Type	Name	Date
Indenture	FIRST SUPPLEMENTAL INDENTURE	11/17/2022
Credit agreement	First Amendment to Credit and Guaranty Agreement, among Spirit Airlines, Inc., the lenders party thereto, Citibank, N.A., as administrative agent and issuing lender, and Wilmington Trust, National Association, as collateral agent	03/18/2021
Credit agreement	First Amendment to Credit and Guaranty Agreement, among Spirit Airlines, Inc., the lenders party thereto, Citibank, N.A., as administrative agent and issuing lender, and Wilmington Trust, National Association, as collateral agent	03/18/2021
Indenture	Indenture, by and among Spirit IP Cayman Ltd., Spirit Loyalty Cayman Ltd., the guarantors named therein and Wilmington Trust, National Association, as trustee and collateral custodian, governing the 8.00% Senior Secured Notes due 2025	09/17/2020
Indenture	First Supplemental Indenture, between the Company and Wilmington Trust, National Association, as trustee	05/12/2020
Underwriting agreement	UNDERWRITING AGREEMENT	08/03/2015

Type	Name	Date
By-Laws	Amended and Restated Bylaws of Spirit Airlines, Inc	06/01/2011

Type	Name	Date
Merger agreement	Agreement and Plan of Merger, by and among Spirit Airlines, Inc., JetBlue Airways Corporation and Sundown Acquisition Corp	07/28/2022
Merger agreement	Agreement and Plan of Merger, by and among Spirit Airlines, Inc., Frontier Group Holdings, Inc. and Top Gun Acquisition Corp	02/07/2022