Are there nonstop flights from Makassar (UPG) to Bau Bau (BUW)?

Yes. Wings Air fly this route. Flight time is about 54m.

Makassar → Bau Bau

Sultan Hasanuddin International Airport (UPG) to Betoambari Airport (BUW)・337 km

Nonstop flights available (1 airline). Flight time about 54m. Nonstop return flights also operate.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.