1 DELTA AIR LINES, INC. COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (In millions, except ratios) EXHIBIT 12 - ---------------------------------------------------------------------------------------------------------------------------------- Three Months Three Months Nine Months Nine Months Ended Ended Ended Ended March 31 March 31 March 31 March 31 1999 1998 1999 1998 ------------ ------------ ----------- ----------- Earnings: Earnings before income taxes $ 358 $ 322 $ 1,216 $ 1,053 Add (deduct): Fixed charges from below 208 192 618 590 Interest capitalized (12) (10) (34) (29) ------- ------- ------- ------- Earnings as adjusted $ 554 $ 504 $ 1,800 $ 1,614 Fixed charges: Interest expense $ 47 $ 44 $ 139 $ 143 Portion of rental expense representative of the interest factor 161 148 479 447 ------- ------- ------- ------- Total fixed charges $ 208 $ 192 $ 618 $ 590 Ratio of earnings to fixed charges 2.66 2.63 2.91 2.74