Are there nonstop flights from Aksu (AKU) to Changsha (CSX)?

Yes. Chengdu Airlines fly this route. Flight time is about 4h 24m.

What is the fastest connection from Aksu (AKU) to Changsha (CSX)?

via Aral ≈ 4h 56m, via Chongqing ≈ 4h 57m, via Chengdu ≈ 4h 57m (estimated flying time, excluding layovers).

from 23,000 JAL miles (economy, one way, based on the published award charts).

Aksu Hongqipo Airport (AKU) to Changsha Huanghua International Airport (CSX)・3,315 km

Nonstop flights available (1 airline). Flight time about 4h 24m. Nonstop return flights also operate.

With milesJAL 23,000 miles+ (via XIY)Economy, one way, estimate. Tap a connection for miles by cabin.

20 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.