Berlin to Koesan time converter

Koesan is 7 hours ahead of Berlin. When it is 9:00 AM in Berlin, it is 4:00 PM in Koesan.

Berlin CEST

Sunday, October 18, 2026

Koesan KST

Monday, October 19, 2026

Berlin
Germany
Sun, Oct 18
CESTUTC+2
Koesan
South Korea
Mon, Oct 19
KSTUTC+9+7h
Finding your time zone…
Shared working hours (9:00–18:00)

Berlin to Koesan conversion table

Every hour of today in Berlin and the matching time in Koesan. Light rows are typical working hours (9:00–18:00).

BerlinKoesan
12:00 AM7:00 AM
1:00 AM8:00 AM
2:00 AM9:00 AM
3:00 AM10:00 AM
4:00 AM11:00 AM
5:00 AM12:00 PM
6:00 AM1:00 PM
7:00 AM2:00 PM
8:00 AM3:00 PM
9:00 AM4:00 PM
10:00 AM5:00 PM
11:00 AM6:00 PM
12:00 PM7:00 PM
1:00 PM8:00 PM
2:00 PM9:00 PM
3:00 PM10:00 PM
4:00 PM11:00 PM
5:00 PM12:00 AM+1 day
6:00 PM1:00 AM+1 day
7:00 PM2:00 AM+1 day
8:00 PM3:00 AM+1 day
9:00 PM4:00 AM+1 day
10:00 PM5:00 AM+1 day
11:00 PM6:00 AM+1 day

Best time to call or meet

Both sides are at work from 9:00 AM – 11:00 AM in Berlin (4:00 PM – 6:00 PM in Koesan).

Daylight saving time and the difference

The difference changes during the year because Berlin and Koesan switch clocks on different dates:

  • Oct 18, 2026 – Oct 25, 2026: +7h
  • Oct 25, 2026 – Mar 28, 2027: +8h
  • Mar 28, 2027 – Oct 18, 2027: +7h

Distance

Berlin and Koesan are 8,237 km (5,118 miles) apart in a straight line.

More conversions

Koesan to BerlinBerlin to New YorkBerlin to LondonBerlin to Los AngelesBerlin to ChicagoBerlin to TorontoBerlin to São PauloBerlin to ParisBerlin to MoscowBerlin to DubaiBerlin to New DelhiBerlin to BangkokBerlin to Singapore
New York to KoesanLondon to KoesanLos Angeles to KoesanChicago to KoesanToronto to KoesanSão Paulo to KoesanParis to KoesanMoscow to KoesanDubai to KoesanNew Delhi to KoesanBangkok to KoesanSingapore to Koesan

Questions and answers

What is the time difference between Berlin and Koesan?

Koesan is 7 hours ahead of Berlin.

What time is it in Koesan when it is 9 AM in Berlin?

When it is 9:00 AM in Berlin, it is 4:00 PM in Koesan.

When is the best time to call Koesan from Berlin?

Both sides are at work from 9:00 AM – 11:00 AM in Berlin (4:00 PM – 6:00 PM in Koesan).

Does the time difference between Berlin and Koesan change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.