Exhibit 12.1 UAL Corporation and Subsidiary Companies Computation of Ratio of Earnings to Fixed Charges Three Months Ended March 31 1995 1994 (In Millions) Earnings: Earnings (loss) before income taxes $ 6 $ (108) Fixed charges, from below 282 256 Undistributed earnings of affiliates (14) - Interest capitalized (12) (10) Earnings $ 262 $ 138 Fixed charges: Interest expense $ 102 $ 83 Portion of rental expense representative of the interest factor 180 173 Fixed charges $ 282 $ 256 Ratio of earnings to fixed charges (a) (a) (a) Earnings were inadequate to cover fixed charges by $20 million in the first quarter of 1995 and $118 million in the first quarter of 1994.