St. John's MumbaiNST to IST Time Converter
St. John's (NST, UTC−3:30) is currently 9 hours behind Mumbai (IST, UTC+5:30). Compare live clocks, convert any hour, and find times to meet.
Quick answer
When it's in St. John's, it's the same day in Mumbai.
St. John's (NST) runs 9 hours behind Mumbai (IST). A 9-to-5 workday on one side lands in the other side's evening or night, so the two cities share almost no normal working hours — edge-of-day calls are the trick.
- Time difference
- +9h 00m
- NST
- UTC−3:30
- IST
- UTC+5:30
- Best call window
- Outside 9–6
NST to IST conversion table
The next 12 hours in NST and the matching local time in IST. The current hour is highlighted; drag the converter's slider and the table follows.
| NST | IST |
|---|---|
| NOW Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Best time to meet between NST & IST
Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.
Daylight saving shifts this gap by up to 1 hour
The difference between NST and IST swings between 8 and 9 hours across the year as each side starts or ends daylight saving. Regions on NST switch to NDT (UTC−2:30) during 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 NST
To IST
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 NST time in IST?", 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 IANA zones and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "NST → IST",
"url": "https://worldclock.pro/en/convert/nst-to-ist",
"from": {
"name": "NST",
"type": "timezone",
"abbreviation": "NST",
"daylightAbbreviation": "NDT",
"iana": "America/St_Johns",
"standardUtcOffset": "-03:30",
"daylightUtcOffset": "-02:30",
"referenceCity": "St. John's"
},
"to": {
"name": "IST",
"type": "timezone",
"abbreviation": "IST",
"daylightAbbreviation": null,
"iana": "Asia/Kolkata",
"standardUtcOffset": "+05:30",
"daylightUtcOffset": null,
"referenceCity": "Mumbai"
},
"currentDifferenceMinutes": 540,
"possibleDifferencesMinutes": [
480,
540
],
"note": "Between the regions that use these zones the difference is 8 and 9 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}
Frequently asked questions
What is the time difference between NST and IST?
NST is currently 9 hours behind IST. NST is on NST (UTC−3:30) and IST is on IST (UTC+5:30). The difference can change when either side starts or ends daylight saving time.
Is IST ahead of or behind NST?
IST is currently 9 hours ahead of NST.
When it is 9:00 AM in NST, what time is it in IST?
When it is 9:00 AM on a Monday in NST, it is 6:00 PM in IST.
Do NST and IST observe daylight saving time?
Regions on NST switch to NDT (UTC−2:30) during daylight saving time. IST does not observe daylight saving time.
How do I convert NST time to IST time?
Add 9 hours to any time in NST to get the time in IST. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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