Are there nonstop flights from Algiers (ALG) to Johannesburg (JNB)?

Yes. Air Algérie fly this route. Flight time is about 9h 17m.

What is the fastest connection from Algiers (ALG) to Johannesburg (JNB)?

via Douala ≈ 9h 56m, via Luanda ≈ 10h, via Libreville ≈ 10h 1m (estimated flying time, excluding layovers).

from 30,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Houari Boumediene Airport (ALG) to O.R. Tambo International Airport (JNB)・7,462 km

Nonstop flights available (1 airline). Flight time about 9h 17m. Nonstop return flights also operate.

With milesANA 30,000 miles+ (via CAI)JAL 45,000 miles+ (via CDG)Economy, one way, estimate. Tap a connection for miles by cabin.

13 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.