Timezone Conversion Hub
EST to KST Time Converter
Convert Eastern Standard Time (EST) to Korea Standard Time (KST). KST is 14 hours ahead of EST. Compare live clocks and plan meetings.
Source Timezone
UTC -4EST — Eastern Standard Time
Wednesday, September 23, 2026
15:51:59
IANA: America/New_YorkDST: Observes DSTKey Hub: United States
Destination Timezone
UTC +9KST — Korea Standard Time
Thursday, September 24, 2026
04:51:59
IANA: Asia/SeoulDifferential: 13 hours aheadKey Hub: South Korea
Instant Direction Toggle: Need to view the inverse time difference?
Convert KST to EST insteadInteractive Multi-Zone Visual Grid
Hover or drag across the hours to align schedules, discover business overlaps, and click to schedule.
Interactive Multi–Zone Visual Grid
Hover or drag across the hours to align schedules, discover business overlaps, and click to schedule.
Find time together
Wednesday, September 23, 2026
Business Hours (9am – 6pm)Shoulder HoursNight / SleepOverlap Window
Click any hour tile to select & schedule
Location & Timezone
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EST
United States, Canada
• UTC -403:51:59 PM
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KST
South Korea, North Korea
• UTC +904:51:59 AM
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Wednesday, September 23, 2026 • Selected Hour
07:00 PMEST08:00 AMKST+1d
Best International Meeting Overlap|09:00 AM – 11:00 PM EST (10:00 PM – 12:00 PM KST)
Quick Timezone Converter Selector
Jump to any of the 552 international timezone converter combinations in one click:
Complete 24-Hour Conversion Table: EST to KST
Hour-by-hour cross-reference table for scheduling calls, webinars, and international broadcasts.
20:00 EST
09:00 KST
21:00 EST
10:00 KST
22:00 EST
11:00 KST
23:00 EST
12:00 KST
00:00 EST
13:00 KST
01:00 EST
14:00 KST
02:00 EST
15:00 KST
03:00 EST
16:00 KST
04:00 EST
17:00 KST
05:00 EST
18:00 KST
06:00 EST
19:00 KST
07:00 EST
20:00 KST
08:00 EST
21:00 KST
09:00 EST
22:00 KST
10:00 EST
23:00 KST
11:00 EST
00:00 KST
12:00 EST
01:00 KST
13:00 EST
02:00 KST
14:00 EST
03:00 KST
15:00 EST
04:00 KST
16:00 EST
05:00 KST
17:00 EST
06:00 KST
18:00 EST
07:00 KST
19:00 EST
08:00 KST
Popular EST Converters
Popular Converters to KST
Verified Chronometric Analysis
US Eastern to Korea Time Difference
Korea Standard Time (KST) is 14 hours ahead of Eastern Standard Time (EST). For US East Coast teams coordinating with Korean automotive, semiconductor, and tech partners, early evening calls provide the primary live touchpoint.
Use our interactive slider to test meeting times, check live atomic seconds, and ensure appointments respect international working boundaries.
Evening EST Calls Catch Morning Korea
Compare reciprocal schedules, verify working hour alignments, and schedule with confidence.
Handling US Daylight Saving Transitions
Compare reciprocal schedules, verify working hour alignments, and schedule with confidence.
Frequently Asked Questions: EST to KST Time Conversion
Common queries, time calculations, and scientific explanations
Google SERP Verified
KST (Korea Standard Time, UTC+9) is exactly 14 hours ahead of EST (Eastern Standard Time, UTC-5). In summer (EDT), it is 13 hours ahead.
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