Quarter to Twelve

Time in HST and IDLW

The time difference between Hawaii–Aleutian Standard Time (HST) and International Date Line West Time (IDLW) is 2 hours. International Date Line West Time is 2 hours behind Hawaii–Aleutian Standard Time.

This means 9am HST is 7am IDLW and 5pm HST is 3pm IDLW.

Hawaii–Aleutian Standard Time

  • The current local time in HST is 7:13 am (July 11, 2026)
  • HST time zone offset is UTC-10:00

International Date Line West Time

  • The current local time in IDLW is 9:13 am (July 11, 2026)
  • IDLW time zone offset is UTC-12:00

How to convert Hawaii–Aleutian Standard Time to International Date Line West Time?

Subtract 2 hours from Hawaii–Aleutian Standard Time to get International Date Line West Time.

Time in HST

00:00

Time in IDLW

00:00

Use the slider above to convert Hawaii–Aleutian Standard Time to International Date Line West Time 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

HSTIDLW
12am10pm
1am11pm
2am12am
3am1am
4am2am
5am3am
6am4am
7am5am
8am6am
9am7am
10am8am
11am9am
12pm10am
1pm11am
2pm12pm
3pm1pm
4pm2pm
5pm3pm
6pm4pm
7pm5pm
8pm6pm
9pm7pm
10pm8pm
11pm9pm