PDT to AKDT Converter
Convert time between Pacific Daylight Time (PDT) and Alaska Daylight Time (AKDT)
Pacific Daylight Time (PDT)
Alaska Daylight Time (AKDT)
Time Difference
Alaska Daylight Time (AKDT) is 0 hours ahead of Pacific Daylight Time (PDT)
Select Date
Select Time
Quick Reference
| PDT | AKDT |
|---|---|
| 18:00 | 17:00 |
| 20:00 | 19:00 |
| 22:00 | 21:00 |
| 00:00 | 23:00 |
| 02:00 | 01:00 |
| 04:00 | 03:00 |
| 06:00 | 05:00 |
| 08:00 | 07:00 |
| 10:00 | 09:00 |
| 12:00 | 11:00 |
| 14:00 | 13:00 |
| 16:00 | 15:00 |
Top 10 Most Common Time Zones
| Abbreviation | Full Name | UTC Offset | Typical Use |
|---|---|---|---|
| UTC | Coordinated Universal Time | UTC ±0 | Global reference standard (servers, logs, APIs) |
| EST / EDT | Eastern (US) Time | UTC −5 / −4 | New York, Toronto — North American business hub |
| CST / CDT | Central (US) Time | UTC −6 / −5 | Chicago, Dallas — US central business region |
| PST / PDT | Pacific (US) Time | UTC −8 / −7 | San Francisco, Los Angeles — tech industry standard |
| GMT / BST | Greenwich Mean / British Summer Time | UTC 0 / +1 | UK, used globally as a reference with UTC |
| CET / CEST | Central European (Summer) Time | UTC +1 / +2 | Paris, Berlin, Amsterdam — EU business core |
| IST | India Standard Time | UTC +5:30 | India — major IT & outsourcing region |
| CST | China Standard Time | UTC +8 | Beijing, Shanghai — East Asia business hub |
| JST | Japan Standard Time | UTC +9 | Tokyo — finance & tech hub |
| AEST / AEDT | Australian Eastern (Daylight) Time | UTC +10 / +11 | Sydney, Melbourne — APAC regional business |
Why Time Zone Abbreviations Are Ambiguous
Unlike standardized identifiers (like America/New_York or Europe/London from the IANA tz database), abbreviations such as "CST" or "IST" are not globally unique. They can refer to different time zones depending on context — country, region, or even time of year (due to daylight saving time).
Common Ambiguous Time Zone Abbreviations
| Abbrev. | Common Meaning(s) | UTC Offset | Region(s) |
|---|---|---|---|
| CST | Central Standard Time / China Standard Time / Cuba Standard Time | UTC−6 / UTC+8 / UTC−5 | North America, China, Cuba |
| IST | Indian Standard Time / Irish Standard Time / Israel Standard Time | UTC+5:30 / UTC+1 / UTC+2 | India, Ireland, Israel |
| AST | Atlantic Standard Time / Arabia Standard Time | UTC−4 / UTC+3 | Caribbean, Canada, Middle East |
| PST | Pacific Standard Time / Philippine Standard Time | UTC−8 / UTC+8 | North America, Philippines |
| EST | Eastern Standard Time (North America / Australia) | UTC−5 / UTC+10 | North America, Australia |
✅ Best Practice
To avoid ambiguity, always:
- Use IANA tz identifiers — e.g.,
America/New_Yorkinstead of "EST" - Specify UTC offset explicitly — e.g.,
UTC−5when abbreviations must be used - Include the full timezone name — e.g., "Eastern Standard Time (EST)" with UTC offset
About PDT to AKDT Time Conversion
Converting time between Pacific Daylight Time (PDT) and Alaska Daylight Time (AKDT) is essential for coordinating between the US Pacific Coast and Alaska during summer months when both regions observe daylight saving time. PDT is UTC-7 (used March to November), while AKDT is UTC-8 (used March to November). PDT is exactly 1 hour ahead of AKDT, making it straightforward for business and personal coordination.
This converter is valuable for businesses operating across the Pacific and Alaska regions, particularly those in oil and gas, fishing, tourism, remote work, and technology sectors. Understanding the time difference is crucial for scheduling meetings, coordinating operations, and planning travel between these regions. Unlike mainland US regions, most of Alaska observes daylight saving time, though there are some exceptions in small communities.
Common Use Cases for PDT to AKDT Conversion
Business & Work
- Scheduling meetings between Pacific and Alaska-based operations during summer months
- Coordinating oil and gas industry projects between regions
- Managing fishing and seafood industry operations across Pacific and Alaska
- Planning conference calls between tech companies and Alaska offices
- Coordinating logistics and remote work during daylight saving time period
Personal & Travel
- Planning travel from Pacific region to Alaska during summer
- Coordinating with family and friends in Alaska
- Scheduling virtual events and online meetings between regions
- Understanding time differences for summer tourism to Alaska
- Arranging video calls with Alaska-based relatives or business partners
Time Zone Information
Pacific Daylight Time (PDT)
- UTC Offset: UTC-7 (UTC-8 during PST)
- IANA Timezone: America/Los_Angeles
- Daylight Saving: Second Sunday in March to First Sunday in November
- Major Cities: Los Angeles, San Francisco, Seattle, San Diego, Portland, Sacramento
- Coverage: Pacific United States and Canada (summer months)
Alaska Daylight Time (AKDT)
- UTC Offset: UTC-8 (UTC-9 during AKST)
- IANA Timezone: America/Anchorage
- Daylight Saving: Second Sunday in March to First Sunday in November
- Major Cities: Anchorage, Fairbanks, Juneau, Ketchikan, Sitka, Barrow
- Coverage: Most of Alaska (summer months)
Quick Reference: PDT to AKDT
Remember: PDT is always 1 hour ahead of AKDT during daylight saving time (March to November). When AKDT ends and AKST begins (first Sunday in November), the difference becomes 2 hours.
Frequently Asked Questions
What is the time difference between PDT and AKDT?
Pacific Daylight Time (PDT) is UTC-7, while Alaska Daylight Time (AKDT) is UTC-8. This means PDT is exactly 1 hour ahead of AKDT. When it's noon (12:00 PM) in PDT, it's 11:00 AM in AKDT. This 1-hour difference is maintained during the daylight saving time period from March to November.
Does Alaska observe daylight saving time?
Most of Alaska observes daylight saving time and switches between AKDT (Alaska Daylight Time, UTC-8) during summer months and AKST (Alaska Standard Time, UTC-9) during winter months. However, some small communities in Alaska do not observe daylight saving time. It's always worth verifying for your specific location in Alaska.
What is the IANA timezone identifier for Alaska?
The IANA timezone identifier for Alaska is "America/Anchorage". This covers most populated areas of Alaska and automatically accounts for daylight saving time transitions. The system will use AKDT during daylight saving time and AKST during standard time.
When are the daylight saving time transitions in Alaska?
Alaska observes daylight saving time from the second Sunday in March (when clocks spring forward at 2:00 AM) to the first Sunday in November (when clocks fall back at 2:00 AM). This is the same schedule used across the continental United States, making coordination with PDT consistent throughout the year.
What are the best times to schedule calls between PDT and Alaska regions?
Early morning PDT (7-9 AM) corresponds to 6-8 AM AKDT, which is within normal business hours for Alaska. Late afternoon PDT (3-5 PM) works well for Alaska morning meetings (2-4 PM AKDT). These windows provide reasonable overlap for both regions without requiring either side to work outside typical business hours.
What are the major cities in Alaska?
Major cities in Alaska include Anchorage (the largest city), Fairbanks (the second-largest), Juneau (the state capital), Ketchikan, Sitka, Barrow, and Homer. Anchorage is the primary business hub and is located in the America/Anchorage timezone, which observes AKDT/AKST.
Pro Tips
- • Schedule early morning PDT meetings (7-9 AM) to catch Alaska office hours without requiring evening work from Alaskan teams.
- • The 1-hour difference during summer (March-November) is easier to work with than the 2-hour winter difference, making summer ideal for coordination.
- • Set calendar reminders for March and November when daylight saving transitions occur - the time difference will change.
- • Use timezone-aware scheduling tools that show both PDT and AKDT to avoid confusion when scheduling meetings.
- • Alaska flights from Pacific cities typically take 4-5 hours, so a morning departure from the Pacific arrives mid-afternoon Alaska time.
- • Always verify that your specific Alaskan contact observes daylight saving time, as some communities do not participate.
Update Logs
View the latest updates and features