JST to GST

Japan Standard Time

Japan Standard Time (JST)

JST is 9 hours ahead of Universal Time (UTC+9)

↑ ↓

Gulf Standard Time

Gulf Standard Time (GST)

GST is 4 hours ahead of Universal Time (UTC+4)

JST to GST Time Conversion

When it is 12:00 PM in JST, it is 7:00 AM in GST.

📞The best time to schedule a call is between 2 PM and 5 PM in JST, which is between 9 AM and 12 PM in GST.

Time difference between JST and GST

JST is 5 hours ahead of GST.

🕐 Subtract 5 hours from JST time to get GST time.

JST uses 9 hours ahead of Universal Time (UTC+9) and GST uses 4 hours ahead of Universal Time (UTC+4).

JST to GST time conversion chart (24 hours)

Highlighted rows are overlapping 9-to-5 business hours – the best time to schedule a call between JST and GST.

JST Time		GST Time
12 AM JST Time	↔	7 PM GST Time
1 AM JST Time	↔	8 PM GST Time
2 AM JST Time	↔	9 PM GST Time
3 AM JST Time	↔	10 PM GST Time
4 AM JST Time	↔	11 PM GST Time
5 AM JST Time	↔	12 AM GST Time
6 AM JST Time	↔	1 AM GST Time
7 AM JST Time	↔	2 AM GST Time
8 AM JST Time	↔	3 AM GST Time
9 AM JST Time	↔	4 AM GST Time
10 AM JST Time	↔	5 AM GST Time
11 AM JST Time	↔	6 AM GST Time

JST Time		GST Time
12 PM JST Time	↔	7 AM GST Time
1 PM JST Time	↔	8 AM GST Time
2 PM JST Time	↔	9 AM GST Time
3 PM JST Time	↔	10 AM GST Time
4 PM JST Time	↔	11 AM GST Time
5 PM JST Time	↔	12 PM GST Time
6 PM JST Time	↔	1 PM GST Time
7 PM JST Time	↔	2 PM GST Time
8 PM JST Time	↔	3 PM GST Time
9 PM JST Time	↔	4 PM GST Time
10 PM JST Time	↔	5 PM GST Time
11 PM JST Time	↔	6 PM GST Time

JST to GST - Frequently Asked Questions

Q

What is the time difference between JST and GST?

A

JST is 5 hours ahead of GST.

Q

Is JST ahead of or behind GST?

A

JST is ahead of GST by 5 hours.

Q

When it is 9:00 AM in JST, what time is it in GST?

A

It is 4:00 AM in GST.

Convert JST Time to Popular Time Zones

Convert Time in Popular Time Zones to GST