Fort Lauderdale (FLL) to Santiago de los Caballeros (STI): 763 miles (1,227 km) great-circle, about 2h 00m nonstop by our estimate. Cheapest fare observed: $271 round-trip on Spirit, nonstop, departing May 4, 2026.
$271 round-trip, Spirit NK633, departing 2026-05-04 at 13:24, returning 2026-05-30. The recorded itinerary left on a Monday, returning on a Saturday 26 nights later; the fare was observed 9 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $271, it ranked 19th of the 30 round-trip fares we recorded from FLL (median $222). That is 35.5 cents per great-circle mile (round-trip price over one-way distance), above the FLL median of 17.5 cents across 30 round-trip routes.
Routes from FLL of similar length: Nashville (794 mi) at $134 and New Orleans (673 mi) at $147.
Spirit had the cheapest fare on 15 of 30 FLL routes. It is the 23rd longest of the 30 routes we track from FLL.
Of 7 departure airports with a fare to Santiago de los Caballeros, Fort Lauderdale (FLL) ranked 4th at $271. Lowest: $245 from New York (JFK); highest: $364 from Orlando (MCO); 4 nonstop. Cheapest-fare airlines (routes): Spirit (3), JetBlue (2), American Airlines (1) and Frontier (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/Santo_Domingo; flight time is our estimate.