Convert IST to GMT Time - Mumbai to London Converter

Q: What is the Indian Standard Time (IST) to Greenwich Mean Time (GMT) conversion?

The IST to GMT conversion involves converting Indian Standard Time (IST), UTC+5:30, to Greenwich Mean Time (GMT), UTC+0:00. This conversion is essential for coordinating schedules across these two time zones.

Q: How many hours is IST ahead of GMT?

Indian Standard Time (IST) is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT). Therefore, at 12:00 PM IST, it will be 6:30 AM GMT on the same day.

Q: How do I convert IST time to GMT time using your online tool?

To convert IST to GMT using our online tool at iformat.io, enter the desired IST time into the input field. The converter automatically calculates and displays the corresponding GMT, making it quick and easy.

Q: What is the best tool to convert IST to GMT?

The best tool to convert IST to GMT is our free online converter at iformat.io. It provides real-time calculations and is user-friendly, ensuring accurate conversions between these two time zones.

Q: What are the typical working hours for scheduling meetings between IST and GMT?

The typical working hours for scheduling meetings between IST and GMT are generally between 2:30 PM and 6:00 PM IST, which corresponds to 9:00 AM and 12:30 PM GMT. This range accommodates working hours in both regions.

Q: Can I use your IST to GMT converter on mobile devices?

Our IST to GMT converter is optimized for mobile devices, including iPhones and Android phones. Through iformat.io, you can easily access it on any device and perform conversions on the go.

Q: How does Daylight Saving Time affect the conversion from GMT?

Greenwich Mean Time (GMT) does not observe Daylight Saving Time; therefore, the offset remains constant throughout the year. This consistency simplifies planning since GMT does not have seasonal changes.

Convert India Standard Time (IST) to Greenwich Mean Time (GMT, UTC+0) with our professional time zone converter. Designed for international business meetings between Mumbai to London, this tool provides real-time conversion, optimal meeting time suggestions, business hours comparison, and 24-hour conversion tables. Features include live clock displays, meeting scheduler, time zone maps, and daylight saving time handling. Perfect for international business coordination, global team management, and cross-border communication. No registration required - works instantly on all devices with offline capability.

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IST

India Standard Time

Current Time

Select Date & Time

→

🕐

GMT

Greenwich Mean Time

Current Time

Converted Time

Select a time to convert

Time Difference

Your Local Time

UTC Time

IST to GMT Time Zone Difference

Greenwich Mean Time is 5 hours and 30 minutes behind India Standard Time

Always up-to-date and accurate

24-Hour IST to GMT Conversion Chart

Complete hourly conversion for India Standard Time to Greenwich Mean Time

India Standard Time	Greenwich Mean Time	24-Hour IST	24-Hour GMT
12:00 AM	6:30 PM (previous day)	00:00	18:30
1:00 AM	7:30 PM (previous day)	01:00	19:30
2:00 AM	8:30 PM (previous day)	02:00	20:30
3:00 AM	9:30 PM (previous day)	03:00	21:30
4:00 AM	10:30 PM (previous day)	04:00	22:30
5:00 AM	11:30 PM (previous day)	05:00	23:30
6:00 AM	12:30 AM	06:00	00:30
7:00 AM	1:30 AM	07:00	01:30
8:00 AM	2:30 AM	08:00	02:30
9:00 AM	3:30 AM	09:00	03:30
10:00 AM	4:30 AM	10:00	04:30
11:00 AM	5:30 AM	11:00	05:30
12:00 PM	6:30 AM	12:00	06:30
1:00 PM	7:30 AM	13:00	07:30
2:00 PM	8:30 AM	14:00	08:30
3:00 PM	9:30 AM	15:00	09:30
4:00 PM	10:30 AM	16:00	10:30
5:00 PM	11:30 AM	17:00	11:30
6:00 PM	12:30 PM	18:00	12:30
7:00 PM	1:30 PM	19:00	13:30
8:00 PM	2:30 PM	20:00	14:30
9:00 PM	3:30 PM	21:00	15:30
10:00 PM	4:30 PM	22:00	16:30
11:00 PM	5:30 PM	23:00	17:30

12:00 AM

IST

6:30 PM

GMT

(previous day)

00:00 18:30

1:00 AM

IST

7:30 PM

GMT

(previous day)

01:00 19:30

2:00 AM

IST

8:30 PM

GMT

(previous day)

02:00 20:30

3:00 AM

IST

9:30 PM

GMT

(previous day)

03:00 21:30

4:00 AM

IST

10:30 PM

GMT

(previous day)

04:00 22:30

5:00 AM

IST

11:30 PM

GMT

(previous day)

05:00 23:30

6:00 AM

IST

12:30 AM

GMT

06:00 00:30

7:00 AM

IST

1:30 AM

GMT

07:00 01:30

8:00 AM

IST

2:30 AM

GMT

08:00 02:30

9:00 AM

IST

3:30 AM

GMT

09:00 03:30

10:00 AM

IST

4:30 AM

GMT

10:00 04:30

11:00 AM

IST

5:30 AM

GMT

11:00 05:30

12:00 PM

IST

6:30 AM

GMT

12:00 06:30

1:00 PM

IST

7:30 AM

GMT

13:00 07:30

2:00 PM

IST

8:30 AM

GMT

14:00 08:30

3:00 PM

IST

9:30 AM

GMT

15:00 09:30

4:00 PM

IST

10:30 AM

GMT

16:00 10:30

5:00 PM

IST

11:30 AM

GMT

17:00 11:30

6:00 PM

IST

12:30 PM

GMT

18:00 12:30

7:00 PM

IST

1:30 PM

GMT

19:00 13:30

8:00 PM

IST

2:30 PM

GMT

20:00 14:30

9:00 PM

IST

3:30 PM

GMT

21:00 15:30

10:00 PM

IST

4:30 PM

GMT

22:00 16:30

11:00 PM

IST

5:30 PM

GMT

23:00 17:30

Best Meeting Times between India Standard Time and Greenwich Mean Time

Optimal hours for calls between IST and GMT

Business hours overlap available

3:00 PM IST → 9:30 AM GMT

Business Hours

4:00 PM IST → 10:30 AM GMT

Business Hours

5:00 PM IST → 11:30 AM GMT

Business Hours

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

Time Zone Details

Technical information for both time zones

IST

India Standard Time

Source timezone

UTC Offset 5.5 hours

Abbreviation IST

Type Standard Time

Status Active

GMT

Greenwich Mean Time

Target timezone

UTC Offset 0.0 hours

Abbreviation GMT

Type Standard Time

Status Active

Convert IST to GMT Time - Mumbai to London Converter

IST to GMT Time Zone Difference

24-Hour IST to GMT Conversion Chart

Best Meeting Times between India Standard Time and Greenwich Mean Time

Time Zone Details

India Standard Time

Greenwich Mean Time

Convert IST to GMT Time - Mumbai to London Converter - FAQs

What is the Indian Standard Time (IST) to Greenwich Mean Time (GMT) conversion?

How many hours is IST ahead of GMT?

How do I convert IST time to GMT time using your online tool?

What is the best tool to convert IST to GMT?

What are the typical working hours for scheduling meetings between IST and GMT?

Can I use your IST to GMT converter on mobile devices?

How does Daylight Saving Time affect the conversion from GMT?

Convert IST to other time zones