Honolulu to Jangseong time converter

Jangseong is 19 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 4:00 AM (Tue, Oct 20) in Jangseong.

Honolulu HST

Monday, October 19, 2026

Jangseong KST

Tuesday, October 20, 2026

Honolulu
Hawaii, United States
Mon, Oct 19
HSTUTC-10
Jangseong
South Korea
Tue, Oct 20
KSTUTC+9+19h
Finding your time zone…
Shared working hours (9:00–18:00)

Honolulu to Jangseong conversion table

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

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

Best time to call or meet

Both sides are at work from 2:00 PM – 6:00 PM in Honolulu (9:00 AM – 1:00 PM in Jangseong).

Daylight saving time and the difference

The difference stays 19 hours all year.

Distance

Honolulu and Jangseong are 7,371 km (4,580 miles) apart in a straight line.

More conversions

Jangseong to HonoluluHonolulu to New YorkHonolulu to LondonHonolulu to Los AngelesHonolulu to ChicagoHonolulu to TorontoHonolulu to São PauloHonolulu to ParisHonolulu to BerlinHonolulu to MoscowHonolulu to DubaiHonolulu to New DelhiHonolulu to Bangkok
New York to JangseongLondon to JangseongLos Angeles to JangseongChicago to JangseongToronto to JangseongSão Paulo to JangseongParis to JangseongBerlin to JangseongMoscow to JangseongDubai to JangseongNew Delhi to JangseongBangkok to Jangseong

Questions and answers

What is the time difference between Honolulu and Jangseong?

Jangseong is 19 hours ahead of Honolulu.

What time is it in Jangseong when it is 9 AM in Honolulu?

When it is 9:00 AM in Honolulu, it is 4:00 AM (Tue, Oct 20) in Jangseong.

When is the best time to call Jangseong from Honolulu?

Both sides are at work from 2:00 PM – 6:00 PM in Honolulu (9:00 AM – 1:00 PM in Jangseong).

Does the time difference between Honolulu and Jangseong change?

No. The difference stays 19 hours all year.