Boats to Baisha Harbour leave Donggang hourly in the morning from 7am, and every 1½ hours in the afternoon until 6.45pm (roundtrip NT$410, 30 minutes). The last return boat to Donggang leaves at 5.30pm.
Buses stop in central Donggang diagonally opposite McDonald's. From here catch a quick taxi (NT$100) to the harbour ferry terminals. Use the first terminal on the right before the fish market.
To Donggang, buses leave from Pingtung every 20 minutes (NT$85, 40 minutes), and from Kaohsiung (NT$115, 50 to 70 minutes) every 30 minutes.