Whataburger has been a popular choice among travelers who fly through Dallas/Fort Worth International Airport. There are two Whataburger restaurants at the airport: one in Terminal A, and one in Terminal C. Both locations are open 24 hours a day. For travelers who are looking for quick and tasty meals, the Whataburger is a great option. The burgers and fries are delicious and fresh. It is convenient for those who fly early in the morning or need to eat a quick snack before they board their flight.