HKT to CST
Central Time is 13 hours behind Hong Kong Time for 238 days of the year, and takes 2 different values across the year.
HKT to CST conversion table
Every hour of the day at the difference that holds for 238 days of 2026 — 13 hours. See “When the difference changes” below for the rest.
| HKT | CST |
|---|---|
| 12:00 AM | 11:00 AM −1 day |
| 1:00 AM | 12:00 PM −1 day |
| 2:00 AM | 1:00 PM −1 day |
| 3:00 AM | 2:00 PM −1 day |
| 4:00 AM | 3:00 PM −1 day |
| 5:00 AM | 4:00 PM −1 day |
| 6:00 AM | 5:00 PM −1 day |
| 7:00 AM | 6:00 PM −1 day |
| 8:00 AM | 7:00 PM −1 day |
| 9:00 AM | 8:00 PM −1 day |
| 10:00 AM | 9:00 PM −1 day |
| 11:00 AM | 10:00 PM −1 day |
| HKT | CST |
|---|---|
| 12:00 PM | 11:00 PM −1 day |
| 1:00 PM | 12:00 AM |
| 2:00 PM | 1:00 AM |
| 3:00 PM | 2:00 AM |
| 4:00 PM | 3:00 AM |
| 5:00 PM | 4:00 AM |
| 6:00 PM | 5:00 AM |
| 7:00 PM | 6:00 AM |
| 8:00 PM | 7:00 AM |
| 9:00 PM | 8:00 AM |
| 10:00 PM | 9:00 AM |
| 11:00 PM | 10:00 AM |
Shared working hours
They do not overlap at all. A 09:00–17:00 working day in Hong Kong Time ends 3 hours before the Central Time one begins, so any live call sits outside somebody's working hours.
The shortest reach is the edges: early morning in HKT against late evening in CST, or the other way round.
When the difference changes
The two zones move their clocks on different dates, so the gap takes more than one value. These are the stretches of 2026:
| Dates | CST is | Why |
|---|---|---|
| 1 January – 8 March | 14 hours behind | — |
| 8 March – 1 November | 13 hours behind | Central Time clocks go forward one hour |
| 1 November – 1 January | 14 hours behind | Central Time clocks go back one hour |
Dates are Hong Kong Time local dates for 2026. Transition dates move by a few days from year to year; the rule each country follows does not.
About Hong Kong Time
Hong Kong is a fixed UTC+8. Daylight saving was used on and off until 1979 and has not been since, so its gap to every other zone on this site is either constant or moves only because the other zone changes.
Cities on this clock: Beijing, Shanghai, Guangzhou, Shenzhen, Chongqing, Taipei, Hong Kong, Singapore.
About Central Time
Central Time covers the middle third of North America, from Manitoba down through Texas. It is UTC−6 as CST and UTC−5 as CDT, changing on the same dates as the other US zones — so the one-hour steps between Pacific, Mountain, Central and Eastern hold all year and never briefly collapse.
Cities on this clock: Chicago, Houston, San Antonio, Dallas, Austin, Nashville, Minneapolis, New Orleans.
Watch out: CST is also the abbreviation for China Standard Time, which is UTC+8 — fourteen hours away from this one. This page is the North American zone.
How the difference is worked out
The gap between Hong Kong Time and Central Time is not one number. The two zones change their clocks on different dates, so for part of the year the difference is 13 hours and for the rest it is something else — the table above lists each stretch of 2026 with the date it starts and which country's clocks moved.
With both zones on their own standard time — daylight saving not in force anywhere — Central Time is 14 hours behind Hong Kong Time. That figure never changes; everything else on this page follows from it plus whichever clocks have moved.
Every figure here comes from the IANA time zone database via your browser's own Intl engine, using the zone ids Asia/Hong_Kong and America/Chicago. Nothing is looked up on a server and nothing about your visit is recorded.
Is CST ahead of or behind HKT?
Central Time is 13 hours behind Hong Kong Time for 238 days of the year, and takes 2 different values across the year. The gap moves because the two zones change their clocks on different dates — on 8 March, Central Time clocks go forward one hour; on 1 November, Central Time clocks go back one hour (dates for 2026).
What time is 9 AM HKT in CST?
9:00 AM HKT is 8:00 PM CST the previous day for most of the year — see the table above for the 3 stretches of 2026 the gap holds different values.
When can Hong Kong Time and Central Time meet?
They do not overlap. A 09:00–17:00 working day in Hong Kong Time ends 3 hours before the Central Time one begins, so a call has to sit outside someone's working hours — early morning in Hong Kong Time or late evening in Central Time is usually the shortest reach.
What does HKT stand for?
HKT is Hong Kong Time, also written Hong Kong time. Hong Kong is a fixed UTC+8. Daylight saving was used on and off until 1979 and has not been since, so its gap to every other zone on this site is either constant or moves only because the <em>other</em> zone changes.