Castries to Seoul time converter

Seoul is 13 hours ahead of Castries. When it is 9:00 AM in Castries, it is 10:00 PM in Seoul.

Castries AST

Monday, October 19, 2026

Seoul KST

Tuesday, October 20, 2026

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

Castries to Seoul conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 8:00 PM – 10:00 PM in Castries (9:00 AM – 11:00 AM in Seoul): 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

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

More conversions

Seoul to CastriesCastries to New YorkCastries to LondonCastries to Los AngelesCastries to ChicagoCastries to TorontoCastries to São PauloCastries to ParisCastries to BerlinCastries to MoscowCastries to DubaiCastries to New DelhiCastries to Bangkok
New York to SeoulLondon to SeoulLos Angeles to SeoulChicago to SeoulToronto to SeoulSão Paulo to SeoulParis to SeoulBerlin to SeoulMoscow to SeoulDubai to SeoulNew Delhi to SeoulBangkok to Seoul

Questions and answers

What is the time difference between Castries and Seoul?

Seoul is 13 hours ahead of Castries.

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

When it is 9:00 AM in Castries, it is 10:00 PM in Seoul.

When is the best time to call Seoul from Castries?

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

Does the time difference between Castries and Seoul change?

No. The difference stays 13 hours all year.