Spanish phrase
¿Cuánto tiempo antes debo ~?
Meaning
How long in advance should I ___?
When to use it
Asks when to do something before an event. Used to check timing for reservations or plans, neutral tone and suitable in casual or formal contexts.
Example dialogue
¿Cuánto tiempo antes debo reservar una mesa?
How long in advance should I reserve a table?
Si es un sitio popular, mejor reservar con una semana de antelación.
If it's a popular place, it's better to book a week in advance.