Spanish phrase
¿Cuánto tiempo vas a tardar?
Meaning
How long will it take you?
When to use it
Asks about the time needed for someone to finish or arrive. Common in informal contexts to gently request a time estimate rather than a formal inquiry.
Example dialogue
¿Cuánto tiempo vas a tardar?
How long will it take you?
Unos veinte minutos, salgo en seguida.
About twenty minutes; I'll be leaving shortly.