U.S. Coast Guard Air Station San Diego is a Coast Guard Air Station based in San Diego, California, United States, across the street from San Diego International Airport. CGAS San Diego operates three MH-60T Jayhawk helicopters off the Coast Guard ramp.

A Coast Guard Air Station provides aviation support for the United States Coast Guard. The Coast Guard operates approximately 210 aircraft from 24 Coast Guard Air Stations in the United States. Fixed-wing aircraft, such as the HC-130 Hercules, are built for long range missions and operate from air stations. The MH-65D Dolphin and Sikorsky HH-60 Jayhawk helicopters also operate from Air Stations, Air Facilities and flight deck equipped cutters.