Are there nonstop flights from Arusha (JRO) to Dubai (DXB)?

Yes. flydubai fly this route. Flight time is about 4h 55m.

What is the fastest connection from Arusha (JRO) to Dubai (DXB)?

via Nairobi ≈ 5h 28m, via Addis Ababa ≈ 5h 36m, via Doha ≈ 5h 38m (estimated flying time, excluding layovers).

from 17,500 ANA miles, from 23,000 JAL miles (economy, one way, based on the published award charts).

Kilimanjaro International Airport (JRO) to Dubai International Airport (DXB)・3,750 km

Nonstop flights available (1 airline). Flight time about 4h 55m. Nonstop return flights also operate.

With milesANA 17,500 miles+ (via ADD)JAL 23,000 miles+ (via DOH)Economy, one way, estimate. Tap a connection for miles by cabin.

7 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.