IST to GMT Converter

Greenwich Mean Time (GMT) is 5.5 hours behind India Standard Time (IST).

⇄
—

--:--
--:--

IST to GMT time difference

GMT is 5.5 hours behind IST.

Quick examples: 9:00 AM IST = 3:30 AM GMT · 12:00 PM IST = 6:30 AM GMT · 5:00 PM IST = 11:30 AM GMT

IST to GMT conversion table

India Standard Time (IST)Greenwich Mean Time (GMT)
12:00 AM IST6:30 PM GMT (previous day)
1:00 AM IST7:30 PM GMT (previous day)
2:00 AM IST8:30 PM GMT (previous day)
3:00 AM IST9:30 PM GMT (previous day)
4:00 AM IST10:30 PM GMT (previous day)
5:00 AM IST11:30 PM GMT (previous day)
6:00 AM IST12:30 AM GMT
7:00 AM IST1:30 AM GMT
8:00 AM IST2:30 AM GMT
9:00 AM IST3:30 AM GMT
10:00 AM IST4:30 AM GMT
11:00 AM IST5:30 AM GMT
12:00 PM IST6:30 AM GMT
1:00 PM IST7:30 AM GMT
2:00 PM IST8:30 AM GMT
3:00 PM IST9:30 AM GMT
4:00 PM IST10:30 AM GMT
5:00 PM IST11:30 AM GMT
6:00 PM IST12:30 PM GMT
7:00 PM IST1:30 PM GMT
8:00 PM IST2:30 PM GMT
9:00 PM IST3:30 PM GMT
10:00 PM IST4:30 PM GMT
11:00 PM IST5:30 PM GMT

How to convert IST to GMT

  1. Pick a date and time in India Standard Time.
  2. The matching Greenwich Mean Time time appears instantly on the right.
  3. Use the ⇄ button to convert GMT to IST instead.

About India Standard Time and Greenwich Mean Time

India Standard Time (IST) is used in New Delhi, Mumbai, Bangalore and all of India. Greenwich Mean Time (GMT) is used in the Greenwich meridian (London in winter, Iceland, and West Africa).

Related time zone converters

GMT to ISTIST to PSTIST to MSTIST to CSTIST to ESTIST to UTCIST to BSTPST to GMTMST to GMTCST to GMTEST to GMT

Frequently asked questions

What is the time difference between IST and GMT?

GMT is 5.5 hours behind IST.

How do I convert IST to GMT?

Subtract 5.5 hours to the IST time. For example, 12:00 PM IST is 6:30 AM GMT.

Where is IST used?

India Standard Time is used in New Delhi, Mumbai, Bangalore and all of India.

Where is GMT used?

Greenwich Mean Time is used in the Greenwich meridian (London in winter, Iceland, and West Africa).

Does this converter handle daylight saving time?

Yes. The converter uses the official time zone database, so it automatically applies daylight saving time for the date you pick.