United Kingdom to IST time converter
IST is 4 hours 30 minutes ahead of United Kingdom. When it is 9:00 AM in United Kingdom, it is 1:30 PM in IST.
United Kingdom BST
Sunday, October 18, 2026
IST UTC+5:30
Sunday, October 18, 2026
2:43 AM in United Kingdom, Sunday, October 18, 2026
United Kingdom to IST conversion table
Every hour of today in United Kingdom and the matching time in IST. Light rows are typical working hours (9:00–18:00).
| United Kingdom | IST |
|---|---|
| 12:00 AM | 4:30 AM |
| 1:00 AM | 5:30 AM |
| 2:00 AM | 6:30 AM |
| 3:00 AM | 7:30 AM |
| 4:00 AM | 8:30 AM |
| 5:00 AM | 9:30 AM |
| 6:00 AM | 10:30 AM |
| 7:00 AM | 11:30 AM |
| 8:00 AM | 12:30 PM |
| 9:00 AM | 1:30 PM |
| 10:00 AM | 2:30 PM |
| 11:00 AM | 3:30 PM |
| 12:00 PM | 4:30 PM |
| 1:00 PM | 5:30 PM |
| 2:00 PM | 6:30 PM |
| 3:00 PM | 7:30 PM |
| 4:00 PM | 8:30 PM |
| 5:00 PM | 9:30 PM |
| 6:00 PM | 10:30 PM |
| 7:00 PM | 11:30 PM |
| 8:00 PM | 12:30 AM+1 day |
| 9:00 PM | 1:30 AM+1 day |
| 10:00 PM | 2:30 AM+1 day |
| 11:00 PM | 3:30 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 1:30 PM in United Kingdom (1:30 PM – 6:00 PM in IST).
Daylight saving time and the difference
The difference changes during the year because United Kingdom and IST switch clocks on different dates:
- Oct 18, 2026 – Oct 25, 2026: +4h 30m
- Oct 25, 2026 – Mar 28, 2027: +5h 30m
- Mar 28, 2027 – Oct 18, 2027: +4h 30m
More conversions
Questions and answers
What is the time difference between United Kingdom and IST?
IST is 4 hours 30 minutes ahead of United Kingdom.
What time is it in IST when it is 9 AM in United Kingdom?
When it is 9:00 AM in United Kingdom, it is 1:30 PM in IST.
When is the best time to call IST from United Kingdom?
Both sides are at work from 9:00 AM – 1:30 PM in United Kingdom (1:30 PM – 6:00 PM in IST).
Does the time difference between United Kingdom and IST change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.