Are there nonstop flights from Ulanhot (HLH) to Zhengzhou (CGO)?

No. The fastest connection is via Chifeng, about 2h 43m of total flying time.

What is the fastest connection from Ulanhot (HLH) to Zhengzhou (CGO)?

via Chifeng ≈ 2h 43m, via Beijing ≈ 2h 44m, via Ulanqab ≈ 2h 56m (estimated flying time, excluding layovers).

from 10,000 ANA miles, from 15,000 JAL miles (economy, one way, based on the published award charts).

Ulanhot Yilelite Airport (HLH) to Zhengzhou Xinzheng International Airport (CGO)・1,468 km

No nonstop flights. The fastest connection is via Chifeng (CIF), about 2h 43m of flying time (layover not included).

With milesANA 10,000 miles+ (via PEK)JAL 15,000 miles+ (via SHA)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

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.