Are there nonstop flights from São Luís (SLZ) to Florianópolis (FLN)?

No. The fastest connection is via Campinas, about 4h 20m of total flying time.

What is the fastest connection from São Luís (SLZ) to Florianópolis (FLN)?

via Campinas ≈ 4h 20m, via São Paulo ≈ 4h 20m, via São Paulo ≈ 4h 20m (estimated flying time, excluding layovers).

Marechal Cunha Machado International Airport (SLZ) to Hercílio Luz International Airport (FLN)・2,827 km

No nonstop flights. The fastest connection is via Campinas (VCP), about 4h 20m of flying time (layover not included).

None.

7 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.