It’s the end of an inexpensive travel era. Money-savvy travelers are mourning Spirit Airlines, the once-beloved budget carrier, which permanently shut down on Saturday after undergoing severe financial distress and failing to obtain a $500 million bailout from the administration. After the company’s officials announced yesterday that they were closing operations of the nation’s eighth-largest airline “effective immediately,” hundreds of shocked flyers were left scrambling to rebook flights to their destination , especially since customer service is no longer available. And it’s costing them a pretty penny and a lot of grief. Spirit, which has been around for 34 years, plans to refund flyers, but the gesture isn’t enough to reverse the damage already done. Many stranded flyers took to social media to share their frustrations. The budget carrier, which has been around for 34 years has been facing financial distress before finally shuttering. One flyer said she had a flight booked for 9 a.m.…