IST to UTC Time Converter

Convert India Standard Time to Coordinated Universal Time - Quick & Accurate

Mumbai (IST)
UTC (UTC)
UTC is 5.5 hours behind IST

Quick Time Conversion

Mumbai
India Standard Time
UTC+5:30
UTC
Coordinated Universal Time
UTC+0

Current Time Right Now

India Standard Time
Coordinated Universal Time

Updates live every second

24-Hour Visual Comparison

IST (Mumbai)
12am IST
1am IST
2am IST
3am IST
4am IST
5am IST
6am IST
7am IST
8am IST
9am IST
10am IST
11am IST
12pm IST
1pm IST
2pm IST
3pm IST
4pm IST
5pm IST
6pm IST
7pm IST
8pm IST
9pm IST
10pm IST
11pm IST
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UTC (UTC)
7pm UTC
8pm UTC
9pm UTC
10pm UTC
11pm UTC
12am UTC
1am UTC
2am UTC
3am UTC
4am UTC
5am UTC
6am UTC
7am UTC
8am UTC
9am UTC
10am UTC
11am UTC
12pm UTC
1pm UTC
2pm UTC
3pm UTC
4pm UTC
5pm UTC
6pm UTC
Business Hours (9AM-5PM)
Evening (5PM-9PM)
Night (9PM-6AM)

Hover over any hour to see corresponding time in both zones

Best Time for Meeting/Call

To schedule a meeting between IST and UTC:

Best Window (IST)
12:00 PM - 5:00 PM
Which is (UTC)
7:00 AM - 114:00 PM
Both parties in business hours
Optimal overlap window
Ideal for international teams

Pro Tip: Schedule calls during the overlap window for optimal convenience for both time zones

Complete IST to UTC Conversion Table

IST TimeUTC TimeContext
12:00 AM06:30 PM
Midnight IST
01:00 AM07:30 PM
Late Night
02:00 AM08:30 PM
Late Night
03:00 AM09:30 PM
Late Night
04:00 AM10:30 PM
Late Night
05:00 AM11:30 PM
Late Night
06:00 AM12:30 AM
Early Morning IST
07:00 AM01:30 AM
Night Time
08:00 AM02:30 AM
Night Time
09:00 AM03:30 AM
Work Starts IST
10:00 AM04:30 AM
Night Time
11:00 AM05:30 AM
Night Time

India Standard Time (IST)

UTC+5:30
UTC+5:30
Representative City:

Mumbai

IANA Identifier:

Asia/Kolkata

Coordinated Universal Time (UTC)

UTC+0
UTC+0
Representative City:

UTC

IANA Identifier:

UTC

Quick Reference

Time Difference: UTC is 5.5 hours behind IST
Note: Time difference may vary during daylight saving transitions
UTC Offsets: IST = UTC+5:30, UTC = UTC+0
2025 DST (North America): Starts March 9 at 2:00 AM, Ends November 2 at 2:00 AM

Frequently Asked Questions

UTC (Coordinated Universal Time) is 5.5 hours behind IST (India Standard Time). This means when it's 12:00 PM in Mumbai (IST), it's 6:30 AM in UTC (UTC).

The best time to call from IST to UTC is during overlapping business hours. For IST callers, schedule between 12:00 PM - 5:00 PM IST to ensure both parties are within standard business hours.

The time difference may change during daylight saving transitions if one region observes DST while the other doesn't. India Standard Time (UTC+5:30) and Coordinated Universal Time (UTC+0) may have different DST schedules.

IST includes cities like Mumbai. UTC includes cities like UTC. Both time zones cover important business and cultural centers.

In 2025, DST in North America starts on March 9 at 2:00 AM and ends on November 2 at 2:00 AM. Other regions may have different DST schedules or not observe DST at all.