Are there nonstop flights from Dandong (DDG) to Chengdu (TFU)?

Yes. Sichuan Airlines fly this route. Flight time is about 2h 58m.

What is the fastest connection from Dandong (DDG) to Chengdu (TFU)?

via Yantai ≈ 3h 29m, via Xi'an ≈ 3h 29m, via Beijing ≈ 3h 35m (estimated flying time, excluding layovers).

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

Dandong Langtou International Airport (DDG) to Chengdu Tianfu International Airport (TFU)・2,095 km

Nonstop flights available (1 airline). Flight time about 2h 58m. Nonstop return flights also operate.

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

7 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.