Are there nonstop flights from Riyadh (RUH) to Moscow (DME)?

No. The fastest connection is via Sochi, about 5h 5m of total flying time.

What is the fastest connection from Riyadh (RUH) to Moscow (DME)?

via Sochi ≈ 5h 5m, via Kuwait City ≈ 5h 8m, via Baku ≈ 5h 17m (estimated flying time, excluding layovers).

from 23,000 JAL miles, from 30,000 ANA miles (economy, one way, based on the published award charts).

King Khalid International Airport (RUH) to Domodedovo International Airport (DME)・3,461 km

No nonstop flights. The fastest connection is via Sochi (AER), about 5h 5m of flying time (layover not included).

With milesJAL 23,000 miles+ (via AMM)ANA 30,000 miles+ (via CAI)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.