Aer Lingus (EI), the headquarters of the Republic of Ireland, has its head office in Dublin, the Republic of Ireland. Furthermore, the airline was founded in 1936 and began its operations in the same year. The airline operates flights to 90+ destinations across 24 countries. The airline covers key locations such as Dublin, London, Paris, Berlin, North America, New York, Boston, Chicago, and Los Angeles. Moreover, these operations are seamlessly executed through several city, airport, and ticketing offices. Additionally, to know the precise operating hours and location of the headquarters and other city offices, passengers can visit WhereAirlinesFly.