Are there nonstop flights from New York (JFK) to Willemstad (CUR)?

Yes. JetBlue Airways fly this route. Flight time is about 4h 16m.

What is the fastest connection from New York (JFK) to Willemstad (CUR)?

via Santo Domingo ≈ 4h 46m, via Punta Cana ≈ 4h 47m, via Port-au-Prince ≈ 4h 49m (estimated flying time, excluding layovers).

from 23,000 JAL miles, from 30,000 ANA miles (economy, one way, based on the published award charts).

John F. Kennedy International Airport (JFK) to Hato International Airport (CUR)・3,198 km

Nonstop flights available (1 airline). Flight time about 4h 16m. Nonstop return flights also operate.

With milesJAL 23,000 miles+ (via MIA)ANA 30,000 miles+ (via PTY)Economy, one way, estimate. Tap a connection for miles by cabin.

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.