Per todays 8-K filing with the SEC:

“Revolving Credit Facility

As previously disclosed, on March 30, 2020, Spirit Airlines, Inc. (the “Company”) entered into a senior secured revolving credit facility (the “Revolving Credit Facility”) with the lenders party thereto, Citibank, N.A., acting as the administrative agent, and Wilmington Trust, National Association, acting as the collateral agent. On July 2, 2024, the Company entered into the Fourth Amendment to Credit and Guaranty Agreement (the “Revolver Amendment”), which modifies the Revolving Credit Facility to, among other things, (i) remove provisions relating to the terminated merger with JetBlue Airways Corporation and (ii) extend the final maturity of the Revolving Credit Facility to September 30, 2026; provided that if the Company’s senior secured notes due 2025 are not extended or refinanced by June 20, 2025, or the Company’s convertible senior notes due 2026 are not extended or refinanced by February 12, 2026, in each case in a specified minimum outstanding principal amount thereof, then the facility expiration will be automatically shortened to June 21, 2025 or February 13, 2026, respectively.”