Are there nonstop flights from Christchurch (CHC) to Guangzhou (CAN)?

Yes. China Southern Airlines fly this route. Flight time is about 11h 46m.

What is the fastest connection from Christchurch (CHC) to Guangzhou (CAN)?

via Brisbane ≈ 12h 16m, via Hong Kong ≈ 12h 17m, via Sydney ≈ 12h 21m (estimated flying time, excluding layovers).

from 25,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Christchurch International Airport (CHC) to Guangzhou Baiyun International Airport (CAN)・9,578 km

Nonstop flights available (1 airline). Flight time about 11h 46m. Nonstop return flights also operate.

With milesANA 25,000 miles+ (via SIN)JAL 37,000 miles+ (via HKG)Economy, one way, estimate. Tap a connection for miles by cabin.

8 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.