Sydney to Kosan time converter

Kosan is 2 hours behind Sydney. When it is 9:00 AM in Sydney, it is 7:00 AM in Kosan.

Sydney AEDT

Sunday, October 18, 2026

Kosan KST

Sunday, October 18, 2026

Sydney
New South Wales, Australia
Sun, Oct 18
AEDTUTC+11
Kosan
North Korea
Sun, Oct 18
KSTUTC+9-2h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Kosan conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference changes during the year because Sydney and Kosan switch clocks on different dates:

  • Oct 18, 2026 – Apr 4, 2027: -2h
  • Apr 4, 2027 – Oct 3, 2027: -1h
  • Oct 3, 2027 – Oct 18, 2027: -2h

Distance

Sydney and Kosan are 8,450 km (5,251 miles) apart in a straight line.

More conversions

Kosan to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney to Bangkok
New York to KosanLondon to KosanLos Angeles to KosanChicago to KosanToronto to KosanSão Paulo to KosanParis to KosanBerlin to KosanMoscow to KosanDubai to KosanNew Delhi to KosanBangkok to Kosan

Questions and answers

What is the time difference between Sydney and Kosan?

Kosan is 2 hours behind Sydney.

What time is it in Kosan when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 7:00 AM in Kosan.

When is the best time to call Kosan from Sydney?

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

Does the time difference between Sydney and Kosan change?

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