KST to SST time converter

SST is 20 hours behind KST. When it is 9:00 AM in KST, it is 1:00 PM (Fri, Oct 16) in SST.

KST UTC+9

Saturday, October 17, 2026

SST UTC-11

Friday, October 16, 2026

KST
Korea Standard Time
Sat, Oct 17
UTC+9
SST
Samoa Standard Time
Fri, Oct 16
UTC-11-20h
Finding your time zone…
Shared working hours (9:00–18:00)

KST to SST conversion table

Every hour of today in KST and the matching time in SST. Light rows are typical working hours (9:00–18:00).

KSTSST
12:00 AM4:00 AM−1 day
1:00 AM5:00 AM−1 day
2:00 AM6:00 AM−1 day
3:00 AM7:00 AM−1 day
4:00 AM8:00 AM−1 day
5:00 AM9:00 AM−1 day
6:00 AM10:00 AM−1 day
7:00 AM11:00 AM−1 day
8:00 AM12:00 PM−1 day
9:00 AM1:00 PM−1 day
10:00 AM2:00 PM−1 day
11:00 AM3:00 PM−1 day
12:00 PM4:00 PM−1 day
1:00 PM5:00 PM−1 day
2:00 PM6:00 PM−1 day
3:00 PM7:00 PM−1 day
4:00 PM8:00 PM−1 day
5:00 PM9:00 PM−1 day
6:00 PM10:00 PM−1 day
7:00 PM11:00 PM−1 day
8:00 PM12:00 AM
9:00 PM1:00 AM
10:00 PM2:00 AM
11:00 PM3:00 AM

Best time to call or meet

Both sides are at work from 9:00 AM – 2:00 PM in KST (1:00 PM – 6:00 PM in SST).

Daylight saving time and the difference

The difference stays 20 hours all year.

More conversions

SST to KSTKST to UTCKST to GMTKST to ESTKST to CSTKST to MSTKST to PSTKST to CETKST to MSKKST to GSTKST to PKTKST to ISTKST to SGT
UTC to SSTGMT to SSTEST to SSTCST to SSTMST to SSTPST to SSTCET to SSTMSK to SSTGST to SSTPKT to SSTIST to SSTSGT to SST

Questions and answers

What is the time difference between KST and SST?

SST is 20 hours behind KST.

What time is it in SST when it is 9 AM in KST?

When it is 9:00 AM in KST, it is 1:00 PM (Fri, Oct 16) in SST.

When is the best time to call SST from KST?

Both sides are at work from 9:00 AM – 2:00 PM in KST (1:00 PM – 6:00 PM in SST).

Does the time difference between KST and SST change?

No. The difference stays 20 hours all year.