Here are the most frequently asked questions at San Diego International Airport. If you have a question not answered here — or throughout our web site — please contact us. We look forward to serving you.
San Diego International Airport (SAN) is open twenty-four hours a day; however, departures only occur without penalty between 6:30 a.m. and 11:30 p.m. Each airline has its own operating hours, but typically ticket counters are staffed by 4:30 a.m. for check-in. For specific check-in information, please contact the airline you are flying directly.
Click on a Question below to expand the relevant answer.