Allegiant Targets Underserved Cities with Point-to-Point Flights (simpleflying.com)

Allegiant Air builds its network around secondary airports, connecting small and medium-sized cities directly to leisure destinations. The carrier avoids hub-and-spoke competition, operating as the sole nonstop provider on 75% to 85% of its routes. Its low-fee bases and flexible schedules, flying two to three days a week, let it stimulate new demand and keep costs low.