CDT to EST Converter
Convert time between Central Daylight Time (CDT) and Eastern Standard Time (EST)
Central Daylight Time (CDT)
17:56:53
Nov 11, 2025
UTC
Eastern Standard Time (EST)
17:56:53
Nov 11, 2025
UTC
Time Difference
Eastern Standard Time (EST) is 0 hours ahead of Central Daylight Time (CDT)
Select Date
Select Time
Quick Reference
| CDT | EST |
|---|---|
| 20:00 | 21:00 |
| 22:00 | 23:00 |
| 00:00 | 01:00 |
| 02:00 | 03:00 |
| 04:00 | 05:00 |
| 06:00 | 07:00 |
| 08:00 | 09:00 |
| 10:00 | 11:00 |
| 12:00 | 13:00 |
| 14:00 | 15:00 |
| 16:00 | 17:00 |
| 18:00 | 19:00 |
Related Time Zone Conversions
About CDT to EST Time Conversion
Converting time between Central Daylight Time (CDT) and Eastern Standard Time (EST) is essential for coordinating activities across North American regions. CDT is UTC-5 (used during daylight saving time from March to November), while EST is UTC-5 (used during standard time from November to March). When comparing Central Time to Eastern Time zones, the East Coast is typically 1 hour ahead.
This conversion is crucial for business operations coordinating between the Central region (including Texas, Illinois, Missouri) and the Eastern region (including New York, Pennsylvania, Florida). Our time converter uses the IANA timezone database for accurate calculations and automatically handles seasonal timezone transitions.
Common Use Cases for CDT to EST Conversion
Business & Work
- Scheduling meetings between Central and Eastern region teams
- Coordinating business operations between Chicago, Houston, and New York offices
- Planning conference calls and webinars across these time zones
Personal & Travel
- Coordinating with family and friends in different regions
- Planning travel between Central and Eastern regions
- Scheduling virtual events for participants across both zones
Time Zone Information
Central Daylight Time (CDT)
- UTC Offset: UTC-5 (UTC-6 during CST)
- IANA Timezone: America/Chicago
- Daylight Saving: Second Sunday in March to First Sunday in November
- Major Cities: Chicago, Houston, Dallas, San Antonio, Austin, New Orleans
- Coverage: Central United States and parts of Canada and Mexico
Eastern Standard Time (EST)
- UTC Offset: UTC-5 (UTC-4 during EDT)
- IANA Timezone: America/New_York
- Daylight Saving: Second Sunday in March to First Sunday in November
- Major Cities: New York, Philadelphia, Atlanta, Miami, Boston
- Coverage: Eastern United States and parts of Canada
Quick Reference: CDT to EST
8:00 AM CDT
9:00 AM EST
12:00 PM CDT
1:00 PM EST
3:00 PM CDT
4:00 PM EST
6:00 PM CDT
7:00 PM EST
Remember: EST is always 1 hour ahead of CDT
Frequently Asked Questions
What is the time difference between CDT and EST?
Central Daylight Time (CDT) is UTC-5, while Eastern Standard Time (EST) is UTC-5. However, when comparing the Central time zone to the Eastern time zone, the Eastern region is typically 1 hour ahead. CDT is observed from March to November, while EST is observed from November to March. During overlapping periods, the Eastern time zone observes EDT (UTC-4), making it 1 hour ahead of CDT.
When do CDT and EST overlap?
CDT and EST do not directly overlap since they are used in different seasons. CDT (Central Daylight Time) is active from the second Sunday in March to the first Sunday in November. EST (Eastern Standard Time) is active from the first Sunday in November to the second Sunday in March. When CDT is active, the Eastern time zone observes EDT (Eastern Daylight Time), which is UTC-4.
How do I convert CDT to EST?
To convert from CDT to EST, add 1 hour to the CDT time. For example, if it is 12:00 PM CDT, it would be 1:00 PM EST. You can also use this converter tool to automatically calculate the conversion for any date and time.
Which cities are in the CDT time zone?
Major cities in the Central Daylight Time zone include Chicago, Houston, Dallas, San Antonio, Austin, New Orleans, Memphis, and Kansas City. This region covers the central United States and parts of Canada and Mexico.
Which cities are in the EST time zone?
Major cities in the Eastern Standard Time zone include New York, Philadelphia, Miami, Atlanta, Boston, Washington DC, and Toronto. This region covers the eastern United States and eastern Canada. However, most of these cities observe EDT during daylight saving time.
Why does the time difference change throughout the year?
The time difference changes because the US observes daylight saving time. When CDT is active (summer), the Eastern time zone observes EDT, creating a 1-hour difference. When CST is active (winter), the Eastern time zone observes EST, maintaining a 1-hour difference. The transition dates are the same for both regions: second Sunday in March and first Sunday in November.
Pro Tips
- • Remember: Eastern Time is always 1 hour ahead of Central Time, regardless of daylight saving time.
- • When scheduling meetings between Central and Eastern regions, the Eastern participant's time is 1 hour later.
- • Both regions transition to and from daylight saving time on the same dates, maintaining consistent time differences.
- • If traveling from Central to Eastern time, set your watch forward 1 hour.
- • International business often uses UTC as a reference to avoid confusion with multiple time zones.
- • Always check the current daylight saving time status in both regions before scheduling important meetings.
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Calculate maximum deflection for simply supported and cantilever beams with point loads or distributed loads. Includes structural engineering formulas and design guidelines.
Bolt Torque Calculator
Calculate proper tightening torque for bolts based on material grade, preload requirements, and friction coefficients. Includes safety checks and engineering formulas.
Gear Ratio Calculator
Free professional gear ratio calculator for mechanical engineering. Calculate speed reduction, torque multiplication, compound gear trains, and mechanical advantage with real-time formulas and step-by-step solutions.
Molar Mass Calculator
Calculate molar mass and analyze chemical formulas with detailed elemental breakdown. Supports complex formulas, hydrates, parentheses, and provides mass percentages for chemistry applications.
Ideal Gas Law Calculator
Calculate pressure, volume, temperature, or moles using the ideal gas law (PV = nRT). Free calculator with multiple units, step-by-step solutions, and educational content for chemistry and physics.
Op-Amp Calculator
Calculate operational amplifier circuit parameters for inverting, non-inverting, differential, and integrator/differentiator configurations. Include gain, input/output impedance, and bandwidth calculations.
Heat Transfer Calculator
Calculate heat transfer rates for conduction, convection, and radiation. Include thermal resistance, heat exchanger analysis, and cooling calculations for engineering applications.
Transformer Turns Calculator
Calculate transformer turns ratios, primary/secondary voltages, currents, and power relationships. Include step-up/step-down calculations, impedance transformation, and efficiency calculations.
Power Electronics Calculator
Design and analyze DC-DC converters (buck, boost, buck-boost), calculate switching frequencies, inductor/capacitor values, and efficiency for power supply design.
Motor RPM Calculation
Calculate motor rotational speed from Hall-effect sensors, encoders, tachometers, and back-EMF measurements. Includes filtering, calibration, and performance analysis for motor control applications.
KVAR Calculator
Calculate required reactive power (KVAR) for power factor correction, capacitor bank sizing, and energy savings analysis for electrical systems and industrial applications.
HP to kW Motor Converter
Convert between horsepower (HP) and kilowatts (kW) for mechanical, electrical, and metric motor ratings with efficiency and load adjustments for engineering applications.
mAh to Wh Converter
Convert battery capacity between milliamp-hours (mAh) and watt-hours (Wh). Calculate energy storage for batteries, power banks, and electronic devices.
kW to kWh Converter
Convert kilowatts (kW) to kilowatt-hours (kWh) and calculate energy consumption from power and time. Estimate electricity costs for appliances and devices.
kWh to Watts Converter
Convert kilowatt-hours (kWh) to watts and calculate average power consumption from energy and time. Understand device power ratings and energy usage patterns.
Screensaver
Black Screen
A free backlight bleed tester to check dead pixels, backlight bleeding. Test monitor, laptop, mobile screen or other display issues.
White Screen
Quickly detect dead pixels, screen flicker, or backlight bleed on any monitor with our advanced display testing tool.
Red Screen
Spot dead pixels, color uniformity issues, or backlight bleeding fast-ensure your screen quality with our pixel checker.
Green Screen
Instantly check for dead pixels, backlight bleed, or display defects to guarantee flawless screen performance.
Blue Screen
Test your monitor for dead pixels, backlight bleeding, and color inconsistencies in seconds with our display diagnostic tool.
Yellow Screen
Identify dead pixels, uneven backlighting, or screen defects easily-optimize your monitor's display quality now.
Purple Screen
Find and fix dead pixels, backlight bleeding, or display issues using our comprehensive screen testing solution.
Cyan Screen
Ensure perfect screen quality by detecting dead pixels, backlight bleed, and other monitor issues instantly.
Orange Screen
Diagnose dead pixels, backlight bleeding, or display problems quickly-improve your monitor's performance and viewing experience.
Pink Screen
Uncover dead pixels, backlight bleed, or screen defects fast with our user-friendly display testing tool.
Brown Screen
Verify your screen for dead pixels, backlight bleeding, or color issues to maintain top display performance.
Gray Screen
Easily detect dead pixels, backlight bleed, and other screen issues to ensure your display's optimal quality.
Lime Screen
Quickly identify and troubleshoot dead pixels, backlight bleeding, and display defects for a flawless viewing experience.
Time Screen
Display the local time on your screensaver, automatically adjusting to your current time zone for accurate, real-time clock display.
Date Screen
A screensaver that displays the current date and time. Real-time clock display on your desktop or device.
Clock Screen
Elegant clock screensaver displaying the current time with customizable styles, perfect for adding a sleek look to your screen.
Utilities
Webcam Tester
Quickly test your webcam and verify camera settings to ensure optimal video quality and proper device functionality.
Microphone Test
Test your microphone and verify settings to ensure clear audio quality and proper device performance for free.
Flashlight Tester
Test your flashlight and verify settings to ensure optimal lighting and proper device functionality for free.
Morse Code Translator
Free online Morse code generator. Convert text to Morse code, e.g.: SOS in morse code, and vice versa.
Cookie Manager
View, edit, and manage your browser cookies effortlessly to control privacy, enhance security, and customize your browsing experience.
Credit Card Number Validation
Validate credit card numbers using the Luhn algorithm to ensure they are valid and secure.
Online Tally Counter
Free online tally counter with multiple counters, labels, and total calculation. Perfect for counting, tracking, and tallying various items.
Spacebar Counter
Simple spacebar counter - press spacebar or click + button to count. Perfect for counting repetitions, events, or any activity.
Password Strength Tester
Test your password strength and learn how secure your password is. Get real-time feedback and tips to create stronger passwords.
Website Screenshot
Generate screenshots of websites by entering a URL, with options for different device viewports (mobile, tablet, desktop) and full-page captures.
Color Blindness Simulator
Simulate how colors appear to users with different types of color blindness to ensure designs are accessible to users with color vision deficiencies.
Weight Tracker
Track and compare weight progress for multiple users. Add, edit, and delete weight records with visual progress reports and user comparison.
Printable
Printable Calendar
Generate and download printable monthly calendars for any month and year. Perfect for planning, organizing, and printing.
January 2025 Calendar
Generate and download printable January 2025 Calendar. Perfect for planning, organizing, and printing.
February 2025 Calendar
Generate and download printable February 2025 Calendar. Perfect for planning, organizing, and printing.
March 2025 Calendar
Generate and download printable March 2025 Calendar. Perfect for planning, organizing, and printing.
April 2025 Calendar
Generate and download printable April 2025 Calendar. Perfect for planning, organizing, and printing.
May 2025 Calendar
Generate and download printable May 2025 Calendar. Perfect for planning, organizing, and printing.
June 2025 Calendar
Generate and download printable June 2025 Calendar. Perfect for planning, organizing, and printing.
July 2025 Calendar
Generate and download printable July 2025 Calendar. Perfect for planning, organizing, and printing.
August 2025 Calendar
Generate and download printable August 2025 Calendar. Perfect for planning, organizing, and printing.
September 2025 Calendar
Generate and download printable September 2025 Calendar. Perfect for planning, organizing, and printing.
October 2025 Calendar
Generate and download printable October 2025 Calendar. Perfect for planning, organizing, and printing.
November 2025 Calendar
Generate and download printable November 2025 Calendar. Perfect for planning, organizing, and printing.
December 2025 Calendar
Generate and download printable December 2025 Calendar. Perfect for planning, organizing, and printing.
January 2026 Calendar
Generate and download printable January 2026 Calendar. Perfect for planning, organizing, and printing.
February 2026 Calendar
Generate and download printable February 2026 Calendar. Perfect for planning, organizing, and printing.
March 2026 Calendar
Generate and download printable March 2026 Calendar. Perfect for planning, organizing, and printing.