Are there nonstop flights from Guangzhou (CAN) to Palermo (PMO)?

No. The fastest connection is via Istanbul, about 11h 54m of total flying time.

What is the fastest connection from Guangzhou (CAN) to Palermo (PMO)?

via Istanbul ≈ 11h 54m, via Belgrade ≈ 12h 2m, via Budapest ≈ 12h 14m (estimated flying time, excluding layovers).

from 30,000 ANA miles (economy, one way, based on the published award charts).

Guangzhou Baiyun International Airport (CAN) to Falcone–Borsellino Airport (PMO)・9,257 km

No nonstop flights. The fastest connection is via Istanbul (IST), about 11h 54m of flying time (layover not included).

With milesANA 30,000 miles+ (via IST)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

10 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.