AKDT to HADT Converter
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Quick answers
Selected conversion
4:00 am04:00 AKDT (UTC-8), Oct 19, 2026 = 3:00 am03:00 HADT (UTC-9), Oct 19, 2026
AKDT is 1 hour ahead of HADT.
AKDT and HADT examples
These examples always use AKDT (UTC-8) and HADT (UTC-9). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
AKDT is 1 hour ahead of HADT.
How the time difference changes
For most of the year, AKDT is 1 hour ahead of HADT. From Nov 1, 2026 to Mar 14, 2027, AKST is 1 hour ahead of HST. Briefly around clock changes, AKDT is 2 hours ahead of HST or AKST and HADT have the same time.
For most of the year, working hours of 9:00 am to 6:00 pm in AKDT correspond to 8:00 am to 5:00 pm in HADT. At other times of the year, working hours of 9:00 am to 6:00 pm in AKST correspond to 8:00 am to 5:00 pm in HST.For most of the year, working hours of 09:00 to 18:00 in AKDT correspond to 08:00 to 17:00 in HADT. At other times of the year, working hours of 09:00 to 18:00 in AKST correspond to 08:00 to 17:00 in HST.
Compare AKDT time with HADT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Alaska Daylight Time is 1 hour ahead of Hawaii-Aleutian Daylight Time.
4:00 am04:00 in AKDT is 3:00 am03:00 in HADT
AKDT to HADT call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in AKDT which corresponds to 9am-5pm09:00-17:00 in HADT
4:00 am04:00 Alaska Daylight Time (AKDT). Offset UTC -8:00 hours
3:00 am03:00 Hawaii-Aleutian Daylight Time (HADT). Offset UTC -9:00 hours
4:00 am04:00 AKDT / 3:00 am03:00 HADT
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
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Alaska Daylight Time
Offset: AKDT is 8 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: United States
Principal Cities: The largest city in the AKDT time zone is Anchorage in the United States, with about 289,600 people. Other major cities in this time zone include Fairbanks, Juneau, Knik-Fairview, Wasilla.
Today all shaded areas are on AKDT.
Daylight Saving: Alaska Daylight Time (AKDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Alaska Standard Time (AKST).
Start: Alaska Daylight Time (AKDT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Alaska Daylight Time (AKDT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
AKDT representations, usage and related time zones
- -08 - basic short
- -0800 - basic
- -08:00 - extended
- -0800 - sign character (-) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the west of the zero meridian.
- Uniform - Military abbreviation for AKDT
- U - short form of 'Uniform'
- America/Anchorage
- America/Juneau
- America/Metlakatla
- America/Nome
- America/Sitka
- America/Yakutat
- US/Alaska
- AKDT - Alaska Daylight Time
- PST - Pacific Standard Time
- PT - Pacific Time
- PST - Pitcairn Standard Time
- U - Uniform Time Zone
Hawaii-Aleutian Daylight Time
Offset: HADT is 9 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: United States
Today all shaded areas are on HADT.
Daylight Saving: Hawaii-Aleutian Daylight Time (HADT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Hawaii-Aleutian Standard Time (HAST).
Start: Hawaii-Aleutian Daylight Time (HADT) started on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
End: Hawaii-Aleutian Daylight Time (HADT) ends on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the first Sunday of November.
See USA daylight saving time and upcoming clock changes worldwide.
HADT representations, usage and related time zones
- -09 - basic short
- -0900 - basic
- -09:00 - extended
- -0900 - sign character (-) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates an offset of nine hours to the west of the zero meridian.
- Victor - Military abbreviation for HADT
- V - short form of 'Victor'
- AKST - Alaska Standard Time
- AHDT - Alaska-Hawaii Daylight Time
- HADT - Hawaii-Aleutian Daylight Time
- GAMT - Gambier Time
- HDT - Hawaii Daylight Time
- V - Victor Time Zone