Are there nonstop flights from Firenze (FLR) to Seoul (ICN)?

No. The fastest connection is via Vienna, about 11h 27m of total flying time.

What is the fastest connection from Firenze (FLR) to Seoul (ICN)?

via Vienna ≈ 11h 27m, via Prague ≈ 11h 33m, via Munich ≈ 11h 36m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Florence Airport, Peretola (FLR) to Incheon International Airport (ICN)・8,875 km

No nonstop flights. The fastest connection is via Vienna (VIE), about 11h 27m of flying time (layover not included).

With milesANA 30,000 miles+ (via ZRH)JAL 37,000 miles+ (via HEL)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

14 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.