Are there nonstop flights from Quebec (YQB) to San Antonio (SAT)?

No. The fastest connection is via Toronto, about 4h 34m of total flying time.

What is the fastest connection from Quebec (YQB) to San Antonio (SAT)?

via Toronto ≈ 4h 34m, via Dallas-Fort Worth ≈ 4h 36m, via Chicago ≈ 4h 38m (estimated flying time, excluding layovers).

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

Quebec Jean Lesage International Airport (YQB) to San Antonio International Airport (SAT)・3,021 km

No nonstop flights. The fastest connection is via Toronto (YYZ), about 4h 34m of flying time (layover not included).

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

None.

11 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.