KST to EST Time Converter

Convert Korea Standard Time to Eastern Standard Time - Quick & Accurate

Seoul (KST)
New York (EST)
EST is 14 hours behind KST

Quick Time Conversion

Seoul
Korea Standard Time
UTC+9
New York
Eastern Standard Time
UTC-5 (EST) / UTC-4 (EDT)

Current Time Right Now

Korea Standard Time
Eastern Standard Time

Updates live every second

24-Hour Visual Comparison

KST (Seoul)
12am KST
1am KST
2am KST
3am KST
4am KST
5am KST
6am KST
7am KST
8am KST
9am KST
10am KST
11am KST
12pm KST
1pm KST
2pm KST
3pm KST
4pm KST
5pm KST
6pm KST
7pm KST
8pm KST
9pm KST
10pm KST
11pm KST
12a6a12p6p12a
EST (New York)
10am EST
11am EST
12pm EST
1pm EST
2pm EST
3pm EST
4pm EST
5pm EST
6pm EST
7pm EST
8pm EST
9pm EST
10pm EST
11pm EST
12am EST
1am EST
2am EST
3am EST
4am EST
5am EST
6am EST
7am EST
8am EST
9am EST
Business Hours (9AM-5PM)
Evening (5PM-9PM)
Night (9PM-6AM)

Hover over any hour to see corresponding time in both zones

Best Time for Meeting/Call

To schedule a meeting between KST and EST:

Best Window (KST)
12:00 PM - 5:00 PM
Which is (EST)
-14:00 AM - 3:00 PM
Both parties in business hours
Optimal overlap window
Ideal for international teams

Pro Tip: Schedule calls during the overlap window for optimal convenience for both time zones

Complete KST to EST Conversion Table

KST TimeEST TimeContext
12:00 AM10:00 AM
Midnight KST
01:00 AM11:00 AM
Late Night
02:00 AM12:00 PM
Late Night
03:00 AM01:00 PM
Late Night
04:00 AM02:00 PM
Late Night
05:00 AM03:00 PM
Late Night
06:00 AM04:00 PM
Early Morning KST
07:00 AM05:00 PM
Night Time
08:00 AM06:00 PM
Night Time
09:00 AM07:00 PM
Work Starts KST
10:00 AM08:00 PM
Night Time
11:00 AM09:00 PM
Night Time

Korea Standard Time (KST)

UTC+9
UTC+9
Representative City:

Seoul

IANA Identifier:

Asia/Seoul

Eastern Standard Time (EST)

UTC-5
UTC-5 (EST) / UTC-4 (EDT)
Representative City:

New York

IANA Identifier:

America/New_York

Quick Reference

Time Difference: EST is 14 hours behind KST
Note: Time difference may vary during daylight saving transitions
UTC Offsets: KST = UTC+9, EST = UTC-5 (EST) / UTC-4 (EDT)
2025 DST (North America): Starts March 9 at 2:00 AM, Ends November 2 at 2:00 AM

Frequently Asked Questions

EST (Eastern Standard Time) is 14 hours behind KST (Korea Standard Time). This means when it's 12:00 PM in Seoul (KST), it's 10:00 PM in New York (EST).

The best time to call from KST to EST is during overlapping business hours. For KST callers, schedule between 12:00 PM - 5:00 PM KST to ensure both parties are within standard business hours.

The time difference may change during daylight saving transitions if one region observes DST while the other doesn't. Korea Standard Time (UTC+9) and Eastern Standard Time (UTC-5 (EST) / UTC-4 (EDT)) may have different DST schedules.

KST includes cities like Seoul. EST includes cities like New York. Both time zones cover important business and cultural centers.

In 2025, DST in North America starts on March 9 at 2:00 AM and ends on November 2 at 2:00 AM. Other regions may have different DST schedules or not observe DST at all.