Dublin Airport's Terminal 2 is home to United Airlines (DUB). The United Airlines DUB Terminal has several amenities, including as food options, duty-free shopping, and cozy lounges. It is mostly used for international flights. Passengers on United Airlines departing from DUB can look forward to a seamless and quick journey with access to contemporary amenities and services. Furthermore, Terminal 2 provides U.S. preclearance, which streamlines entry into the country by enabling visitors to finish immigration and customs formalities prior to departing.