Are there nonstop flights from Shenzhen (SZX) to Yancheng (YNZ)?

Yes. China Southern Airlines fly this route. Flight time is about 2h 6m.

What is the fastest connection from Shenzhen (SZX) to Yancheng (YNZ)?

via Nanchang ≈ 2h 37m, via Shanghai ≈ 2h 44m, via Xiamen ≈ 2h 46m (estimated flying time, excluding layovers).

from 10,000 ANA miles, from 12,000 JAL miles (economy, one way, based on the published award charts).

Shenzhen Bao'an International Airport (SZX) to Yancheng Nanyang International Airport (YNZ)・1,353 km

Nonstop flights available (1 airline). Flight time about 2h 6m. Nonstop return flights also operate.

With milesANA 10,000 miles+ (via PKX)JAL 12,000 miles+ (via SHA)Economy, one way, estimate. Tap a connection for miles by cabin.

22 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.