How many months before my course can I apply for my UK student visa?
You can submit your UK student visa application up to 6 months before the start date on your CAS. If your course runs longer than 6 months, you can land in UK up to 1 month early. You need your CAS from the university first.
You can apply for your UK student visa up to 6 months before the start date on your CAS. You need your CAS first, and if your course runs longer than 6 months, you can land in UK up to 1 month early.
Visa Timing for a September 2027 Start
| Stage | Timing |
|---|---|
| Get your CAS and apply for the Student visa | Typically March to August 2027, depending on the start date on your CAS |
| Earliest visa application | Up to 6 months before the start date on your CAS |
| Earliest arrival | Up to 1 month early if your course runs longer than 6 months |
| Classes begin | Mid-September to early October 2027 |
A Simple Month-by-Month Plan
- 4 to 7 months before: accept an offer, pay the deposit and ask for your CAS
- 1 to 3 months before: apply for your visa, then book housing and flights
My Advice
Do not apply for the visa the moment the window opens without checking that your CAS and funds are ready. Work backwards from your start date, secure your offer and deposit first, and leave a comfortable gap before you book flights.
Not sure which documents your UK visa needs?
Interview prep, funds proof and timelines. Get a checklist for your case.
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