Form 3 - Initial statement of beneficial ownership of securities

                                POWER OF ATTORNEY

        With respect to holdings of and transactions in securities issued by
Frontier Group Holdings, Inc. (the "Company"), the undersigned hereby
constitutes and appoints the individuals named on Schedule A attached hereto
and as may be amended from time to time, or any of them signing singly, with
full power of substitution and resubstitution, to act as the undersigned's true
and lawful attorney-in-fact to:

        1.      prepare, execute in the undersigned's name and on the
                undersigned's behalf, and submit to the United States
                Securities and Exchange Commission (the "SEC") a Form ID,
                including amendments thereto, and any other documents necessary
                or appropriate to obtain and/or regenerate codes and passwords
                enabling the undersigned to make electronic filings with the
                SEC of reports required by Section 16(a) of the Securities
                Exchange Act of 1934, as amended, or any rule or regulation of
                the SEC;

        2.      execute for and on behalf of the undersigned, Forms 3, 4, and 5
                (including amendments thereto) in accordance with Section 16 of
                the Securities Exchange Act of 1934, as amended, and the rules
                thereunder;

        3.      do and perform any and all acts for and on behalf of the
                undersigned which may be necessary or desirable to complete and
                execute any such Form 3, 4, or 5, complete and execute any
                amendment or amendments thereto, and timely file such form with
                the SEC and any stock exchange or similar authority; and

        4.      take any other action of any type whatsoever in connection with
                the foregoing which, in the opinion of such attorney-in-fact,
                may be of benefit to, in the best interest of, or legally
                required by, the undersigned, it being understood that the
                documents executed by such attorney-in-fact on behalf of the
                undersigned pursuant to this Power of Attorney shall be in such
                form and shall contain such terms and conditions as such
                attorney-in-fact may approve in such attorney-in-fact's
                discretion.

        The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the rights
and powers herein granted, as fully to all intents and purposes as the
undersigned might or could do if personally present, with full power of
substitution and resubstitution or revocation, hereby ratifying and confirming
all that such attorney-in-fact, or such attorneys-in-fact substitute or
substitutes, shall lawfully do or cause to be done by virtue of this Power of
Attorney and the rights and powers herein granted.

        The undersigned acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned, are not assuming,
nor is the Company assuming, any of the undersigned's responsibilities to
comply with Section 16 of the Securities Exchange Act of 1934, as amended.

        This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.

        IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 6th day of February, 2024.


                                   Signature:  /s/ Steve Schuller
                                               -------------------------------
                                   Print Name: Steve Schuller



                                Schedule A

        Individuals Appointed as Attorney-in-Fact with Full Power of
Substitution and Resubstitution

James G. Dempsey, President of the Company
Howard M. Diamond, Executive Vice President, Legal and Corporate Affairs
Frontier (NASDAQ:ULCC)
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