The second Delta One lounge is 4,000 square feet and seats 75. Source: Delta Air Lines Delta Air Lines has opened a second Delta One lounge at Los Angeles International Airport, the carrier announced Tuesday. Located on the mezzanine level in Terminal 2, the 4,000-sq.-ft. space seats 75 and includes a la carte dining, a premium bar, three showers and four "cabana-style" bathrooms, according to Delta. The opening is part of Delta's "phase one" for the space.