The average domestic flight now costs $365 — up $70 from last year — and Spirit’s shutdown removed the last ultra-low-cost option in America
Until January 2026, a traveler willing to forgo a carry-on bag and squeeze into a 28-inch seat pitch could fly round-trip from Fort Lauderdale to Detroit on Spirit Airlines for under $100. That fare no longer exists. Spirit canceled every remaining flight in early 2026 and began auctioning off its planes, gates, and landing slots…