Istanbul and Seoul Time Difference

Compare Istanbul vs Seoul time, current local times, UTC offset difference, daylight saving status, and the best time to plan meetings or travel.

Quick Answer

What is the time difference between Istanbul and Seoul?

The live comparison below shows both local times, current UTC offsets, daylight saving status, and whether Seoul is ahead of or behind Istanbul.

Current time difference

Istanbul, Turkey

Sat, Jul 4, 2026 17:38

Timezone
Europe/Istanbul
UTC offset
UTC+03:00
Daylight saving
No

Seoul, South Korea

Sat, Jul 4, 2026 23:38

Timezone
Asia/Seoul
UTC offset
UTC+09:00
Daylight saving
No

Time difference

Seoul is 6 hours ahead of Istanbul

UTC offset difference

+06:00

Suggested call window

Sat, Jul 4, 08:00-12:00 / Sat, Jul 4, 14:00-18:00

Calculated using initiator awake hours of 08:00-23:00 and recipient office hours of 09:00-18:00.

Dynamic Time Difference

Istanbul is 6 hours behind Seoul

Istanbul is 6 hours behind Seoul throughout 2026. Neither timezone changes its UTC offset during the year.

Istanbul

UTC+03:00 · No seasonal offset change detected

Seoul

UTC+09:00 · No seasonal offset change detected

Business Call Window

09:00-18:00 work-hour overlap

Both 09:00-18:00 workdays overlap. A practical window is 09:00-12:00 in Istanbul, which is 15:00-18:00 in Seoul.

Istanbul: 09:00-12:00

Seoul: 15:00-18:00

24-Hour Conversion Table

Istanbul to Seoul hourly time conversion

The table uses today's active UTC offsets. Seasonal rows can shift when daylight saving time changes.

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

FAQ

What is the current time difference between Istanbul and Seoul?

Istanbul is 6 hours behind Seoul. This uses the active IANA timezone offsets for today.

When does the Istanbul-Seoul time difference change in 2026?

Istanbul is 6 hours behind Seoul throughout 2026. Neither timezone changes its UTC offset during the year.

What are the current UTC offsets for Istanbul and Seoul?

Istanbul is currently UTC+03:00; Seoul is currently UTC+09:00.

Which direction does the clock change when flying from Istanbul to Seoul?

Travelers from Istanbul to Seoul move their clock forward by 6 hours.

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