French phrase
Combien de temps faut-il pour ~ ?
Meaning
How long does it take to ___?
When to use it
Asks how long an action or trip will take. Polite and useful in many situations, including travel, tasks, and procedures.
Example dialogue
Combien de temps faut-il pour aller à la gare ?
How long does it take to get to the station?
Environ vingt minutes.
About twenty minutes.