Seoul to Honolulu time converter

Honolulu is 19 hours behind Seoul. When it is 9:00 AM in Seoul, it is 2:00 PM (Fri, Oct 16) in Honolulu.

Seoul KST

Saturday, October 17, 2026

Honolulu HST

Friday, October 16, 2026

Seoul
South Korea
Sat, Oct 17
KSTUTC+9
Honolulu
Hawaii, United States
Fri, Oct 16
HSTUTC-10-19h
Finding your time zone…
Shared working hours (9:00–18:00)

Seoul to Honolulu conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

The difference stays 19 hours all year.

Distance

Seoul and Honolulu are 7,312 km (4,543 miles) apart in a straight line.

More conversions

Honolulu 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 HonoluluLondon to HonoluluLos Angeles to HonoluluChicago to HonoluluToronto to HonoluluSão Paulo to HonoluluParis to HonoluluBerlin to HonoluluMoscow to HonoluluDubai to HonoluluNew Delhi to HonoluluBangkok to Honolulu

Questions and answers

What is the time difference between Seoul and Honolulu?

Honolulu is 19 hours behind Seoul.

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

When it is 9:00 AM in Seoul, it is 2:00 PM (Fri, Oct 16) in Honolulu.

When is the best time to call Honolulu from Seoul?

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

Does the time difference between Seoul and Honolulu change?

No. The difference stays 19 hours all year.