EST to KST — Time Zone Converter
Eastern Time (EST, UTC−5) covers the US East Coast; Korea Standard Time (KST, UTC+9) covers South Korea. In standard time, KST is 14 hours ahead of EST. Standard working days in the US East Coast and South Korea barely overlap, so most teams alternate who takes the early-morning or late-evening slot. Use the live converter below — it applies today's IANA time zone data, including daylight saving time, and gives you a meeting schedule you can paste straight into email or Slack.
EST to KST, hour by hour (today)
Frequently asked questions
What is the time difference between EST and KST?+
Eastern Time (EST) is UTC−5 and Korea Standard Time (KST) is UTC+9, so in standard time KST is 14 hours ahead of EST. The gap shifts by an hour around daylight saving transitions, so always check a live converter near the change dates in spring and autumn.
Does EST or KST observe daylight saving time?+
Eastern Time observes daylight saving time (EST in winter, EDT in summer). Korea Standard Time stays on UTC+9 all year — no daylight saving time.
What is the best time for a meeting between EST and KST?+
Standard working days in the US East Coast and South Korea barely overlap, so most teams alternate who takes the early-morning or late-evening slot. The converter above highlights office hours in green for both zones, so you can slide to a time that works for everyone.
How do I share a EST to KST meeting time by email?+
Pick a time in the converter, log it to the Smart Clipboard, and copy it as bullets, a formatted table, or a one-line question — with both EST and KST times spelled out so nobody has to do the math.