Are there nonstop flights from Changsha (CSX) to Muscat (MCT)?

No. The fastest connection is via Kathmandu, about 7h 27m of total flying time.

What is the fastest connection from Changsha (CSX) to Muscat (MCT)?

via Kathmandu ≈ 7h 27m, via Bangkok ≈ 8h 50m, via Beijing ≈ 9h 12m (estimated flying time, excluding layovers).

from 37,000 JAL miles (economy, one way, based on the published award charts).

Changsha Huanghua International Airport (CSX) to Muscat International Airport (MCT)・5,473 km

No nonstop flights. The fastest connection is via Kathmandu (KTM), about 7h 27m of flying time (layover not included).

With milesJAL 37,000 miles+ (via PKX)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

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.