Airline celebrates new Savannah (SAV) service with Free Spirit® bonus points promotion on flights between SAV and Newark, Fort Lauderdale, Nashville and Detroit DANIA BEACH, Fla., Aug. 14, 2025 /PRNewswire/ -- Spirit Airlines (NYSE American: FLYY) landed at Savannah/Hilton Head International Airport (SAV) for the first time today, bringing high-value travel to the Hostess City of the South. The airline launched its new SAV service with daily, nonstop flights to Newark Liberty International Airport (EWR), co ...