Cross Border Xpress (CBX), historically also called the Tijuana Cross-border Terminal and the Puerta de las Californias, is an airport terminal located in the Otay Mesa area of southern San Diego, California, United States, with an access bridge connecting it to the Tijuana International Airport in Tijuana, Baja California, Mexico. It opened on December 9, 2015. It makes Tijuana Airport a geographically binational airport. Unlike the binational airports serving the Swiss cities of Basel (entirely on French territory) and Geneva (entirely on Swiss territory), the CBX terminal is physically located in the United States but serves an airport whose main terminal and runways are in Mexico. A pedestrian bridge spans the United States–Mexico border and Via de la Juventud Oriente in Tijuana, conne