CST to HST time converter

HST is 18 hours behind CST. When it is 9:00 AM in CST, it is 3:00 PM (Sun, Oct 18) in HST.

CST UTC+8

Monday, October 19, 2026

HST UTC-10

Sunday, October 18, 2026

CST
China Standard Time
Mon, Oct 19
UTC+8
HST
Hawaii-Aleutian Standard Time
Sun, Oct 18
UTC-10-18h
Finding your time zone…
Shared working hours (9:00–18:00)

CST to HST conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 12:00 PM in CST (3:00 PM – 6:00 PM in HST).

Daylight saving time and the difference

The difference stays 18 hours all year.

More conversions

HST to CST (China)CST (China) to UTCCST (China) to GMTCST (China) to ESTCST (China) to CSTCST (China) to MSTCST (China) to PSTCST (China) to CETCST (China) to MSKCST (China) to GSTCST (China) to PKTCST (China) to ISTCST (China) to SGT
UTC to HSTGMT to HSTEST to HSTCST to HSTMST to HSTPST to HSTCET to HSTMSK to HSTGST to HSTPKT to HSTIST to HSTSGT to HST

Questions and answers

What is the time difference between CST and HST?

HST is 18 hours behind CST.

What time is it in HST when it is 9 AM in CST?

When it is 9:00 AM in CST, it is 3:00 PM (Sun, Oct 18) in HST.

When is the best time to call HST from CST?

Both sides are at work from 9:00 AM – 12:00 PM in CST (3:00 PM – 6:00 PM in HST).

Does the time difference between CST and HST change?

No. The difference stays 18 hours all year.