GMT to IST Time Converter
Convert GMT to IST instantly with DST awareness.
Converted time
2:30 PM
IST (India), India
10:00 AM in GMT is 2:30 PM in IST (India).
IST (India) is 4.5 hours ahead of GMT.
CrossTime AI · Part of Mesa Nova AI Tools
CrossTime AI converts GMT to IST (India) with daylight saving time (DST) awareness. This page belongs to the Engineering Team Time Zones cluster—UTC, IST, and US zone converters for engineering standups, releases, and on-call handoffs. Use the live converter for instant results, review best meeting overlap below, and open the AI Meeting Planner for multi-country scheduling. Related topic: US–India Time Zone Hub.
GMT to IST Time Converter: Free timezone converter from GMT (Europe/London) to IST (India) (Asia/Kolkata). Part of CrossTime AI global scheduling tools.
Best meeting time
Best overlap
9:00 AM – 1:00 PM GMT
1:00 PM – 5:00 PM IST
Recommended for
- Remote engineering teams
- SaaS companies
- International product meetings
The strongest same-day overlap between GMT and IST (India) typically falls around 9:00 AM (GMT) and 1:00 PM (IST (India)), suitable for remote engineering teams and similar workflows.
Timezone details
- Time difference
- IST (India) is 4.5 hours ahead of GMT.
- Source timezone
- GMT+1 / Europe/London
- Target timezone
- GMT+5.5 / Asia/Kolkata
- Daylight saving (source)
- GMT observes daylight saving on this date.
- Daylight saving (target)
- IST (India) does not observe daylight saving on this date.
- Working hours
- This time is within normal working hours (9 AM–5 PM) in IST (India).
Current time in GMT
7:52 AM
Mon, May 18
Current time in IST (India)
12:22 PM
Mon, May 18
Frequently asked questions
What is the time difference between GMT and IST (India)?+
IST (India) is 4.5 hours ahead of GMT.
How many hours apart are GMT and IST (India)?+
IST (India) is 4.5 hours ahead of GMT.
What is the best meeting time between GMT and IST (India)?+
Best overlap: GMT morning / afternoon / IST (India) afternoon. Typical overlap window: 9:00 AM – 1:00 PM GMT / 1:00 PM – 5:00 PM IST. For three or more regions, use the CrossTime AI Meeting Planner.
What time is it in IST (India) when it is 10 AM in GMT?+
At 10:00 AM in GMT, it is 2:30 PM in IST (India) on Mon, May 18, 2026 (DST-aware for your selected date).
Is IST (India) ahead of GMT?+
IST (India) is 4.5 hours ahead of GMT.
Does daylight saving affect GMT to IST (India) time?+
GMT observes daylight saving, while IST (India) does not. The hour difference between them can shift by one hour when GMT starts or ends DST.
How do I convert time from GMT to IST (India)?+
Enter your local time and date for GMT, then read the matching time in IST (India). Example: 10:00 AM in GMT is 2:30 PM in IST (India).