EX-23 2 g89772exv23.txt EX-23 CONSENT OF DELOITTE & TOUCHE LLP. EXHIBIT 23 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in Registration Statement Nos. 33-30454 and 333-46904 of Delta Air Lines, Inc. on Form S-8 of our report dated June 28, 2004, appearing in this Annual Report on Form 11-K of the Comair Savings and Investment Plan for the year ended December 31, 2003. /s/ Deloitte & Touche, LLP Atlanta, Georgia June 28, 2004