Exhibit No. 32.1

                                  Certification
                  Pursuant to Section 906 of the Sarbanes-Oxley
          Act of 2002 (Subsections (a) and (b) of Section 1350, Chapter
                       63 of Title 18, United States Code)

     Pursuant to section 906 of the  Sarbanes-Oxley Act of 2002 (subsections (a)
and (b) of section 1350,  chapter 63 of title 18,  United States Code),  each of
the  undersigned  officers of ATA  Holdings  Corp.,  formerly  Amtran Inc.  (the
"Company"), does hereby certify that:

     The Quarterly  Report of Form 10-Q for the quarter ended June 30, 2003 (the
"Form 10-Q") of the Company  fully  complies  with the  requirements  of section
13(a) or 15(d) of the Securities Exchange Act of 1934 and information  contained
in the Form 10-Q  fairly  presents,  in all  material  respects,  the  financial
condition and results of operations of the Company.

     A signed  original of this  written  statement  required by Section 906, or
other  document  authenticating,   acknowledging,   or  otherwise  adopting  the
signatures  that  appear in typed  form  within the  electronic  version of this
written statement  required by Section 906, has been provided to the Company and
will be retained by the Company and  furnished  to the  Securities  and Exchange
Commission or its staff upon request.

Dated:   August 14, 2003                   /s/ J. George Mikelsons
                                           -----------------------
                                           J. George Mikelsons
                                           Chief Executive Officer

Dated:   August 14, 2003                   /s/ David M. Wing
                                           --------------------------
                                           David M. Wing
                                           Chief Financial Officer