Are there nonstop flights from Bishkek (BSZ) to Sanya (SYX)?

No. The fastest connection is via Almaty, about 6h 5m of total flying time.

What is the fastest connection from Bishkek (BSZ) to Sanya (SYX)?

via Almaty ≈ 6h 5m, via Chengdu ≈ 6h 13m, via Ürümqi ≈ 6h 22m (estimated flying time, excluding layovers).

from 18,000 ANA miles (economy, one way, based on the published award charts).

Manas International Airport (BSZ) to Sanya Phoenix International Airport (SYX)・4,276 km

No nonstop flights. The fastest connection is via Almaty (ALA), about 6h 5m of flying time (layover not included).

With milesANA 18,000 miles+ (via PEK)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

14 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.