Are there nonstop flights from Changzhi (CIH) to Hanoi (HAN)?

No. The fastest connection is via Chongqing, about 3h 14m of total flying time.

What is the fastest connection from Changzhi (CIH) to Hanoi (HAN)?

via Chongqing ≈ 3h 14m, via Wuhan ≈ 3h 20m, via Chengdu ≈ 3h 26m (estimated flying time, excluding layovers).

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

Changzhi Wangcun Airport (CIH) to Noi Bai International Airport (HAN)・1,815 km

No nonstop flights. The fastest connection is via Chongqing (CKG), about 3h 14m 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.

13 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.