Stinson Municipal Airport is located in San Antonio, Texas, USA and is one of the oldest operating airports in the United States. It was originally established in the 1920s, when the city of San Antonio began to expand and the need for an airfield became apparent. The airport was initially named "Stinson Field" after the Stinson family, who had donated the land for its construction. The airport was then renamed "San Antonio Municipal Airport" in 1933, and finally "Stinson Municipal Airport" in 1940.

The airport code SSF was derived from the name Stinson Municipal Airport. The first two letters of the code (SS) come from the first two letters of the airport's name, and the last letter (F) represents the airport's status as a Federal Aviation Administration (FAA) regulated facility.

Stinson Municipal Airport currently services over 300 flights a day, making it one of the busiest airports in the state of Texas. It is served by major carriers such as American Airlines, United Airlines, Delta Air Lines, and Southwest Airlines. It also offers service to destinations in the United States, Canada, Mexico, and the Caribbean.

The airport is home to several historic airfields and aircraft, including the original Stinson Field, which is now a museum. The airport also houses the Texas Aviation Hall of Fame, which is dedicated to recognizing and honoring individuals who have made significant contributions to the aviation industry.

In recent years, the airport has undergone extensive renovations and improvements, including a new passenger terminal, a new control tower, and several new runways. The airport is also home to several businesses, including car rental and cargo handling companies, as well as a number of restaurants and retail outlets.

Overall, Stinson Municipal Airport is a bustling hub of activity in the city of San Antonio. Its rich history and convenient location make it an important stop for travelers from all over the world.