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EST to CST Converter – Convert Eastern Time to Central Time

Select your time and date, then see the conversion instantly
Example: When it's 9:00 AM in EST, it's:
8:00 AMCST (UTC-6)
CST is 1 hour behind EST during standard time.
Same-day example conversion

Quick Reference: CST is 1 hours behind EST (times remain proportional during daylight saving).

Common EST to CST Conversions:
00:00 EST = 23:00 CST (prev day) | 06:00 EST = 05:00 CST | 09:00 EST = 08:00 CST | 12:00 EST = 11:00 CST | 15:00 EST = 14:00 CST | 18:00 EST = 17:00 CST

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Time Offset
−1h
Offset constant - both zones observe DST together
Date Line Crossover
Before 1:00 AM EST
CST shows the previous calendar day
Daylight Saving
EST: Mar–Nov
CST: Mar–Nov
Best Meeting Window
10:00 AM–5:00 PM EST
= 9:00 AM–4:00 PM CST

Complete EST ↔ CST Conversion Table

All 24 hours · Both DST seasons · Best meeting windows marked ★

Best overlap Next day in CST
EST Time CST Time  UTC−5 → UTC−6  (−1h, constant)
12:00 AM (midnight)prev 11:00 PM
1:00 AM12:00 AM
2:00 AM1:00 AM
3:00 AM2:00 AM
4:00 AM3:00 AM
5:00 AM4:00 AM
6:00 AM5:00 AM
7:00 AM6:00 AM
8:00 AM7:00 AM
9:00 AM8:00 AM
10:00 AM 9:00 AM
11:00 AM 10:00 AM
12:00 PM (noon) 11:00 AM
1:00 PM 12:00 PM
2:00 PM 1:00 PM
3:00 PM 2:00 PM
4:00 PM 3:00 PM
5:00 PM4:00 PM
6:00 PM5:00 PM
7:00 PM6:00 PM
8:00 PM7:00 PM
9:00 PM8:00 PM
10:00 PM9:00 PM
11:00 PM10:00 PM
Best overlap: 10:00 AM–5:00 PM EST / = 9:00 AM–4:00 PM CST

What is the time difference between EST and CST?

CST is 1 hour behind EST. Both regions observe Daylight Saving Time, so the gap stays close to 1 hour year-round. 9:00 AM EST = 8:00 AM CST. 12:00 PM EST = 11:00 AM CST. 5:00 PM EST = 4:00 PM CST.

What is the best time to call from New York to Chicago?

The business hours overlap between EST and CST runs from 10:00 AM to 5:00 PM EST (9:00 AM to 4:00 PM CST). Scheduling calls in this window keeps both sides within normal working hours.

Frequently Asked Questions about EST and CST

CST is 1 hour behind EST, so to convert mentally, subtract 1 hour to your EST time. For example: 9:00 AM EST = 8:00 AM CST. Our converter automatically adjusts for Daylight Saving Time so you always get the right result.

CST (Central Standard Time, UTC-6) is 1 hour behind EST (Eastern Standard Time, UTC-5) during standard time. For example, 9:00 AM EST = 8:00 AM CST. 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 10:00–17:00 EST = 09:00–16:00 CST. 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. EST (Eastern Standard Time) observes Daylight Saving Time. Clocks spring forward to EDT (UTC-4) on the second Sunday in March, and fall back to EST on the first Sunday in November. During the DST period, the difference with CST changes by 1 hour. Our converter always uses the current offset for the date you select.

Major cities in the EST (Eastern Standard Time, UTC-5) timezone include: New York, Boston, Miami, Atlanta, Washington DC, Philadelphia, Toronto. These cities switch to EDT (UTC-4) from the second Sunday in March to the first Sunday in November.

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.

CST is 1 hour behind EST. The best overlap for business hours is 10:00–17:00 EST = 09:00–16:00 CST. Always include both local times in calendar invites (for example, "2:00 PM EST / 1:00 PM CST CST"). 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.

View Complete FAQ