CST to UTC Converter – Convert Central Time to UTC
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Complete CST ↔ UTC Conversion Table
All 24 hours · Both DST seasons · Best meeting windows marked ★
| CST Time | CST Standard Season Standard Nov–Mar · UTC−6 → UTC+0 (+6h) |
CDT Daylight Season CDT Mar–Nov · CDT → UTC+0 (+5h) |
|---|---|---|
| 12:00 AM (midnight) | 6:00 AM | 5:00 AM |
| 1:00 AM | 7:00 AM | 6:00 AM |
| 2:00 AM | 8:00 AM | 7:00 AM |
| 3:00 AM | 9:00 AM | 8:00 AM |
| 4:00 AM | 10:00 AM | 9:00 AM |
| 5:00 AM | 11:00 AM | 10:00 AM |
| 6:00 AM | 12:00 PM | 11:00 AM |
| 7:00 AM | 1:00 PM | 12:00 PM |
| ★ 8:00 AM | 2:00 PM | ★ 1:00 PM |
| ★ 9:00 AM | ★ 3:00 PM | ★ 2:00 PM |
| ★ 10:00 AM | ★ 4:00 PM | ★ 3:00 PM |
| 11:00 AM | 5:00 PM | 4:00 PM |
| 12:00 PM (noon) | 6:00 PM | 5:00 PM |
| 1:00 PM | 7:00 PM | 6:00 PM |
| 2:00 PM | 8:00 PM | 7:00 PM |
| 3:00 PM | 9:00 PM | 8:00 PM |
| 4:00 PM | 10:00 PM | 9:00 PM |
| 5:00 PM | 11:00 PM | 10:00 PM |
| 6:00 PM | +1 12:00 AM | 11:00 PM |
| 7:00 PM | +1 1:00 AM | +1 12:00 AM |
| 8:00 PM | +1 2:00 AM | +1 1:00 AM |
| 9:00 PM | +1 3:00 AM | +1 2:00 AM |
| 10:00 PM | +1 4:00 AM | +1 3:00 AM |
| 11:00 PM | +1 5:00 AM | +1 4:00 AM |
What is the time difference between CST and UTC?
UTC is 6 hours ahead of CST. When CST switches to CDT (March to November), the gap changes to 5 hours ahead of CDT. 9:00 AM CST = 3:00 PM UTC. 12:00 PM CST = 6:00 PM UTC. 5:00 PM CST = 11:00 PM UTC.
What is the best time to call from Chicago to UTC?
The business hours overlap between CST and UTC runs from 9:00 AM to 11:00 AM CST (3:00 PM to 5:00 PM UTC). Scheduling calls in this window keeps both sides within normal working hours.
Frequently Asked Questions about CST and UTC
UTC is 6 hours ahead of CST, so to convert mentally, add 6 hours to your CST time. For example: 9:00 AM CST = 3:00 PM UTC. Our converter automatically adjusts for Daylight Saving Time so you always get the right result.
UTC (Coordinated Universal Time, UTC+0) is 6 hours ahead of CST (Central Standard Time, UTC-6) during standard time. For example, 9:00 AM CST = 3:00 PM UTC. During DST periods, this difference changes by 1 hour when one or both zones observe Daylight Saving Time - our converter automatically applies the correct offset for any date you select.
The best overlap for standard business hours (9 AM–5 PM) in both zones is 09:00–11:00 CST = 15:00–17:00 UTC. Schedule recurring calls in this window to keep both sides within normal working hours. Remember to re-check the window in March and November (or March/October for European zones) when DST transitions can shift the overlap by 1 hour.
Yes. CST (Central Standard Time) observes Daylight Saving Time. Clocks spring forward to CDT (UTC-5) on the second Sunday in March, and fall back to CST on the first Sunday in November. During the DST period, the difference with UTC changes by 1 hour. Our converter always uses the current offset for the date you select.
Major cities in the CST (Central Standard Time, UTC-6) timezone include: Chicago, Dallas, Houston, Minneapolis, Kansas City, New Orleans, Winnipeg. These cities switch to CDT (UTC-5) from the second Sunday in March to the first Sunday in November.
Major cities in the UTC (Coordinated Universal Time, UTC+0) timezone include: UTC has no geographic location - it is the universal time reference used by aviation, the internet, meteorology, and global finance worldwide. UTC is a fixed-offset zone - these cities do not observe Daylight Saving Time.
UTC is 6 hours ahead of CST. The best overlap for business hours is 09:00–11:00 CST = 15:00–17:00 UTC. Always include both local times in calendar invites (for example, "2:00 PM CST / 8:00 PM UTC UTC"). Double-check around March and November (or March/October for European zones) when DST transitions can shift the offset by 1 hour. For full scheduling guidance, see our international meeting times guide.
Need more help? Check our complete FAQ section.
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