Convert JST to SST Time
Free online converter with current times, time difference, and conversion table between JST and SST time zones.
Current time in JST: Loading...
Current time in SST: Loading...
Time difference: -20 hours
JST to SST Conversion Table
This table shows common JST times converted to SST time:
About JST and SST Time Zones
JST Time Zone
Full Name: Japan Standard Time
UTC Offset: UTC+9
Current Time: Loading...
Standard time in Japan.
Used in: Japan
SST Time Zone
Full Name: Samoa Standard Time
UTC Offset: UTC-11
Current Time: Loading...
Standard time in Samoa.
Used in: Samoa, American Samoa
How to Convert JST to SST
Enter JST Time
Enter the JST time you want to convert using the time picker or by typing directly in 24-hour format.
Click Convert
Click the "Convert Time" button to perform the conversion from JST to SST.
View Result
The equivalent SST time will be displayed, along with the time difference between the two zones.
Use Conversion Table
For quick reference, you can also use the conversion table below that shows common JST times converted to SST.
Common Uses for JST to SST Conversion
International Business
Schedule meetings and calls between locations in Japan and Samoa time zones.
Travel Planning
Calculate arrival times and plan activities when traveling between Japan and Samoa.
Event Scheduling
Convert event times for international broadcasts, webinars, or sports events between these regions.
Keeping in Touch
Find the best times to call friends, family, or colleagues across these time zones.
Frequently Asked Questions
The time difference between JST and SST is -20 hours. This means that when it's noon (12:00 PM) in JST, it's 4:00 PM in SST.
To convert JST to SST time, subtract 20 hours from the JST time. You can use our converter at the top of this page for instant and accurate conversions.
JST does not observe DST. SST observes DST.
Minimal overlap in business hours.
Our converter uses standard time zone offsets. For the most accurate conversions during DST transition periods, please verify the exact dates when DST begins or ends in the relevant regions, as these can vary by year and location.