Chicago Time to EST Converter
EST is 1 hour ahead of CST. 9:00 AM CST = 10:00 AM EST.
EST is 1 hour ahead of CST. To convert Chicago Time to EST, add 1 hour to the Chicago Time time: 9:00 AM CST = 10:00 AM EST.
Chicago Time (Chicago time) is used in Chicago, USA. EST (Eastern Time) is used in New York, Washington DC, Florida, Georgia, Ohio, Michigan, Ontario, Quebec, Panama and Jamaica (all year).
Chicago Time to EST time conversion table
Chicago Time to EST on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Chicago Time | EST | Day |
|---|---|---|
| 12:00 AM CST | 1:00 AM EST | night |
| 1:00 AM CST | 2:00 AM EST | night |
| 2:00 AM CST | 3:00 AM EST | night |
| 3:00 AM CST | 4:00 AM EST | night |
| 4:00 AM CST | 5:00 AM EST | night |
| 5:00 AM CST | 6:00 AM EST | — |
| 6:00 AM CST | 7:00 AM EST | — |
| 7:00 AM CST | 8:00 AM EST | — |
| 8:00 AM CST | 9:00 AM EST | — |
| 9:00 AM CST | 10:00 AM EST | work hours |
| 10:00 AM CST | 11:00 AM EST | work hours |
| 11:00 AM CST | 12:00 PM EST | work hours |
| 12:00 PM CST | 1:00 PM EST | work hours |
| 1:00 PM CST | 2:00 PM EST | work hours |
| 2:00 PM CST | 3:00 PM EST | work hours |
| 3:00 PM CST | 4:00 PM EST | work hours |
| 4:00 PM CST | 5:00 PM EST | — |
| 5:00 PM CST | 6:00 PM EST | — |
| 6:00 PM CST | 7:00 PM EST | — |
| 7:00 PM CST | 8:00 PM EST | — |
| 8:00 PM CST | 9:00 PM EST | — |
| 9:00 PM CST | 10:00 PM EST | night |
| 10:00 PM CST | 11:00 PM EST | night |
| 11:00 PM CST | 12:00 AM EST | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Chicago Time to EST
Add 1 hour to the Chicago Time time to get EST.
Example: 9:00 AM CST = 10:00 AM EST.
Across midnight: 11:00 PM CST = 12:00 AM EST (next day). The date changes, so always check the day as well as the hour.
Time difference between Chicago Time and EST
The time difference between Chicago Time and EST is 1 hour all year – EST is ahead of CST.
Chicago Time and EST during daylight saving time
- Chicago Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from CST (UTC−6) to CDT (UTC−5).
- EST next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from EST (UTC−5) to EDT (UTC−4).
Best time for a meeting between Chicago Time and EST
Chicago Time and EST share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM CST lands between 10:00 AM and 5:00 PM EST, inside working hours for both.
Chicago Time to EST FAQ
What is the time difference between Chicago Time and EST?
EST is 1 hour ahead of CST all year. 9:00 AM CST = 10:00 AM EST.
What is 9 AM Chicago Time in EST?
9:00 AM CST is 10:00 AM EST.
What is 12 PM (noon) Chicago Time in EST?
12:00 PM CST is 1:00 PM EST.
Is EST ahead of or behind Chicago Time?
EST is 1 hour ahead of CST, so it is later in EST than in Chicago Time.
Does Chicago Time change for daylight saving time?
Yes. Chicago Time next changes on 14 Mar 2027, when clocks go forward one hour from CST to CDT.
Does EST change for daylight saving time?
Yes. EST next changes on 14 Mar 2027, when clocks go forward one hour from EST to EDT.
What is the best time for a meeting between Chicago Time and EST?
Chicago Time and EST share 7 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 4:00 PM CST lands between 10:00 AM and 5:00 PM EST, inside working hours for both.
Is ET the same as EST?
EST is the winter (standard) name of Eastern Time (ET). From March to November the same clocks are called EDT. This converter always uses the one in force on the date you choose.
Related conversions
Convert EST to Chicago Time
Convert Chicago Time to other time zones
Convert other time zones to EST
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.