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Convert Korean Time to Turkey Time

KST · UTC+9 → TRT · UTC+3

KST is 6 hours ahead of TRT

Seoul · UTC+9

Tuesday, 8 September 2026

Istanbul · UTC+3

Tuesday, 8 September 2026

When are both sides at work?

0003060912151821
SeoulUTC+9 · +09:00
0003060912151821
IstanbulUTC+3 · +03:00
1821000306091215

Shared working hours: 15:00–18:00 in Seoul is 09:00–12:00 in Istanbul.

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

Pick a time and share it

16:07 Tue 8 Sep Seoul = 10:07 Tue 8 Sep Istanbul

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Hour-by-hour conversion

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

About this conversion

KST here means Korean Time, represented by Seoul (Asia/Seoul), currently UTC+9. TRT means Turkey Time, represented by Istanbul (Europe/Istanbul), currently UTC+3.

KST is used by 2 zones, including South Korea. If you meant a different one, 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 Seoul; day boundaries are marked where the date differs.

Quick answers

  • 09:00 KST is 03:00 TRT
  • 12:00 KST is 06:00 TRT
  • 15:00 KST is 09:00 TRT
  • 18:00 KST is 12:00 TRT

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