Aer Lingus (EI) is the national airline of Ireland, founded in 1936. Aer Lingus operates 62 aircraft to the UK, Europe and North America and carry 12 million guests annually. The airline’s base is Dublin Airport which is the only major airport in Europe to offer U.S preclearance, which enables passengers to save time on arrival in the U.S by completing immigration and customs checks prior to departure. Aer Lingus serves over 100 routes in Europe and 11 North American destinations with more than 100 onward connections across the U.S and Canada via its partners. Aer Lingus is a member of International Airlines Group (IAG).