EXHIBIT 32.1

     CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Al A. Gonsoulin, Chairman and Chief Executive Officer of Petroleum
Helicopters, Inc. (the "Company"), certify, pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, that:

         1.       the Quarterly Report on Form 10-Q for the period ended
                  September 30, 2004 as filed with the Securities and Exchange
                  Commission on the date hereof (the "Report") fully complies
                  with the requirements of Section 13(a) or 15(d) of the
                  Securities Exchange Act of 1934; and

         2.       the information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of the Company for the period covered by such
                  Report.


Dated: November 9, 2004

                                     By:  /s/ Al A. Gonsoulin
                                          --------------------------------------
                                          Al A. Gonsoulin
                                          Chairman and Chief Executive Officer