Which airport code indicates a location in San Diego?

The airport code that indicates a location in San Diego is SAN. This is the International Civil Aviation Organization (ICAO) code for San Diego International Airport. Each airport is assigned a unique three-letter code that helps identify it within the aviation industry. SAN specifically refers to the airport serving San Diego, which is located in southern California and is a major gateway for both domestic and international flights.

The other codes listed pertain to different airports: SEA is the code for Seattle-Tacoma International Airport located in Washington, SFO stands for San Francisco International Airport, and PHL designates Philadelphia International Airport in Pennsylvania. Knowing the specific codes is essential for navigation and logistics in air travel.