Terminal 1, the main terminal for international flights at Barcelona-El Prat Airport (BCN), is where United Airlines BCN Terminal operates. When flying with United, passengers may take advantage of quick security checks, easy check-in procedures, and a variety of amenities like dining options, retail stores, and cozy lounges. United travelers may travel with ease thanks to Terminal 1, which offers first-rate connectivity to the airline’s U.S. destinations and top-notch amenities for a comfortable and easy trip.