Best beaches in Bonagai

1 ranked beach in Bonagai, Milne Bay Province

Ranked by the OnlyBeaches Index (OBI) — a 1-10 score blending water purity, conditions, crowd levels and vibe. Updated every 30 minutes.

All beaches in Bonagai

1

Bonagai Beach

Small village beach south of Kulumadau, useful for local bay-coast coverage without duplicating the main Kulumadau area.

7.0

What makes Bonagai's beaches stand out?

Bonagai sits in Milne Bay Province, Papua New Guinea and is home to 1 ranked beach on OnlyBeaches. Every beach here is scored by the OnlyBeaches Index — a 1-10 metric blending water purity, live conditions (waves, water temperature, wind), crowd intelligence and vibe.

Whether you're after the highest-scoring beach in Bonagai or a quieter hidden cove, the list above is refreshed every 30 minutes using live Stormglass and OpenWeather data.