Los Angeles International Airport's (LAX) Terminal 5 is home to Spirit Airlines LAX Terminal operates low-cost flights out of Terminal 5, which is where domestic flights are typically housed. The terminal has all the necessary facilities, including dining options, lounges, and gift shops, so travelers may unwind before their flights. Spirit Airlines passengers at LAX can anticipate a simple check-in procedure, with many self-service kiosks and counters to speed up the boarding process.