Are there nonstop flights from Xi'an (XIY) to Yangon (RGN)?

No. The fastest connection is via Kunming, about 3h 44m of total flying time.

What is the fastest connection from Xi'an (XIY) to Yangon (RGN)?

via Kunming ≈ 3h 44m, via Chongqing ≈ 3h 46m, via Chiang Mai ≈ 3h 47m (estimated flying time, excluding layovers).

from 15,000 JAL miles, from 18,000 ANA miles (economy, one way, based on the published award charts).

Xi'an Xianyang International Airport (XIY) to Yangon International Airport (RGN)・2,320 km

No nonstop flights. The fastest connection is via Kunming (KMG), about 3h 44m of flying time (layover not included).

With milesJAL 15,000 miles+ (via KMG)ANA 18,000 miles+ (via PEK)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

16 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.