EXHIBIT 4.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this "Agreement") is made and entered into as of February 10, 2004 between Mesa Air Group, Inc., a Nevada corporation (the "Company"), the subsidiaries of the Company that...Registration Rights Agreement • May 7th, 2004 • Mesa Air Group Inc • Air transportation, scheduled • New York
TRUSTEE Senior Convertible Notes due 2024 INDENTUREExibit 4 • May 7th, 2004 • Mesa Air Group Inc • Air transportation, scheduled • New York
