Allegiant airlines are popular airlines of the U.S. this airline is known as the lowest price airline in the U.S. for domestic cities. The biggest advantage of choosing elegant airlines is the fare you have to pay while reserving a seat. Services like easy booking, online booking and good hospitality services are available at the cheapest price with allegiant airlines. Allegiant airlines cover more than 100 destinations across the state. The top destination of elegant airlines is St. Petersburg, Los Angeles, Bellingham. In 1997, allegiant has started serving passengers. There main focus of allegiant airlines is to provide more and more leisure to the passengers travelling in their airlines. The most visited city in the U.S is Florida and it's also known as the main destination of allegiant airlines. Most U.S citizens move to Florida to enjoy various tourist places, for work etc.