HST to CST Converter

CST is 4h 0m ahead of HST. When it's 12:00 PM HST, it's 4:00 PM CST.

From

HST · UTC-10

6:09:47PM

Hawaii Standard Time

e.g. Honolulu

To

CST · UTC-6

10:09:47PM

Central Standard Time

e.g. Chicago, Mexico City

Open in World ClockCST → HST
9:00 AM HST=1:00 PM CST
12:00 PM HST=4:00 PM CST
5:00 PM HST=9:00 PM CST

Hourly conversion (HST → CST)

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

Shaded rows are within standard working hours (8am–6pm) on both sides.

Hawaii does not observe daylight saving time, so HST (UTC−10) applies year-round.

CST here is US/Canada Central Time (UTC−6). It can also mean China Standard Time (UTC+8) or Cuba Standard Time; the summer daylight variant is CDT (UTC−5).

More HST conversions

Frequently asked questions

What is the time difference between HST and CST?
CST is 4h 0m ahead of HST. HST is UTC-10 and CST is UTC-6.
What is 12:00 PM HST in CST?
12:00 PM HST is 4:00 PM CST.
Does HST change for daylight saving time?
Hawaii does not observe daylight saving time, so HST (UTC−10) applies year-round.