Are there nonstop flights from Bangkok (BKK) to Changzhi (CIH)?

No. The fastest connection is via Chongqing, about 4h 20m of total flying time.

What is the fastest connection from Bangkok (BKK) to Changzhi (CIH)?

via Chongqing ≈ 4h 20m, via Kunming ≈ 4h 22m, via Chengdu ≈ 4h 27m (estimated flying time, excluding layovers).

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

Suvarnabhumi Airport (BKK) to Changzhi Wangcun Airport (CIH)・2,796 km

No nonstop flights. The fastest connection is via Chongqing (CKG), about 4h 20m 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.

15 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.