Ciudad Obregon is located in Hermosillo city, Mexico at the 27.4864, -109.9408 coordinates. Distance from Ciudad Obregon to other cities. are listed below, click on the city name to find distance between. Distance from Ciudad Obregón to Nogales 436 km, to San Luis Rio Colorado 722 km, to Navojoa 67 km. The green marker indicates the location of Ciudad Obregón.