- SPB airport, also known as St. Petersburg Clearwater International Airport, is located in Clearwater, Florida. It serves the greater St. Petersburg area and offers domestic flights to various destinations in the United States. The airport is relatively small compared to other airports in the region, but it provides a convenient option for travelers looking to visit St. Petersburg and the surrounding areas. SPB airport features a single terminal and offers amenities such as dining options, rental car services, and parking facilities.