Are there nonstop flights from Jakarta (CGK) to Busan (PUS)?

No. The fastest connection is via Taipei, about 7h 4m of total flying time.

What is the fastest connection from Jakarta (CGK) to Busan (PUS)?

via Taipei ≈ 7h 4m, via Xiamen ≈ 7h 7m, via Kota Kinabalu ≈ 7h 8m (estimated flying time, excluding layovers).

from 18,500 ANA miles, from 23,000 JAL miles (economy, one way, based on the published award charts).

Soekarno-Hatta International Airport (CGK) to Gimhae International Airport (PUS)・5,152 km

No nonstop flights. The fastest connection is via Taipei (TPE), about 7h 4m of flying time (layover not included).

With milesANA 18,500 miles+ (via TPE)JAL 23,000 miles+ (via PVG)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

18 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.