Delta Airlines PIT Terminal From Pittsburgh International Airport (PIT), Delta Airlines serves travelers with dependable and effective service. Concourse D in the main terminal, which has contemporary amenities to improve the traveler experience, is where most Delta flights depart from. Travelers can take use of cozy seating sections, a wide selection of restaurants, and other retail establishments. Members of Delta Sky Club can also enter a private lounge. Delta’s presence at PIT guarantees easy access to a wide range of local and international locations, facilitating smooth and pleasurable travel for both business and leisure tourists.