How to ask a professor for an extension
The deadline is close, you are not going to make it, and every draft you write sounds either too casual or like a medical report.
Why this one gets stuck
You are asking for something, so the instinct is to justify it heavily — and the more you justify, the more it reads like you are building a case. A professor granting an extension is making an administrative decision, not judging whether your reason is good enough. They need to know how long, and whether this is a pattern.
What actually makes it land
- Ask for a specific new date. “A few more days” puts the work of deciding back on them.
- Give the reason in one sentence, without embellishment.
- Say where the work currently stands — it shows this is a timing problem, not an avoidance one.
What to leave out
- ✕A long account of your week. Detail reads as pleading, and invites scrutiny of the detail.
- ✕Anything you cannot back up. Do not reach for an illness or an emergency you would struggle to describe twice.
- ✕Apologising three times. Once, at the start, is enough.
Two emails you can adapt
Both name a date and state where the work stands. Swap the reason for yours.
Straightforward
Dear Professor Ruiz — I am writing to ask whether I could have an extension on the essay due Friday. I have had a heavier-than-usual workload this month and I am about two-thirds through the draft. Would Monday the 14th be possible? Thank you for considering it.
When it is the second time
Dear Professor Ruiz — I know I asked for extra time on the last assignment, so I want to be direct: I need until Monday the 14th for this one. The analysis is done and the writing is roughly half finished. If that is not possible I will submit what I have on Friday.

Yours is never quite the example.
The examples above are a starting point. SAY works from your actual situation — the thread, the person, the history — and writes the message for it. Say it out loud, badly, and it takes it from there.
Try it freeTwo languages, natively