London to IST Time Converter
Convert London to India Standard Time instantly.
Scroll the timeline to check any hour of the day.
London
GMT
7:07
India Standard Time
IST
11:37
London is on daylight savings (BST) right now, while IST stays at UTC+5:30 all year.
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How the London to IST time difference works
IST is 4 hours 30 minutes ahead of London. London (GMT) is a city in United Kingdom. India Standard Time (IST) is the time zone of India and Sri Lanka. For example, 9:00 AM London is 1:30 PM IST. Scroll the timeline above to convert any moment, or use the chart below for a quick reference.
Time difference
4 hours 30 minutes
Daylight saving
London only
London offset
UTC+0
IST offset
UTC+5:30
London to IST conversion chart
| London (GMT) | India Standard Time (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 meet
A standard 9 to 5 workday overlaps from 9:00 AM to 12:30 PM London (1:30 PM to 5:00 PM IST). Schedule inside that window to catch both coasts during business hours.
Cities in each time zone
London (GMT)
BirminghamLiverpoolGlasgowBristolLeedsBelfast
India Standard Time (IST)
MumbaiDelhiBengaluruKolkataChennaiHyderabad
London to IST questions
Is IST ahead of or behind London?
IST is 4 hours 30 minutes ahead of London. So 9:00 AM London is 1:30 PM IST, and 5:00 PM London is 9:30 PM IST.
What time is it in IST when it is 12:00 PM London?
When it is 12:00 PM (noon) London in London, it is 4:30 PM IST in India Standard Time.
How many hours difference is there between London and IST?
There is a 4 hours 30 minutes difference. India Standard Time (IST) runs 4 hours 30 minutes ahead of London (GMT).
Do London and IST observe daylight saving time?
London observes daylight saving time but India Standard Time does not, so the difference between them changes by an hour twice a year.
What is the best time to schedule a meeting between London and IST?
A standard 9-to-5 workday overlaps from 9:00 AM to 12:30 PM London (1:30 PM to 5:00 PM IST). Scheduling inside that window keeps the call during business hours in both London and India Standard Time.
Which cities use London and IST?
London (GMT) covers cities such as Birmingham, Liverpool, Glasgow, Bristol, Leeds, Belfast. India Standard Time (IST) covers cities such as Mumbai, Delhi, Bengaluru, Kolkata, Chennai, Hyderabad.