Allegiant Travel Co. engages in the provision of leisure travel services. The company is headquartered in Las Vegas, Nevada and currently employs 5,616 full-time employees. The company went IPO on 2006-12-08. The firm operates through Airline segment. The firm provides various travel services and products, including scheduled service air transportation, ancillary air-related products and services, third party products and services, and fixed-fee contract air transportation. Its scheduled service air transportation provides scheduled air transportation on limited-frequency, nonstop flights predominantly between under-served cities and leisure destinations. Its ancillary air-related products and services provide unbundled air-related services and products in with air transportation. Its third party products and services offer third party travel products such as hotel rooms, rental cars, and travel insurance from a third party insurer for sale to our passengers.