If it is 9:00 AM Istanbul, what time is it in Seoul?

On 2026-10-21, 9:00 AM Istanbul is 3:00 PM Seoul.

Does daylight saving time change the Istanbul to Seoul difference?

Istanbul does not use daylight saving time. Seoul does not use daylight saving time. So the gap between them stays the same all year.

On 2026-10-21, both cities are inside 9 AM–5 PM for about 2 hours, starting at 9:00 Istanbul time.

Date (Istanbul)Time in Istanbul

Now in Istanbul

5:04 AM

Now in Seoul

11:04 AM

5:04 AM Istanbul in Seoul

11:04 AM

Seoul · right now Seoul is 6 hours ahead of Istanbul

Times follow Istanbul for Istanbul and Seoul for Seoul, using the IANA time zone database.

Seoul is always 6 hours ahead of Istanbul.

Istanbul does not use daylight saving time. Seoul does not use daylight saving time.

Every hour on 2026-10-21. Highlighted rows fall inside 9 AM–5 PM in both zones.

On 2026-10-21, a 9 AM–5 PM workday in Istanbul and in Seoul overlap for about 2 hours, from 9:00 AM to 11:00 AM Istanbul (3:00 PM to 5:00 PM Seoul).

Follow these steps to get a result

Pick a date and a time in Istanbul.
Read the matching Seoul time, including whether it falls on the next or previous day.
Scan the 24-hour table to see every hour at once, with shared working hours highlighted.

What this tool includes

Common questions about this tool

Seoul is always 6 hours ahead of Istanbul.

Continue with something nearby

Time zone rules come from the IANA time zone database; daylight saving changes are applied automatically. Methodology · Data sources