United Airlines CUN Terminal Cancun International Airport's Terminal 2 is home to United Airlines (CUN). With features like self-service check-in kiosks, luggage drop-off, and dedicated customer service counters, this terminal is made to make traveling easier. While waiting for their flights, passengers can also take advantage of a variety of food alternatives and shopping stores. The terminal is easy to navigate because to its attentive staff and good signage. At CUN, United Airlines places a high priority on customer convenience and comfort, making sure that passengers enjoy their trip to and from their destinations.