Rio de Janeiro (GIG) to Florianopolis (FLN): 472 miles (759 km) great-circle, about 1h 25m nonstop by our estimate. Cheapest fare observed: $380 round-trip on LATAM, with 1 stop, departing May 18, 2026.
$380 round-trip, LATAM LA3427, departing 2026-05-18 at 22:15, returning 2026-05-31. The recorded itinerary left on a Monday, returning on a Sunday 13 nights later; the fare was observed 23 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $380, it ranked 13th of the 30 round-trip fares we recorded from GIG (median $649). That is 80.6 cents per great-circle mile (round-trip price over one-way distance), above the GIG median of 19.9 cents across 30 round-trip routes.
Routes from GIG of similar length: Curitiba (418 mi) at $196 and Porto Alegre (697 mi) at $123.
LATAM had the cheapest fare on 7 of 30 GIG routes. It is the 28th longest of the 30 routes we track from GIG.
Of 4 departure airports with a fare to Florianopolis, Rio de Janeiro (GIG) ranked 2nd at $380. Lowest: $280 from São Paulo (GRU); highest: $842 from Punta Cana (PUJ); 1 nonstop. Cheapest-fare airlines (routes): LATAM (2), Copa (1) and GOL (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Sao_Paulo, America/Sao_Paulo; flight time is our estimate.