The Brief The Pinellas Suncoast Transit Authority is launching a new express bus route connecting downtown St. Petersburg directly to Tampa International Airport. Travelers and workers heading between downtown St. Petersburg and Tampa International Airport will soon have a faster, low-cost transit option across Tampa Bay. Tampa Bay Bus Service DetailsBy the numbers:The 727 will make nine stops throughout downtown St. Petersburg before traveling directly to Tampa International Airport using the Howard Frankland Bridge Express Lanes. Airport leaders say the route will benefit not only passengers, but also thousands of employees who commute to work at Tampa International Airport from Pinellas County. The service is also expected to improve access between Tampa International Airport, downtown St. Petersburg and the region's Gulf beaches.