World Timezones

GST to IST Converter

Compare IST to GST instead
Gulf Standard Time8:36 amFri, Jun 5
Gulf Standard TimeGST
Middle East · UTC+4
8:36 amFri, Jun 5
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
India Standard TimeIST
Asia · UTC+5:30
10:06 amFri, Jun 5
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
12a

Offset

The time difference between Gulf Standard Time and India Standard Time is 1.5 hours.

1.5 hours

Gulf Standard Time (GST) is behind India Standard Time (IST).

GST: UTC+4

IST: UTC+5:30

Neither Gulf Standard Time nor India Standard Time is currently observing daylight saving time.

When to schedule

Business-hours overlap: 9 AM–4 PM in Gulf Standard Time (10 AM–5 PM in India Standard Time).

Both teams are in working hours during this window on weekdays.

Suggested time: 12:00 PM Gulf Standard Time (1:30 PM India Standard Time).

About these zones

Gulf Standard Time is also known as GST. To call United Arab Emirates, dial +971.

India Standard Time is also known as IST. To call India, dial +91.

India Standard Time is approximately 1,200 miles east of Gulf Standard Time.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

GSTISTDay
12:00 am1:30 amSame day
1:00 am2:30 amSame day
2:00 am3:30 amSame day
3:00 am4:30 amSame day
4:00 am5:30 amSame day
5:00 am6:30 amSame day
6:00 am7:30 amSame day
7:00 am8:30 amSame day
8:00 am9:30 amSame day
9:00 am10:30 amSame day
10:00 am11:30 amSame day
11:00 am12:30 pmSame day
12:00 pm1:30 pmSame day
1:00 pm2:30 pmSame day
2:00 pm3:30 pmSame day
3:00 pm4:30 pmSame day
4:00 pm5:30 pmSame day
5:00 pm6:30 pmSame day
6:00 pm7:30 pmSame day
7:00 pm8:30 pmSame day
8:00 pm9:30 pmSame day
9:00 pm10:30 pmSame day
10:00 pm11:30 pmSame day
11:00 pm12:30 am+1 day

Daylight saving time

Neither Gulf Standard Time nor India Standard Time observes daylight saving time. The offset between these zones remains constant year-round.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Gulf Standard Time
Sunrise
5:29 AM
Sunset
7:07 PM
Day length
13h 38m
India Standard Time
Sunrise
6:01 AM
Sunset
7:15 PM
Day length
13h 14m

Daylight overlap: 12h 15m — 5:29 AM–5:45 PM in Gulf Standard Time (6:59 AM–7:15 PM in India Standard Time). Both locations are in daylight during this window.

Cities in these zones

Cities in Gulf Standard Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Gulf Standard Time

  • DWC
  • DXB
  • SHJ
  • AUH

Airports in India Standard Time

  • BOM
  • NMI
  • DEL
  • BLR
  • HYD
  • AMD
  • MAA
  • CCU
  • STV
  • PNQ

Related conversions

Common conversions

What is 9:00 am GST in IST?
9:00 am GST is 10:30 am IST.
What is 12:00 pm GST in IST?
12:00 pm GST is 1:30 pm IST.
What is 12:30 pm GST in IST?
12:30 pm GST is 2:00 pm IST.
What is 2:00 pm GST in IST?
2:00 pm GST is 3:30 pm IST.
What is 5:00 pm GST in IST?
5:00 pm GST is 6:30 pm IST.
What is 11:30 pm GST in IST?
11:30 pm GST is 1:00 am IST, the next day.