Travelers are voting San Diego International Airport as the best airport in San Diego. There are 1 airport in Oceanside a city just 30 km from San Diego and 2 airports in Moreno Valley which is 77 km distant. The most popular of these are San Diego International Airport in Oceanside and Apple Valley Airport (California) in Moreno Valley. You can find 37 airports in California and 695 airports in the country of United States. Our members favorite in California is Oxnard Airport and Ofu Island Airport is the top pick in United States. Want more? Check out our map of airports in San Diego.