Montgomery Field is a public airport located in San Diego, California, United States, six miles (10 km) north of the central business district (CBD) of San Diego. The airport covers 456 acres (185 ha) and has three runways, one public and two private helipads. The runway configuration is 28 Right/10 Left-28 Left/10 Right parallels with Runway 5/23 crossing at midfield.URL: http://www.sandiego.gov/airports/montgomery/
Six miles (10 km) north of the central business district
*Source of information: Wikipedia.