Are there nonstop flights from Willemstad (CUR) to Seoul (ICN)?

No. The fastest connection is via Toronto, about 17h 47m of total flying time.

What is the fastest connection from Willemstad (CUR) to Seoul (ICN)?

via Toronto ≈ 17h 47m, via Newark ≈ 17h 49m, via New York ≈ 17h 49m (estimated flying time, excluding layovers).

from 61,000 ANA miles (economy, one way, based on the published award charts).

Hato International Airport (CUR) to Incheon International Airport (ICN)・14,264 km

No nonstop flights. The fastest connection is via Toronto (YYZ), about 17h 47m of flying time (layover not included).

With milesANA 61,000 miles+ (via EWR)Economy, one way, estimate. Tap a connection for miles by cabin.

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.