Are there nonstop flights from Dalian (DLC) to Sapporo (CTS)?

Yes. China Southern Airlines fly this route. Flight time is about 2h 33m.

What is the fastest connection from Dalian (DLC) to Sapporo (CTS)?

via Seoul ≈ 3h 12m, via Cheongju ≈ 3h 19m, via Sendai ≈ 3h 36m (estimated flying time, excluding layovers).

from 8,500 ANA miles, from 10,000 JAL miles (economy, one way, based on the published award charts).

Dalian Zhoushuizi International Airport (DLC) to New Chitose Airport (CTS)・1,742 km

Nonstop flights available (1 airline). Flight time about 2h 33m. Nonstop return flights also operate.

With milesANA 8,500 miles+ (via NRT)JAL 10,000 miles+ (via HND)Economy, one way, estimate. Tap a connection for miles by cabin.

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.