What time are you home till? Or

Until what time arw you home? Or

What time will you be home till? etc.

"Is this interrogative sentence correct for asking about the time? Here is the question : When are you at home until?" That's fine. Usually the "until" is shortened to 'til When you listen to some native speakers say this, it can be difficult to figure it out the first time. I know I'm guilty of running the words together in this phrase so it's almost like one long word.