Spirit Airlines is kicking off the fall the right way with discounted one-way flights. The airline is celebrating the Autumn Equinox with flights starting as low as $46. The sale begins on Friday, ...

Besides being known for its budget airfare, Spirit Airlines has built a reputation for covering unique routes across the U.S. But some of those trips are about to disappear from the airline's schedule ...

Spirit Airlines is recognizing Michigan as a top spot to see the changing colors of autumn with a blink-and-you’ll-miss-it deal on one-way flights. To mark the first day of fall, the low-cost airline ...