The short answer

4pm in Hawaii Time is 11am in Korea Standard Time on the next day.

Hawaii Time is 19 hours behind Korea Standard Time. Both sides are inside the standard 9-to-5 working day, so this is a sociable time for a call in both places.

Hawaii Time
4pm
Korea Standard Time
11am
next day
Right now
11:55pmHST · UTC-10:00 · Sun, Jun 21
6:55pmKST · UTC+09:00 · Mon, Jun 22
Read across to convert
Hawaii Time
HST · UTC-10:00
11:55pm ☾
Korea Standard Time
KST · UTC+09:00
6:55pm ☾
Pinned4pmHawaii Time=11amKorea Standard Time · Mon (next day)
12amSun
7pm
1am
8pm
2am
9pm
3am
10pm
4am
11pm
5am
12amMon ·+1d
6am
1amMon ·+1d
7am
2amMon ·+1d
8am
3amMon ·+1d
9am
WORK
4amMon ·+1d
10am
WORK
5amMon ·+1d
11am
WORK
6amMon ·+1d
12pm
WORK
7amMon ·+1d
1pm
WORK
8amMon ·+1d
2pm
WORK
9amMon ·+1d
WORK
3pm
WORK
10amMon ·+1d
WORK
PINNED
4pm
WORK
11amMon ·+1d
WORK
5pm
12pmMon ·+1d
WORK
6pm
1pmMon ·+1d
WORK
7pm
2pmMon ·+1d
WORK
8pm
3pmMon ·+1d
WORK
9pm
4pmMon ·+1d
WORK
10pm
5pmMon ·+1d
NOW
11pm
6pmMon ·+1d
daylightnightworking hoursoverlap
Best time to meet
Best for a call
Hawaii Time
2pm–5pm
=
Korea Standard Time
9am–12pm
next day
Popular conversions

Quick reference.

9amHawaii Time=4amKorea Standard Time · next day
12pmHawaii Time=7amKorea Standard Time · next day
3pmHawaii Time=10amKorea Standard Time · next day
5pmHawaii Time=12pmKorea Standard Time · next day
9pmHawaii Time=4pmKorea Standard Time · next day
In context

What each side covers.

Hawaii Time
HST · UTC-10:00
11:55pm

US

Korea Standard Time
KST · UTC+09:00
6:55pm
Cities on this clock

Frequently asked

Quick answers about converting between Hawaii Time and Korea Standard Time. Can't find what you need? Email [email protected].

What is the time difference between Hawaii Time and Korea Standard Time?
Hawaii Time is 19 hours behind Korea Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
When it's 4pm in Hawaii Time, what time is it in Korea Standard Time?
4pm in Hawaii Time is 11am in Korea Standard Time on the next day. Both sides are inside the standard 9-to-5 working day, so this is a sociable time for a call in both places. Use the hour-by-hour table above to read any other time across.
What's the best time for a call between Hawaii Time and Korea Standard Time?
2pm–5pm in Hawaii Time lines up with 9am–12pm in Korea Standard Time the next day — both sides are inside a 9-to-5 working day.
Does this account for daylight saving time?
Yes. We track every clock change in both places, so the abbreviations you see — HST and KST — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
Why is the date sometimes different on each side?
When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.