What how do you say bye in spanish?

The most common way to say goodbye in spanish is "adiós". It can be used in both formal and informal settings, and is the equivalent of the English "goodbye".

Other ways to say goodbye in Spanish include:

- Chau (informal, used mainly in Argentina and Uruguay)

- Hasta luego (formal, used in most Spanish-speaking countries)

- Hasta pronto (formal, used in most Spanish-speaking countries)

- Buenas noches (used when departing at night)

- Buenas tardes (used when departing in the afternoon)

- Buenas días (used when departing in the morning)