Mumbai GSTTime Converter
Mumbai (IST, UTC+5:30) is currently 1 hour 30 minutes ahead of GST (UTC+4). Compare live clocks, convert any hour, and find times to meet.
Best time to meet between Mumbai and GST
Best meeting times:
Mumbai: 11:00 AM – 6:00 PM
GST: 9:30 AM – 4:30 PM
Quick answer
When it's in Mumbai, it's the same day in GST.
Mumbai (IST) runs 1 hour 30 minutes ahead of GST. Both sides keep standard office hours with a real 9–6 overlap: the highlighted window above works for everyone.
- Time difference
- −1h 30m
- Mumbai
- UTC+5:30
- GST
- UTC+4
- Best call window
- 11:00 AM IST
Mumbai to GST conversion table
The next 12 hours in Mumbai and the matching local time in GST. The current hour is highlighted; drag the converter's slider and the table follows.
| Mumbai · IST | GST |
|---|---|
| NOW Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
Sun, Aug 2 |
This time difference never changes
Neither side observes daylight saving against the other, so the gap stays constant all year. Mumbai does not observe daylight saving time. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair: every combination is a live tool, not an article.
From Mumbai
To GST
One source of truth, for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Mumbai time in GST?", it can cite the exact, DST-aware result, not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with time zone identifiers and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "Mumbai → GST",
"url": "https://worldclock.pro/en/convert/mumbai-to-gst",
"from": {
"name": "Mumbai",
"type": "city",
"abbreviation": "IST",
"daylightAbbreviation": null,
"iana": "Asia/Kolkata",
"standardUtcOffset": "+05:30",
"daylightUtcOffset": null,
"referenceCity": "Mumbai"
},
"to": {
"name": "GST",
"type": "timezone",
"abbreviation": "GST",
"daylightAbbreviation": null,
"iana": "Asia/Dubai",
"standardUtcOffset": "+04:00",
"daylightUtcOffset": null,
"referenceCity": "Dubai"
},
"currentDifferenceMinutes": -90,
"possibleDifferencesMinutes": [
-90
],
"note": "The difference is constant year-round."
}
Frequently asked questions
What is the time difference between Mumbai and GST?
Mumbai is currently 1 hour 30 minutes ahead of GST. Mumbai is on IST (UTC+5:30) and GST is on GST (UTC+4). The difference can change when either side starts or ends daylight saving time.
Is GST ahead of or behind Mumbai?
GST is currently 1 hour 30 minutes behind Mumbai.
When it is 9:00 AM in Mumbai, what time is it in GST?
When it is 9:00 AM on a Sunday in Mumbai, it is 7:30 AM in GST.
Do Mumbai and GST observe daylight saving time?
Mumbai does not observe daylight saving time. GST does not observe daylight saving time.
How do I convert Mumbai time to GST time?
Subtract 1 hour 30 minutes from any time in Mumbai to get the time in GST. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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