LETTER 1 filename1.txt December 21, 2005 Mail Stop 3561 Edward H. Bastian Chief Financial Officer Delta Air lines, Inc. P.O. Box 20706 Atlanta, GA 30320 RE: Delta Air lines, Inc. Form 10-K for the Fiscal Year Ended December 31, 2004 File No. 001-5424 Dear Mr. Bastian: We have completed our review of your Form 10-K and related filings and have no further comments at this time. Sincerely, Joseph A. Foti Senior Assistant Chief Accountant