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Convert Eastern Time to Korean Time

EST · UTC−5 → KST · UTC+9

EST is 14 hours behind KST

Today New York City is on EDT (UTC−4) and Seoul on UTC+9 (UTC+9), so right now New York City is 13 hours behind Seoul.

New York City · EDT

Wednesday, 7 October 2026

Seoul · UTC+9

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
New York CityEDT · -04:00
0003060912151821
SeoulUTC+9 · +09:00
1316192201040710

No overlap in standard working hours. Closest workable window: 20:00–23:00 in New York City, which is 09:00–12:00 in Seoul.

Working (09–18) Awake, off the clock Asleep (23–07)

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07:24 Wed 7 Oct New York City = 20:24 Wed 7 Oct Seoul

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Hour-by-hour conversion

New York City (EST)Seoul (KST)
00:0013:00
01:0014:00
02:0015:00
03:0016:00
04:0017:00
05:0018:00
06:0019:00
07:0020:00Now
08:0021:00
09:0022:00
10:0023:00
11:0000:00next day
12:0001:00next day
13:0002:00next day
14:0003:00next day
15:0004:00next day
16:0005:00next day
17:0006:00next day
18:0007:00next day
19:0008:00next day
20:0009:00next day
21:0010:00next day
22:0011:00next day
23:0012:00next day

About this conversion

EST here means Eastern Time, represented by New York City (America/New_York), currently UTC−4. KST means Korean Time, represented by Seoul (Asia/Seoul), currently UTC+9.

EST is used by 10 zones, including United States. If you meant a different one, see every meaning of EST.

KST is used by 2 zones, including South Korea. See every meaning of KST.

Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in New York City; day boundaries are marked where the date differs.

Quick answers

  • 09:00 EST is 22:00 KST
  • 12:00 EST is 01:00 KST
  • 15:00 EST is 04:00 KST
  • 18:00 EST is 07:00 KST

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