Delta Air Lines (NYSE:DAL) reported quarterly earnings of $1.56 per share which beat the analyst consensus estimate of $1.47 by 6.12 percent. This is a 25.71 percent decrease over earnings of $2.10 per share from the same period last year. The company reported quarterly sales of $19.757 billion which beat the analyst consensus estimate of $17.532 billion by 12.69 percent. This is a 18.67 percent increase over sales of $16.648 billion the same period last year.