Quarter to Twelve

Time in KST and IDLW

The time difference between Korea Standard Time (KST) and International Day Line West time zone (IDLW) is 21 hours. International Day Line West time zone is 21 hours behind Korea Standard Time.

Korea Standard Time

  • The current local time in KST is 6:11 pm (March 29, 2024)
  • KST time zone offset is UTC+09:00

International Day Line West time zone

  • The current local time in IDLW is 9:11 pm (March 28, 2024)
  • IDLW time zone offset is UTC-12:00

How to convert Korea Standard Time to International Day Line West time zone?

Subtract 21 hours from Korea Standard Time to get International Day Line West time zone.

Time in KST

00:00

Time in IDLW

00:00

Use the slider above to convert Korea Standard Time to International Day Line West time zone and view the day and night map at different times.

Day–night colors on the map:
Day colors Day
Civil twilight colors Civil twilight
Nautical twilight colors Nautical twilight
Astronomical twilight colors Astronomical twilight
Night colors Night

Time Conversion Chart

KSTIDLW
12am3am
1am4am
2am5am
3am6am
4am7am
5am8am
6am9am
7am10am
8am11am
9am12pm
10am1pm
11am2pm
12pm3pm
1pm4pm
2pm5pm
3pm6pm
4pm7pm
5pm8pm
6pm9pm
7pm10pm
8pm11pm
9pm12am
10pm1am
11pm2am