The South Terminal serves ultra-low cost carriers Frontier and Allegiant Airlines in the Austin, Texas market. Located on the ... Southern end of Austin-Bergstrom International Airport, this mid-century modern terminal combines the charm of the golden age of air travel with modern conveniences. Unique to the terminal, passengers enjoy a large outdoor patio complete with bar and food truck. The South Terminal is privately owned and operated by LoneStar Airport Holdings in a public-private partnership with the City of Austin. read more