Are there nonstop flights from Bishkek (BSZ) to Beijing (PKX)?

Yes. China Southern Airlines fly this route. Flight time is about 4h 36m.

What is the fastest connection from Bishkek (BSZ) to Beijing (PKX)?

via Ürümqi ≈ 5h 6m, via Almaty ≈ 5h 7m, via Xi'an ≈ 5h 41m (estimated flying time, excluding layovers).

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

Manas International Airport (BSZ) to Beijing Daxing International Airport (PKX)・3,490 km

Nonstop flights available (1 airline). Flight time about 4h 36m. Nonstop return flights also operate.

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

12 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.