The United Airlines Tampa Airport is one of the busiest airports in the United States. With over 21 million passengers passing through the airport each year, it is no wonder that the airport is always bustling with activity. From check-in and baggage claim to security and takeoff, there is a lot that goes on behind the scenes to keep the airport running smoothly. Here is a look at some of the more interesting facts and figures about the United Airlines Tampa Airport:- The airport covers an area of 2,200 acres.- There are four runways at the airport, three of which are used for commercial flights.- The airport has a total of 85 gates.- There are over 21,000 employees who work at the airport.- On average, there are over 1,000 flights departing from the airport each day.