Are there nonstop flights from Goto (FUJ) to Seoul (ICN)?

No. The fastest connection is via Nagasaki, about 1h 49m of total flying time.

What is the fastest connection from Goto (FUJ) to Seoul (ICN)?

via Nagasaki ≈ 1h 49m, via Fukuoka ≈ 1h 53m (estimated flying time, excluding layovers).

Fukue Airport (FUJ) to Incheon International Airport (ICN)・576 km

No nonstop flights. The fastest connection is via Nagasaki (NGS), about 1h 49m of flying time (layover not included).

None.

2 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.