* Hasta luego. This is the most common way to say "see ya later" in Spanish. It can be used in both formal and informal settings.
* Nos vemos. This is another way to say "see ya later" in Spanish. It is more informal than hasta luego and is often used among friends.
* Chao. This is a very informal way to say "see ya later" in Spanish. It is only used in casual settings.
* Adiós. This is the formal way to say "goodbye" in Spanish. It is used in both formal and informal settings.