Are there nonstop flights from Toronto (YTZ) to Santo Domingo (SDQ)?

No. The fastest connection is via Newark, about 4h 35m of total flying time.

What is the fastest connection from Toronto (YTZ) to Santo Domingo (SDQ)?

via Newark ≈ 4h 35m, via Boston ≈ 4h 57m (estimated flying time, excluding layovers).

Billy Bishop Toronto City Airport (YTZ) to Las Américas International Airport (SDQ)・2,946 km

No nonstop flights. The fastest connection is via Newark (EWR), about 4h 35m 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.