Are there nonstop flights from Toronto (YTZ) to Doha (DOH)?

No. The fastest connection is via Montréal, about 13h 50m of total flying time.

What is the fastest connection from Toronto (YTZ) to Doha (DOH)?

via Montréal ≈ 13h 50m, via Boston ≈ 14h 8m, via Washington ≈ 14h 43m (estimated flying time, excluding layovers).

Billy Bishop Toronto City Airport (YTZ) to Hamad International Airport (DOH)・10,870 km

No nonstop flights. The fastest connection is via Montréal (YUL), about 13h 50m of flying time (layover not included).

None.

4 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.