Seoul to Castries time converter

Castries is 13 hours behind Seoul. When it is 9:00 AM in Seoul, it is 8:00 PM (Mon, Oct 19) in Castries.

Seoul KST

Tuesday, October 20, 2026

Castries AST

Monday, October 19, 2026

Seoul
South Korea
Tue, Oct 20
KSTUTC+9
Castries
Saint Lucia
Mon, Oct 19
ASTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Castries conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Seoul (8:00 PM – 10:00 PM in Castries): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference stays 13 hours all year.

Distance

Seoul and Castries are 14,221 km (8,837 miles) apart in a straight line.

More conversions

Castries to SeoulSeoul to New YorkSeoul to LondonSeoul to Los AngelesSeoul to ChicagoSeoul to TorontoSeoul to São PauloSeoul to ParisSeoul to BerlinSeoul to MoscowSeoul to DubaiSeoul to New DelhiSeoul to Bangkok
New York to CastriesLondon to CastriesLos Angeles to CastriesChicago to CastriesToronto to CastriesSão Paulo to CastriesParis to CastriesBerlin to CastriesMoscow to CastriesDubai to CastriesNew Delhi to CastriesBangkok to Castries

Questions and answers

What is the time difference between Seoul and Castries?

Castries is 13 hours behind Seoul.

What time is it in Castries when it is 9 AM in Seoul?

When it is 9:00 AM in Seoul, it is 8:00 PM (Mon, Oct 19) in Castries.

When is the best time to call Castries from Seoul?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Seoul (8:00 PM – 10:00 PM in Castries): working hours on one side, early or late on the other.

Does the time difference between Seoul and Castries change?

No. The difference stays 13 hours all year.