Spanish phrase
Llegaré tarde a ~.
Meaning
I will be late for ___.
When to use it
Says the speaker will arrive after the scheduled time. Used to notify others, often giving a brief reason or asking someone to inform or cover.
Example dialogue
Llegaré tarde a la clase, tengo que hacer un trámite.
I will be late for class; I have to take care of some paperwork.
Está bien, yo aviso a la profesora.
That's fine, I'll tell the teacher.