Are there nonstop flights from Mirny (MJZ) to Krasnodar (KRR)?

Yes. ALROSA Air Company fly this route. Flight time is about 6h 19m.

What is the fastest connection from Mirny (MJZ) to Krasnodar (KRR)?

via Yekaterinburg ≈ 6h 50m, via Novosibirsk ≈ 7h 7m, via Krasnoyarsk ≈ 7h 11m (estimated flying time, excluding layovers).

from 23,000 JAL miles (economy, one way, based on the published award charts).

Mirny Airport (MJZ) to Krasnodar Pashkovsky International Airport (KRR)・4,951 km

Nonstop flights available (1 airline). Flight time about 6h 19m. Nonstop return flights also operate.

With milesJAL 23,000 miles+ (via OVB)Economy, one way, estimate. Tap a connection for miles by cabin.

5 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.