Ulsan to Santiago time converter

Santiago is 12 hours behind Ulsan. When it is 9:00 AM in Ulsan, it is 9:00 PM (Mon, Oct 19) in Santiago.

Ulsan KST

Tuesday, October 20, 2026

Santiago CLST

Tuesday, October 20, 2026

Ulsan
South Korea
Tue, Oct 20
KSTUTC+9
Santiago
Chile
Tue, Oct 20
CLSTUTC-3-12h
Finding your time zone…
Shared working hours (9:00–18:00)

Ulsan to Santiago conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Ulsan (9:00 PM – 10:00 PM in Santiago): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Ulsan and Santiago switch clocks on different dates:

  • Oct 20, 2026 – Apr 4, 2027: -12h
  • Apr 4, 2027 – Sep 5, 2027: -13h
  • Sep 5, 2027 – Oct 20, 2027: -12h

Distance

Ulsan and Santiago are 18,174 km (11,293 miles) apart in a straight line.

More conversions

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New York to SantiagoLondon to SantiagoLos Angeles to SantiagoChicago to SantiagoToronto to SantiagoSão Paulo to SantiagoParis to SantiagoBerlin to SantiagoMoscow to SantiagoDubai to SantiagoNew Delhi to SantiagoBangkok to Santiago

Questions and answers

What is the time difference between Ulsan and Santiago?

Santiago is 12 hours behind Ulsan.

What time is it in Santiago when it is 9 AM in Ulsan?

When it is 9:00 AM in Ulsan, it is 9:00 PM (Mon, Oct 19) in Santiago.

When is the best time to call Santiago from Ulsan?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Ulsan (9:00 PM – 10:00 PM in Santiago): working hours on one side, early or late on the other.

Does the time difference between Ulsan and Santiago change?

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