Frontier Airlines today announced it will expand its low fare service in the Cleveland market to 17 nonstop routes with the addition of three more destinations— New York-LaGuardia beginning Oct. 26 and Washington-Dulles  and Chicago-O’Hare beginning Oct. 1. Known for offering ¨Low Fares Done Right,¨ the airline is celebrating the announcement with fares as low as $19* for flights through Dec. 12. These special fares are available only at the company's website, FlyFrontier.com through June 16.