Convert GMT to KST Time

Convert Greenwich Mean Time (GMT) to Korea Standard Time (KST, UTC+9) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for London to Seoul coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.

🌍

GMT

Greenwich Mean Time

Current Time

Select Date & Time

→

🇰🇷

KST

Korea Standard Time

Current Time

Converted Time

Select a time to convert

Time Difference

Your Local Time

UTC Time

GMT to KST Time Conversion

Korea Standard Time is 9 hours ahead of Greenwich Mean Time

Always accurate • Live conversion

difference

GMT to KST Time Conversion Chart

Popular Time Conversions

Complete 24-Hour Conversion

Greenwich Mean Time to Korea Standard Time full day schedule

🌍 Greenwich Mean Time	🇰🇷 Korea Standard Time
12:00 AM 00:00	9:00 AM 09:00
1:00 AM 01:00	10:00 AM 10:00
2:00 AM 02:00	11:00 AM 11:00
3:00 AM 03:00	12:00 PM 12:00
4:00 AM 04:00	1:00 PM 13:00
5:00 AM 05:00	2:00 PM 14:00
6:00 AM 06:00	3:00 PM 15:00
7:00 AM 07:00	4:00 PM 16:00
8:00 AM 08:00	5:00 PM 17:00
9:00 AM 09:00	6:00 PM 18:00
10:00 AM 10:00	7:00 PM 19:00
11:00 AM 11:00	8:00 PM 20:00
12:00 PM 12:00	9:00 PM 21:00
1:00 PM 13:00	10:00 PM 22:00
2:00 PM 14:00	11:00 PM 23:00
3:00 PM 15:00	12:00 AM (next day) 00:00
4:00 PM 16:00	1:00 AM (next day) 01:00
5:00 PM 17:00	2:00 AM (next day) 02:00
6:00 PM 18:00	3:00 AM (next day) 03:00
7:00 PM 19:00	4:00 AM (next day) 04:00
8:00 PM 20:00	5:00 AM (next day) 05:00
9:00 PM 21:00	6:00 AM (next day) 06:00
10:00 PM 22:00	7:00 AM (next day) 07:00
11:00 PM 23:00	8:00 AM (next day) 08:00

🌍

12:00 AM

GMT

→

9:00 AM

KST

🇰🇷

🌍

1:00 AM

GMT

→

10:00 AM

KST

🇰🇷

🌍

2:00 AM

GMT

→

11:00 AM

KST

🇰🇷

🌍

3:00 AM

GMT

→

12:00 PM

KST

🇰🇷

🌍

4:00 AM

GMT

→

1:00 PM

KST

🇰🇷

🌍

5:00 AM

GMT

→

2:00 PM

KST

🇰🇷

🌍

6:00 AM

GMT

→

3:00 PM

KST

🇰🇷

🌍

7:00 AM

GMT

→

4:00 PM

KST

🇰🇷

🌍

8:00 AM

GMT

→

5:00 PM

KST

🇰🇷

🌍

9:00 AM

GMT

→

6:00 PM

KST

🇰🇷

🌍

10:00 AM

GMT

→

7:00 PM

KST

🇰🇷

🌍

11:00 AM

GMT

→

8:00 PM

KST

🇰🇷

🌍

12:00 PM

GMT

→

9:00 PM

KST

🇰🇷

🌍

1:00 PM

GMT

→

10:00 PM

KST

🇰🇷

🌍

2:00 PM

GMT

→

11:00 PM

KST

🇰🇷

🌍

3:00 PM

GMT

→

12:00 AM

KST

(next day)

🇰🇷

🌍

4:00 PM

GMT

→

1:00 AM

KST

(next day)

🇰🇷

🌍

5:00 PM

GMT

→

2:00 AM

KST

(next day)

🇰🇷

🌍

6:00 PM

GMT

→

3:00 AM

KST

(next day)

🇰🇷

🌍

7:00 PM

GMT

→

4:00 AM

KST

(next day)

🇰🇷

🌍

8:00 PM

GMT

→

5:00 AM

KST

(next day)

🇰🇷

🌍

9:00 PM

GMT

→

6:00 AM

KST

(next day)

🇰🇷

🌍

10:00 PM

GMT

→

7:00 AM

KST

(next day)

🇰🇷

🌍

11:00 PM

GMT

→

8:00 AM

KST

(next day)

🇰🇷

Best Meeting Times for GMT and KST

Optimal Collaboration Hours

Best times for GMT ↔ KST meetings and calls

✅ Business hours overlap available

Recommended Meeting Windows

9:00 AM GMT → 6:00 PM KST

Perfect for both time zones

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

GMT vs KST Time Zone Details

Technical Information & Comparison

Detailed timezone specifications and regional data

🌍

Greenwich Mean Time

Source timezone

UTC Offset 0.0h

Code GMT

Region Global

Status ✓ Active

🇰🇷

Korea Standard Time

Target timezone

UTC Offset 9.0h

Code KST

Region Global

Status ✓ Active

Frequently Asked Questions

What is the time difference between Greenwich Mean Time (GMT) and Korea Standard Time (KST)?

Korea Standard Time (KST) is 9 hours ahead of Greenwich Mean Time (GMT). To convert GMT to KST, you need to add 9 hours. For example, if it is noon in GMT, it will be 9:00 PM in KST.

What should I consider when scheduling meetings across GMT and KST?

When planning meetings between participants in GMT and KST, be mindful of the 9-hour difference. It’s advisable to schedule meetings during overlapping business hours; for example, if it’s convenient for participants in GMT from 9:00 AM to 5:00 PM, this translates to 6:00 PM to 2:00 AM in KST (the next day). This ensures that all parties can attend without conflicts.

What are some practical examples of converting GMT to KST?

Here are a few examples: If it’s 6:00 PM in GMT, it will be 3:00 AM in KST (the next day). If it’s 3:00 AM in GMT, it will be noon in KST. To manually convert, add 9 hours to your current GMT.

How do I manually convert GMT to KST?

To manually convert GMT to KST, take your GMT and add 9 hours. For instance: If it’s 8:00 AM in GMT, adding 9 hours gives you 5:00 PM in KST. This method can be applied at any hour of the day.

Does daylight saving time affect the conversion from GMT to KST?

No, daylight saving time does not affect this conversion. GMT remains constant throughout the year, while KST does not observe daylight saving time. Therefore, when converting from GMT to KST, you consistently add 9 hours.