- SPB airport, also known as St. Petersburg - Clearwater International Airport, is a public airport located in Pinellas County, Florida, USA. It serves both St. Petersburg and Clearwater cities, as well as the surrounding Tampa Bay area. The airport is situated 2 miles north of St. Petersburg and approximately 9 miles southeast of Clearwater. SPB airport is a small-sized facility with a single terminal and offers domestic flights to various destinations, including cities within Florida and some other states. It is a popular choice for travelers seeking more convenient travel options in the Tampa Bay area.