Are there nonstop flights from Whitehorse (YXY) to Calgary (YYC)?

Yes. WestJet, Air North fly this route. Flight time is about 2h 28m.

What is the fastest connection from Whitehorse (YXY) to Calgary (YYC)?

via Edmonton ≈ 3h 5m, via Vancouver ≈ 3h 33m, via Victoria ≈ 3h 39m (estimated flying time, excluding layovers).

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

Whitehorse / Erik Nielsen International Airport (YXY) to Calgary International Airport (YYC)・1,678 km

Nonstop flights available (2 airlines). Flight time about 2h 28m. Nonstop return flights also operate.

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

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.