Are there nonstop flights from Shenzhen (SZX) to Xinyang (XAI)?

Yes. Okay Airways fly this route. Flight time is about 1h 48m.

What is the fastest connection from Shenzhen (SZX) to Xinyang (XAI)?

via Xiamen ≈ 2h 44m, via Hangzhou ≈ 3h 2m, via Chongqing ≈ 3h 10m (estimated flying time, excluding layovers).

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

Shenzhen Bao'an International Airport (SZX) to Xinyang Minggang Airport (XAI)・1,101 km

Nonstop flights available (1 airline). Flight time about 1h 48m. Nonstop return flights also operate.

With milesJAL 15,000 miles+ (via HGH)Economy, one way, estimate. Tap a connection for miles by cabin.

10 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.