How do you sya good evening in spanish?

Answer 1

You could say something like "Buenas noches, vecino. ¿Cómo estás?" This is "Good evening, neighbor. How are you?" This assumes you and your neightbor are on familiar terms. Otherwise, it would be "¿Cómo está usted?"

Answer 2

You say "Buenas Tardes" to say Good Evening in Spanish.

Answer 3

Buenas noches = good night. Can be said when you first meet or when leaving