United to add year-round nonstop Houston and Washington–Cartagena service
United Airlines will begin year-round nonstop flights from Houston (IAH) and Washington Dulles (IAD) to Cartagena, Colombia (CTG) starting Dec. 17, operating four weekly frequencies on Boeing 737 aircraft. The new route makes Cartagena United’s third Colombian destination and expands nonstop connectivity from two key U.S. hubs.