Are there nonstop flights from Yekaterinburg (SVX) to Ulan Ude (UUD)?

Yes. Red Wings Airlines fly this route. Flight time is about 4h 3m.

What is the fastest connection from Yekaterinburg (SVX) to Ulan Ude (UUD)?

via Krasnoyarsk ≈ 4h 33m, via Irkutsk ≈ 4h 33m, via Kemerovo ≈ 4h 34m (estimated flying time, excluding layovers).

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

Koltsovo Airport (SVX) to Baikal International Airport (UUD)・3,016 km

Nonstop flights available (1 airline). Flight time about 4h 3m. Nonstop return flights also operate.

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

14 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.