Miami (MIA) to Les Cayes (CYA): 666 miles (1,072 km) great-circle, about 1h 50m nonstop by our estimate. Cheapest fare observed: $1128 round-trip on airline S6, with 1 stop, departing July 25, 2026.
$1128 round-trip, airline S6 S6607, departing 2026-07-25 at 10:00, returning 2026-08-08. The recorded itinerary left on a Saturday, returning on a Saturday 14 nights later; the fare was observed 91 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $1128, it ranked 25th of the 30 round-trip fares we recorded from MIA (median $480). That is 169.4 cents per great-circle mile (round-trip price over one-way distance), above the MIA median of 18.9 cents across 30 round-trip routes.
Routes from MIA of similar length: Cap-Haitien (664 mi) at $683 and Santo Domingo (849 mi) at $265.
airline S6 had the cheapest fare on 2 of 30 MIA routes. It is the 28th longest of the 30 routes we track from MIA.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/New_York, America/Port-au-Prince; flight time is our estimate.