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Convert Central Time to Korean Time

CST · UTC−6 → KST · UTC+9

CST is 15 hours behind KST

Today Chicago is on CDT (UTC−5) and Seoul on UTC+9 (UTC+9), so right now Chicago is 14 hours behind Seoul.

Chicago · CDT

Wednesday, 7 October 2026

Seoul · UTC+9

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
ChicagoCDT · -05:00
0003060912151821
SeoulUTC+9 · +09:00
1417202302050811

No overlap in standard working hours. Closest workable window: 19:00–23:00 in Chicago, which is 09:00–13:00 in Seoul.

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

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06:27 Wed 7 Oct Chicago = 20:27 Wed 7 Oct Seoul

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Hour-by-hour conversion

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

About this conversion

CST here means Central Time, represented by Chicago (America/Chicago), currently UTC−5. KST means Korean Time, represented by Seoul (Asia/Seoul), currently UTC+9.

CST is used by 15 zones, including United States. If you meant a different one, see every meaning of CST.

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 Chicago; day boundaries are marked where the date differs.

Quick answers

  • 09:00 CST is 23:00 KST
  • 12:00 CST is 02:00 KST
  • 15:00 CST is 05:00 KST
  • 18:00 CST is 08:00 KST

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