Delhi time to London time
London is 5.5 hours behind Delhi in January and 4.5 hours behind in July (Delhi GMT+5:30/UTC+05:30 in summer; London BST/UTC+01:00). Enter a Delhi time below to convert it, or leave it blank to see the current time in both cities.
How to use the Delhi to London time
- Type a Delhi time (24-hour) and optionally a date, or leave blank for now.
- Click Convert.
- Read the London time and the working-hours table.
Time difference between Delhi and London
London is 5.5 hours behind Delhi in January and 4.5 hours behind in July. London observes daylight saving time and Delhi does not, so the difference changes twice a year. Delhi uses Asia/Kolkata time (UTC+05:30 in January, UTC+05:30 in July); London uses Europe/London (UTC+00:00 in January, UTC+01:00 in July).
Working week in Delhi and London
Delhi: India Standard Time, UTC+5:30 all year for the whole country. Office hours 09:30–18:00 or 10:00–19:00; many IT firms run late shifts aligned to US clients. Weekend Saturday–Sunday, some Saturdays working.
London: Office hours 09:00–17:30, weekend Saturday–Sunday. Clocks go forward on the last Sunday of March (BST, UTC+1) and back on the last Sunday of October (GMT).
Quick conversion table (summer difference)
| Delhi | London |
|---|---|
| 08:00 | 03:30 |
| 09:00 | 04:30 |
| 10:00 | 05:30 |
| 12:00 | 07:30 |
| 14:00 | 09:30 |
| 16:00 | 11:30 |
| 18:00 | 13:30 |
| 20:00 | 15:30 |
| 22:00 | 17:30 |
Table uses the July difference; the tool above applies the exact rule for any date.
Best time to call between Delhi and London
Within normal office hours (09:00–18:00) in both cities: 14:00–17:00 Delhi time. For a compromise outside that window, the fairest slots are the ones nearest each side's start or end of day, alternating who takes the inconvenient hour.
Reverse
Need the other direction? See London to Delhi, or the general time zone converter.
Frequently asked questions
How many hours ahead is London from Delhi?
London is 5.5 hours behind Delhi in January and 4.5 hours behind in July.
When it is 12:00 noon in Delhi, what time is it in London?
07:30 in summer (the same or previous day); use the tool for a specific date.
Does the converter handle daylight saving?
Yes, for the exact date you enter, using the IANA time-zone rules in your browser.
Privacy
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Last updated 2026-09-23.