Exhibit 99.3
                                  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 Annual  Report of Form 10-K for the year ended  December  31, 2002 (the
"Form 10-K") 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-K  fairly  presents,  in all  material  respects,  the  financial
condition and results of operations of the Company.


Dated:   March 31, 2003               /s/ J. George Mikelsons
                                      ------------------------
                                      J. George Mikelsons
                                      Chief Executive Officer



Dated:   March 28, 2003               /s/ David M. Wing
                                      -----------------
                                      David M. Wing
                                      Chief Financial Officer

     The foregoing  certification  is being furnished solely 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) and is not being filed as part of
the Form 10-K or as a separate disclosure document.