The Metropolitan Washington Airports Authority (MWAA) announced Tuesday that Allegiant Air, based in Las Vegas, will start a year-round nonstop service between Washington Dulles International Airport and Jacksonville International Airport. (JAX) and Sarasota Bradenton International Airport. Flights are scheduled to begin in the fall. Both routes will be served by Airbus A320-family planes.As the newest member of the Dulles family, Allegiant Air is now available. This means that there are more options than ever to get nonstop service to popular tourist destinations, stated Carl Schultz (acting vice president for airline business development at the Metropolitan Washington Airports Authority). Allegiant Air's new service between Dulles International and these hotspots in Florida will be a boon for residents of the National Capital Region who are looking for a convenient, affordable getaway.Allegiant Air is the first to serve Washington, D.C.'s international airport.Drew Wells, Allegiant senior vice president for revenue and planning, stated that the company is expanding its network in order to offer customers a unique brand of nonstop, convenient service that's affordable and accessible to more cities. Allegiant is a preferred choice for travelers because they fly directly to their destination without any connections or layovers.The airline will begin flying from Dulles International in November to Jacksonville. It will be available on Mondays and Fridays. The airline's service between Dulles International and Sarasota will start December 18, and will be available on Thursdays, and Sundays.Visit www.allegiant.com to book Allegiant Air tickets today. The following information is available about the new routes:Allegiant Air joined more than 35 other airlines that offer nonstop service to over 150 destinations from the National Capital Region's leading international airport.