MDT to AKST
-3hMDT
MDTSOURCEAKST
AKSTGreen rows indicate typical business hours (9 AM - 5 PM)
MDT and AKST on the World Map
The map below highlights the MDT (Mountain Daylight Time) and AKST (Alaska Standard Time) timezone regions across the globe.
MDT – Mountain Daylight Time
UTC-06:00Mountain Daylight Time (MDT) is the daylight saving offset in the Mountain Time Zone, 6 hours behind UTC.
- •MDT shares the same offset as CST (UTC-06:00).
- •Arizona does not switch to MDT, remaining on MST.
AKST – Alaska Standard Time
UTC-09:00Alaska Standard Time (AKST) is the time zone for the state of Alaska, 9 hours behind UTC.
- •Alaska is the largest US state by area but has only about 730,000 residents.
- •Anchorage is the most populous city in AKST with about 290,000 people.
- •The Aleutian Islands use HAST instead of AKST.
MDT vs AKST: Offsets, DST and Best Call Times
MDT runs on Mountain Daylight Time (MDT) at UTC-06:00. AKST runs on Alaska Standard Time (AKST) at UTC-09:00. That puts MDT 3 hours behind AKST — a difference of -3h at the current offsets.
In practice, when it is 9:00 AM in MDT it is 6:00 AM in AKST. Midnight in MDT is 9:00 PM in AKST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
MDT to AKST time conversion table
| MDT (MDT) | AKST (AKST) | Day |
|---|---|---|
| 12:00 AM | 9:00 PM | previous day |
| 6:00 AM | 3:00 AM | same day |
| 7:00 AM | 4:00 AM | same day |
| 8:00 AM | 5:00 AM | same day |
| 9:00 AM | 6:00 AM | same day |
| 12:00 PM | 9:00 AM | same day |
| 3:00 PM | 12:00 PM | same day |
| 5:00 PM | 2:00 PM | same day |
| 6:00 PM | 3:00 PM | same day |
| 9:00 PM | 6:00 PM | same day |
Why people convert MDT to AKST time
- Scheduling a call from MDT to AKST: a 10:00 AM start in MDT lands at 7:00 AM in AKST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both MDT and AKST are inside the 9-to-5 working day between 12:00 PM and 5:00 PM MDT time (9:00 AM–2:00 PM AKST). That is roughly 5 hours of usable overlap.
- Booking travel or deliveries: tracking AKST local time against MDT keeps pickup windows and arrival estimates honest across the -3h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM MDT" is unambiguous; "3 PM" across a -3h gap is not.
- Block 12:00 PM–5:00 PM MDT as the recurring meeting window if you work primarily from MDT and need AKST colleagues present.
About MDT (Mountain Daylight Time)
Mountain Daylight Time (MDT) is observed during summer months in the Mountain Time Zone, except in Arizona which stays on MST year-round. MDT aligns with Central Standard Time (CST) at UTC-06:00.
About AKST (Alaska Standard Time)
Alaska Standard Time (AKST) is used in nearly all of Alaska. Due to Alaska's vast geographic size, the Aleutian Islands use Hawaii-Aleutian Standard Time instead. During summer months, Alaska switches to Alaska Daylight Time (AKDT, UTC-08:00).
Best time to call between MDT and AKST
Both MDT and AKST sit inside the 9 AM – 5 PM working day between 12:00 PM–5:00 PM MDT, which is 9:00 AM–2:00 PM AKST. That gives roughly 5 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
MDT and AKST share 5 hours of working-hours overlap (12:00 PM–5:00 PM MDT), so scheduling a live meeting is straightforward.
MDT is 3 hours behind AKST (MDT UTC-06:00 → AKST UTC-09:00). The shared working window is 12:00 PM–5:00 PM MDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
MDT
☀ Currently in DST
Standard: UTC-07:00 · DST: UTC-06:00
Clocks fall back on Sun, Nov 1, 2026
AKST
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between MDT and AKST?
MDT (MDT, UTC-06:00) is 3 hours behind AKST (AKST, UTC-09:00). The gap is currently -3h.
How do I convert MDT time to AKST time?
Add -3h to MDT local time. For example, 9:00 AM in MDT is 6:00 AM in AKST.
What time is it in AKST right now?
AKST uses AKST at UTC-09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -3h offset from MDT.
What is the best time to call AKST from MDT?
Call between 12:00 PM and 5:00 PM MDT — that maps to 9:00 AM–2:00 PM AKST and keeps both parties inside the working day.
Which is behind, MDT or AKST?
MDT is 3 hours behind AKST. When it is 12:00 PM in MDT it is 9:00 AM in AKST.
Does daylight saving time affect the MDT–AKST difference?
Neither zone observes daylight saving time, so the -3h offset between MDT and AKST is fixed all year.
Which other cities share MDT's time zone?
MDT also covers Denver, Calgary, Edmonton, Salt Lake City, Boise.
Which countries use MDT, MDT's zone?
MDT is used in United States (Mountain), Canada (Alberta).
Is there a day difference between MDT and AKST?
Not normally. The -3h gap only pushes the date over the previous day.
What is the time difference between MDT and AKST?
AKST is -3h from MDT.
What timezone is MDT in?
MDT operates on its local timezone.
What timezone is AKST in?
AKST operates on its local timezone.
Which countries use MDT (Mountain Daylight Time)?
MDT is used in United States (Mountain), Canada (Alberta).
Does MDT observe daylight saving time?
Yes, MDT switches to MST during summer months.
What are some interesting facts about MDT?
MDT shares the same offset as CST (UTC-06:00). Arizona does not switch to MDT, remaining on MST.
Which cities are in the AKST timezone?
Major cities in the AKST timezone include Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
What is the UTC offset for AKST?
Alaska Standard Time (AKST) is at UTC-09:00. During daylight saving time, it shifts to AKDT.
What should I know about the AKST timezone?
Alaska is the largest US state by area but has only about 730,000 residents. Anchorage is the most populous city in AKST with about 290,000 people.
When is it midnight in MDT, what time is it in AKST?
When it is 12:00 AM (midnight) in MDT (MDT), it is -3h later in AKST (AKST).
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See every conversion from MDT →·See every conversion from AKST →