Exhibit 12 AMR CORPORATION Computation of Ratio of Earnings to Fixed Charges (in millions) Three Months Ended Six Months Ended June 30, June 30, 2005 2004 2005 2004 Earnings (loss): Earnings (loss) before income taxes $ 58 $ 6 $(104) $(160) Add: Total fixed charges (per below) 438 441 891 876 Less: Interest capitalized 24 20 47 38 Total earnings before income taxes $ 472 $ 427 $ 740 $ 678 Fixed charges: Interest $ 208 $ 205 $ 428 $ 406 Portion of rental expense representative of the interest factor 212 221 428 441 Amortization of debt expense 18 15 35 29 Total fixed charges $ 438 $ 441 $ 891 $ 876 Ratio of earnings to fixed charges 1.08 - - - Coverage deficiency $ - $ 14 $ 151 $ 198