Anchorage to Tehran
+11h 30mAnchorage
AKDTSOURCETehran
IRSTGreen rows indicate typical business hours (9 AM - 5 PM)
AKDT and IRST on the World Map
The map below highlights the AKDT (Alaska Standard Time) and IRST (Iran Standard Time) timezone regions across the globe.
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.
IRST – Iran Standard Time
UTC+03:30Iran Standard Time (IRST) is the time zone for Iran, 3 hours and 30 minutes ahead of UTC.
- •IRST is one of only a few time zones with a 30-minute offset.
- •Iran observes daylight saving time, switching to IRDT (UTC+04:30).
- •Tehran has a metropolitan population of over 16 million.
About Anchorage
WikipediaAnchorage operates on Alaska Time (AKST/AKDT), UTC-9. As a global air cargo hub, Anchorage connects Asian and American markets via polar routes.
Moose occasionally wander through the city streets.
About Tehran
WikipediaTehran operates on Iran Standard Time (IRST), UTC+3:30. Iran's unique half-hour offset makes Tehran time distinctive for regional business coordination.
Iran Standard Time (IRST) is one of few timezones with a 30-minute offset (UTC+3:30).
Time Conversion Guide: Anchorage to Tehran
Anchorage runs on Alaska Daylight Time (AKDT) at UTC-08:00, currently observing daylight saving time. Tehran runs on Iran Standard Time (IRST) at UTC+03:30. That puts Anchorage 11 hours 30 minutes ahead of Tehran — a difference of +11h 30m at the current offsets.
In practice, when it is 9:00 AM in Anchorage it is 8:30 PM in Tehran. Midnight in Anchorage is 11:30 AM in Tehran.Anchorage observes daylight saving time while Tehran does not, so the gap narrows or widens by an hour part of the year.
Anchorage to Tehran time conversion table
| Anchorage (AKDT) | Tehran (IRST) | Day |
|---|---|---|
| 12:00 AM | 11:30 AM | same day |
| 6:00 AM | 5:30 PM | same day |
| 7:00 AM | 6:30 PM | same day |
| 8:00 AM | 7:30 PM | same day |
| 9:00 AM | 8:30 PM | same day |
| 12:00 PM | 11:30 PM | same day |
| 3:00 PM | 2:30 AM | next day |
| 5:00 PM | 4:30 AM | next day |
| 6:00 PM | 5:30 AM | next day |
| 9:00 PM | 8:30 AM | next day |
Why people convert Anchorage to Tehran time
- Scheduling a call from Anchorage to Tehran: a 10:00 AM start in Anchorage lands at 9:30 PM in Tehran, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +11h 30m gap: Anchorage and Tehran have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Tehran is 8:30 PM in Anchorage.
- Coordinating a Anchorage-based team with Tehran contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM AKDT" is unambiguous; "3 PM" across a +11h 30m gap is not.
- With a +11h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week Anchorage takes the early slot, the next week Tehran does.
- Anchorage: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the +11h 30m gap.
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).
About IRST (Iran Standard Time)
Iran Standard Time (IRST) is one of the few time zones with a 30-minute offset. Iran observes daylight saving time (IRDT, UTC+04:30) from late March to late September. Tehran, the capital, is one of the largest cities in the Middle East.
Best time to call between Anchorage and Tehran
With a +11h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. Tehran opens at 9:00 AM IRST, which is 8:30 PM in Anchorage, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Anchorage and Tehran have no shared working hours because of the +11h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.
Anchorage is 11 hours 30 minutes ahead of Tehran (AKDT UTC-08:00 → IRST UTC+03:30). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Anchorage
☀ Currently in DST
Standard: UTC-09:00 · DST: UTC-08:00
Clocks fall back on Sun, Nov 1, 2026
Tehran
Does not observe DST
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 Anchorage and Tehran?
Anchorage (AKDT, UTC-08:00) is 11 hours 30 minutes ahead of Tehran (IRST, UTC+03:30). The gap is currently +11h 30m.
How do I convert Anchorage time to Tehran time?
Add +11h 30m to Anchorage local time. For example, 9:00 AM in Anchorage is 8:30 PM in Tehran.
What time is it in Tehran right now?
Tehran uses IRST at UTC+03:30. Use the live converter at the top of this page — it updates in real time and already accounts for the +11h 30m offset from Anchorage.
What is the best time to call Tehran from Anchorage?
There is no shared working-hours window because of the +11h 30m gap. The closest option is 1:00 PM in Anchorage, which is 12:30 AM in Tehran.
Which is ahead, Anchorage or Tehran?
Anchorage is 11 hours 30 minutes ahead of Tehran. When it is 12:00 PM in Anchorage it is 11:30 PM in Tehran.
Do Anchorage and Tehran use different time zones?
Anchorage (USA) uses AKDT at UTC-08:00, while Tehran (Iran) uses IRST at UTC+03:30. The IANA identifiers are America/Anchorage and Asia/Tehran.
Does daylight saving time affect the Anchorage–Tehran difference?
Yes at the moment: Anchorage is on daylight saving time and Tehran is not, so the +11h 30m gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Anchorage's time zone?
AKDT also covers Anchorage, Fairbanks, Juneau, Sitka, Wasilla.
Which countries use AKDT, Anchorage's zone?
AKDT is used in United States (Alaska).
Is there a day difference between Anchorage and Tehran?
Not normally. The +11h 30m gap only pushes the date over for late-evening times.
What is the time difference between Anchorage and Tehran?
Tehran is +11h 30m from Anchorage.
What timezone is Anchorage in?
Anchorage operates on Alaska Time (AKST/AKDT), UTC-9. As a global air cargo hub, Anchorage connects Asian and American markets via polar routes.
What timezone is Tehran in?
Tehran operates on Iran Standard Time (IRST), UTC+3:30. Iran's unique half-hour offset makes Tehran time distinctive for regional business coordination.
What are the business hours in Anchorage?
Standard business hours in Anchorage are 8:00 AM - 5:00 PM AKST.
What are the business hours in Tehran?
Standard business hours in Tehran are 8:00 AM - 4:00 PM IRST.
What is the best time to schedule a call between Anchorage and Tehran?
The best overlap for a call is when both cities are in business hours. Anchorage works 8:00 AM - 5:00 PM AKST and Tehran works 8:00 AM - 4:00 PM IRST (+11h 30m difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Anchorage and Tehran?
Anchorage uses USD ($) while Tehran uses IRR (﷼). Check current exchange rates when planning travel or business between these cities.
How do Anchorage and Tehran compare in size?
Anchorage has a population of approximately 287,000 (metro: 398,000), while Tehran has approximately 9.4 million (metro: 16.8 million).
What are the major landmarks in Anchorage and Tehran?
Anchorage is known for Anchorage Museum, Tony Knowles Coastal Trail, Flattop Mountain. Tehran is famous for Azadi Tower, Golestan Palace, Grand Bazaar.
Do Anchorage and Tehran have stock exchanges?
Yes. Anchorage has the N/A (Uses NYSE/NASDAQ) and Tehran has the TSE (Tehran Stock Exchange). The +11h 30m time difference affects trading hour overlaps between these exchanges.
Which countries use AKST (Alaska Standard Time)?
AKST is used in United States (Alaska).
Does AKST observe daylight saving time?
Yes, AKST switches to AKDT during summer months.
What are some interesting facts about AKST?
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.
Which cities are in the IRST timezone?
Major cities in the IRST timezone include Tehran, Isfahan, Mashhad, Tabriz, Shiraz, Karaj.
What is the UTC offset for IRST?
Iran Standard Time (IRST) is at UTC+03:30. During daylight saving time, it shifts to IRDT.
What should I know about the IRST timezone?
IRST is one of only a few time zones with a 30-minute offset. Iran observes daylight saving time, switching to IRDT (UTC+04:30).
When is it midnight in Anchorage, what time is it in Tehran?
When it is 12:00 AM (midnight) in Anchorage (AKST), it is +11h 30m later in Tehran (IRST).
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