Are there nonstop flights from Athens (ATH) to Guangzhou (CAN)?

No. The fastest connection is via Baku, about 10h 52m of total flying time.

What is the fastest connection from Athens (ATH) to Guangzhou (CAN)?

via Baku ≈ 10h 52m, via Chengdu ≈ 10h 52m, via Istanbul ≈ 10h 56m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Athens Eleftherios Venizelos International Airport (ATH) to Guangzhou Baiyun International Airport (CAN)・8,383 km

No nonstop flights. The fastest connection is via Baku (GYD), about 10h 52m of flying time (layover not included).

With milesANA 30,000 miles+ (via IST)JAL 37,000 miles+ (via DXB)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

24 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.