Are there nonstop flights from Sanming (SQJ) to Chongqing (CKG)?

Yes. China Express Airlines fly this route. Flight time is about 1h 52m.

What is the fastest connection from Sanming (SQJ) to Chongqing (CKG)?

via Wuhan ≈ 2h 34m, via Guangzhou ≈ 2h 48m, via Shanghai ≈ 3h 25m (estimated flying time, excluding layovers).

from 15,000 JAL miles (economy, one way, based on the published award charts).

Sanming Shaxian Airport (SQJ) to Chongqing Jiangbei International Airport (CKG)・1,156 km

Nonstop flights available (1 airline). Flight time about 1h 52m. Nonstop return flights also operate.

With milesJAL 15,000 miles+ (via SHA)Economy, one way, estimate. Tap a connection for miles by cabin.

5 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.