Honolulu to Cheongju-si time converter

Cheongju-si is 19 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 4:00 AM (Wed, Oct 21) in Cheongju-si.

Honolulu HST

Tuesday, October 20, 2026

Cheongju-si KST

Wednesday, October 21, 2026

Honolulu
Hawaii, United States
Tue, Oct 20
HSTUTC-10
Cheongju-si
South Korea
Wed, Oct 21
KSTUTC+9+19h
Finding your time zone…
Shared working hours (9:00–18:00)

Honolulu to Cheongju-si conversion table

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

HonoluluCheongju-si
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 Cheongju-si).

Daylight saving time and the difference

The difference stays 19 hours all year.

Distance

Honolulu and Cheongju-si are 7,283 km (4,525 miles) apart in a straight line.

More conversions

Cheongju-si 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 Cheongju-siLondon to Cheongju-siLos Angeles to Cheongju-siChicago to Cheongju-siToronto to Cheongju-siSão Paulo to Cheongju-siParis to Cheongju-siBerlin to Cheongju-siMoscow to Cheongju-siDubai to Cheongju-siNew Delhi to Cheongju-siBangkok to Cheongju-si

Questions and answers

What is the time difference between Honolulu and Cheongju-si?

Cheongju-si is 19 hours ahead of Honolulu.

What time is it in Cheongju-si when it is 9 AM in Honolulu?

When it is 9:00 AM in Honolulu, it is 4:00 AM (Wed, Oct 21) in Cheongju-si.

When is the best time to call Cheongju-si from Honolulu?

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

Does the time difference between Honolulu and Cheongju-si change?

No. The difference stays 19 hours all year.