport (SEA), Aer Lingus Airlines SEA Terminal provides direct service to Dublin and connects travelers to locations throughout Europe. Travelers can anticipate easy check-in processes, in-flight entertainment, free meals, and excellent service, all with an emphasis on comfort and ease. Flying from SEA is made simple with Aer Lingus, which provides a smooth experience for both business and pleasure travelers flying across the Atlantic.