Aer Lingus is Dublin Airport's Terminal 2, a state-of-the-art facility that can handle up to 15 million passengers a year. With its U.S. pre-clearance facility, which enables travelers to finish U.S. immigration and customs processes prior to departure, the terminal is a major hub for transatlantic flights. Amenities for travelers include the Aer Lingus Lounge, which provides free Wi-Fi, snacks, and cozy seats.
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