BDL and SAP are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BDL to SAP refers to a flight route from Hartford Bradley Intl Airport to San Pedro Sula Ramon Villeda Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Comayagua Palmerola Intl Airport (XPL), Coxen Hole Roatan Airport (RTB), Tegucigalpa Toncontin Airport (TGU), La Ceiba Goloson Intl Airport (LCE), Utila Airport (UII).