Are there nonstop flights from Toronto (YTZ) to Willemstad (CUR)?

No. The fastest connection is via Newark, about 5h 25m of total flying time.

What is the fastest connection from Toronto (YTZ) to Willemstad (CUR)?

via Newark ≈ 5h 25m, via Montréal ≈ 5h 58m, via Chicago ≈ 6h 18m (estimated flying time, excluding layovers).

Billy Bishop Toronto City Airport (YTZ) to Hato International Airport (CUR)・3,636 km

No nonstop flights. The fastest connection is via Newark (EWR), about 5h 25m of flying time (layover not included).

None.

3 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.