Home of the retired airlines 

Spirit Airlines (US)

• Home Base: Miramar, Florida

• Description: Known for pioneering the ultra-low-cost, unbundled "Bare Fare" model in the Americas. The carrier officially halted all flights in May 2026 after a prolonged financial struggle and billions in losses.

• Fun Fact: Spirit was originally founded as a trucking company called Clippert Trucking in 1964 before pivoting to aviation and adopting the Spirit Airlines name in 1992.