ReckonDay

Time Zone Converter

London to Mumbai Time Converter

Mumbai runs 4.5 hours ahead of London as of now. London observes daylight saving time; Mumbai does not.

London (UK)

UTC+01:00

Observes daylight saving time

India Standard Time (Mumbai/Delhi)

UTC+05:30

Does not observe daylight saving time

Deep UK-India ties in finance, tech, and outsourcing keep this one of the more frequently checked conversions on the site, helped along by a gap that's genuinely gentler than most: 4.5 hours in UK summer, 5.5 in UK winter.

That half-day swing exists purely because Britain moves its clocks for Daylight Saving Time and India doesn't — a London-India call that felt perfectly timed in June can drift by an hour by December without either side changing a thing.

Late UK morning, roughly 10-11am, lands squarely in India's early afternoon — one of the few pairs on this site where a comfortable shared window exists without either side needing to compromise into an odd hour.

London-Mumbai DST rules in full: Time Zone Converter (London side).

London → Mumbai, hour by hour

LondonMumbai
12:00 AM4:00 AM
1:00 AM5:00 AM
2:00 AM6:00 AM
3:00 AM7:00 AM
4:00 AM8:00 AM
5:00 AM9:00 AM
6:00 AM10:00 AM
7:00 AM11:00 AM
8:00 AM12:00 PM
9:00 AM1:00 PM
10:00 AM2:00 PM
11:00 AM3:00 PM
12:00 PM4:00 PM
1:00 PM5:00 PM
2:00 PM6:00 PM
3:00 PM7:00 PM
4:00 PM8:00 PM
5:00 PM9:00 PM
6:00 PM10:00 PM
7:00 PM11:00 PM
8:00 PM12:00 AM(next day)
9:00 PM1:00 AM(next day)
10:00 PM2:00 AM(next day)
11:00 PM3:00 AM(next day)

London-Mumbai meeting window

London and Mumbai share standard 9-5 hours from 9am to 1pm London time.

London-Mumbai FAQ

Is India ahead of or behind London?

Ahead — by 4.5 hours when the UK is on British Summer Time, or 5.5 hours when the UK is on standard winter time.

Is there a comfortable overlap for both sides' working day?

Yes — London mid-morning lands in India's early afternoon, one of the more naturally workable overlaps covered on this site.

London and Mumbai in the full pairs index. For London, Mumbai, plus more, try the Meeting Planner (Mumbai-friendly).