- SPB airport, also known as St. Petersburg-Clearwater International Airport, is located in Clearwater, Florida, USA. It is a public airport that serves the St. Petersburg and Clearwater areas, as well as the Tampa Bay region. The airport offers domestic and international flights, with several major airlines operating from its terminals. SPB airport is relatively small compared to other airports in the region, with a single terminal building and a limited number of amenities. However, it provides convenient access to the nearby beaches and attractions, making it a popular choice for travelers visiting the area.