Are there nonstop flights from Johannesburg (JNB) to Seoul (ICN)?

No. The fastest connection is via Beijing, about 15h 51m of total flying time.

What is the fastest connection from Johannesburg (JNB) to Seoul (ICN)?

via Beijing ≈ 15h 51m, via Shenzhen ≈ 15h 58m, via Hong Kong ≈ 16h (estimated flying time, excluding layovers).

from 45,000 JAL miles, from 48,500 ANA miles (economy, one way, based on the published award charts).

O.R. Tambo International Airport (JNB) to Incheon International Airport (ICN)・12,420 km

No nonstop flights. The fastest connection is via Beijing (PEK), about 15h 51m of flying time (layover not included).

With milesJAL 45,000 miles+ (via HKG)ANA 48,500 miles+ (via PEK)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

19 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.