Time Difference from Adak to Major World Cities
Visual offset comparison between Adak and key financial and international communication centers:
Drag the timeline scrubber to compare local hours across both locations:
America/Adak Timezone Specifications & DST Rules
About the HST Abbreviation
HST stands for America/Adak. It is observed across central and western Africa at UTC -10:00. Note: During seasonal Daylight Saving Time periods, the abbreviation shifts to HDT (UTC -09:00).
Travel, Infrastructure & Business Essentials for Adak
Essential practical information for international business travelers, digital nomads, and expats visiting Adak:
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Related Cities in the Same Region & Timezone
Major commercial and administrative hubs in neighboring territories sharing direct regional links with Adak:
Frequently Asked Questions about Adak Time
What is the current local time and timezone in Adak?
Adak operates on America/Adak (abbreviated as HST). The standard offset is UTC -10:00.
What does HST timezone stand for?
HST stands for America/Adak. It is 1 hour ahead of Greenwich Mean Time (GMT+1 / UTC+1).
Does Adak change clocks for Daylight Saving Time (DST)?
Yes, Adak observes Daylight Saving Time. Clocks move forward 1 hour in summer to HDT (UTC -09:00) and return to standard time in winter.
What power plug and voltage adapter do I need for Adak?
United States uses plug types A and B with a standard voltage of 120V at 60Hz.
How can I convert time or schedule calls with Adak?
You can use the interactive 24-hour dual-slider converter directly on this page, or visit our Time Difference Tool and Meeting Planner to schedule seamless cross-timezone calls.