Are there nonstop flights from Dallas-Fort Worth (DFW) to Quebec (YQB)?

Yes. American Eagle (airline brand) fly this route. Flight time is about 3h 38m.

What is the fastest connection from Dallas-Fort Worth (DFW) to Quebec (YQB)?

via Toronto ≈ 4h 8m, via Montréal ≈ 4h 8m, via Chicago ≈ 4h 11m (estimated flying time, excluding layovers).

from 15,000 ANA miles (economy, one way, based on the published award charts).

Dallas Fort Worth International Airport (DFW) to Quebec Jean Lesage International Airport (YQB)・2,660 km

Nonstop flights available (1 airline). Flight time about 3h 38m. Nonstop return flights also operate.

With milesANA 15,000 miles+ (via YYZ)Economy, one way, estimate. Tap a connection for miles by cabin.

16 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.