Where to find Solgaleo in Sun, Moon, Ultra Sun & Ultra Moon

Only in Sun & Ultra Sun
Static Encounter: Altar of the Sunne (Only in Sun), Mahalo Trail (Only in Ultra Sun)
Gift: Mahalo Trail (Only in Ultra Sun)

Solgaleo also appears in

How to get Solgaleo in Sun, Moon, Ultra Sun & Ultra Moon

Its base catch rate is 45 out of 255 (higher is easier); the catch rate calculator works out your odds with each ball. For the look, the best colour match is Timer Ball, Premier Ball or Beast Ball.

Evolution: Cosmog → Cosmoem (Level 43) → Solgaleo (Level 53) · Lunala (Level 53).

Solgaleo in every game · Pokémon Sun, Moon, Ultra Sun & Ultra Moon interactive map (Alola)