Sri Lanka to Anchorage
-13h 30mSri Lanka
ISTSOURCEAnchorage
AKDTGreen rows indicate typical business hours (9 AM - 5 PM)
IST and AKDT on the World Map
The map below highlights the IST (India Standard Time) and AKDT (Alaska Standard Time) timezone regions across the globe.
IST – India Standard Time
UTC+05:30India Standard Time (IST) is the time zone for India and Sri Lanka, 5 hours and 30 minutes ahead of UTC.
- •India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT.
- •India uses a single time zone despite spanning 30° of longitude.
- •IST is one of only a handful of time zones with a 30-minute offset.
- •IST is the most populous single time zone in the world with over 1.4 billion people.
- •The Bombay Stock Exchange (BSE) and National Stock Exchange (NSE) operate on IST.
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.
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.
Sri Lanka vs Anchorage: Offsets, DST and Best Call Times
Sri Lanka runs on India Standard Time (IST) at UTC+05:30. Anchorage runs on Alaska Daylight Time (AKDT) at UTC-08:00, also currently on daylight saving time. That puts Sri Lanka 13 hours 30 minutes behind Anchorage — a difference of -13h 30m at the current offsets.
In practice, when it is 9:00 AM in Sri Lanka it is 7:30 PM in Anchorage on the previous day. Midnight in Sri Lanka is 10:30 AM in Anchorage.Anchorage observes daylight saving time while Sri Lanka does not, so the gap narrows or widens by an hour part of the year.
Sri Lanka to Anchorage time conversion table
| Sri Lanka (IST) | Anchorage (AKDT) | Day |
|---|---|---|
| 12:00 AM | 10:30 AM | previous day |
| 6:00 AM | 4:30 PM | previous day |
| 7:00 AM | 5:30 PM | previous day |
| 8:00 AM | 6:30 PM | previous day |
| 9:00 AM | 7:30 PM | previous day |
| 12:00 PM | 10:30 PM | previous day |
| 3:00 PM | 1:30 AM | same day |
| 5:00 PM | 3:30 AM | same day |
| 6:00 PM | 4:30 AM | same day |
| 9:00 PM | 7:30 AM | same day |
Why people convert Sri Lanka to Anchorage time
- Scheduling a call from Sri Lanka to Anchorage: a 10:00 AM start in Sri Lanka lands at 8:30 PM in Anchorage the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -13h 30m gap: Sri Lanka and Anchorage 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 Anchorage is 7:30 PM in Sri Lanka.
- Keeping family and friends in sync: knowing that 8:00 PM in Sri Lanka is 6:30 AM in Anchorage makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a -13h 30m gap is not.
- With a -13h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week Sri Lanka takes the early slot, the next week Anchorage does.
- Anchorage: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About IST (India Standard Time)
India Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the 82.5°E meridian, passing through Mirzapur in Uttar Pradesh. India uses a single time zone despite spanning roughly 30° of longitude, which has been debated. IST does not observe daylight saving time. India is the world's most populous country, making IST one of the most-used time zones globally. The IT outsourcing industry and call centers operate primarily on IST, making the EST-to-IST conversion one of the most searched timezone conversions.
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 Sri Lanka and Anchorage
With a -13h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. Anchorage opens at 9:00 AM AKDT, which is 7:30 PM in Sri Lanka, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Sri Lanka and Anchorage have no shared working hours because of the -13h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.
Sri Lanka is 13 hours 30 minutes behind Anchorage (IST UTC+05:30 → AKDT UTC-08:00). 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
Sri Lanka
Does not observe DST
Anchorage
☀ 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 Sri Lanka and Anchorage?
Sri Lanka (IST, UTC+05:30) is 13 hours 30 minutes behind Anchorage (AKDT, UTC-08:00). The gap is currently -13h 30m.
How do I convert Sri Lanka time to Anchorage time?
Add -13h 30m to Sri Lanka local time. For example, 9:00 AM in Sri Lanka is 7:30 PM in Anchorage (previous day).
What time is it in Anchorage right now?
Anchorage uses AKDT at UTC-08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -13h 30m offset from Sri Lanka.
What is the best time to call Anchorage from Sri Lanka?
There is no shared working-hours window because of the -13h 30m gap. The closest option is 1:00 PM in Sri Lanka, which is 11:30 PM in Anchorage.
Which is behind, Sri Lanka or Anchorage?
Sri Lanka is 13 hours 30 minutes behind Anchorage. When it is 12:00 PM in Sri Lanka it is 10:30 PM in Anchorage.
Do Sri Lanka and Anchorage use different time zones?
Sri Lanka (Sri Lanka) uses IST at UTC+05:30, while Anchorage (USA) uses AKDT at UTC-08:00. The IANA identifiers are Asia/Colombo and America/Anchorage.
Does daylight saving time affect the Sri Lanka–Anchorage difference?
Yes at the moment: Anchorage is on daylight saving time and Sri Lanka is not, so the -13h 30m gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Sri Lanka's time zone?
IST also covers Mumbai, Delhi, Bangalore, Kolkata, Chennai, Hyderabad, Pune, Ahmedabad and 4 more.
Which countries use IST, Sri Lanka's zone?
IST is used in India, Sri Lanka.
Is there a day difference between Sri Lanka and Anchorage?
Sometimes. The -13h 30m gap is large enough that 8:00 PM or later in Sri Lanka already falls on the in Anchorage.
What is the time difference between Sri Lanka and Anchorage?
Anchorage is -13h 30m from Sri Lanka.
What timezone is Sri Lanka in?
Sri Lanka operates on its local timezone.
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 are the business hours in Anchorage?
Standard business hours in Anchorage are 8:00 AM - 5:00 PM AKST.
Which countries use IST (India Standard Time)?
IST is used in India, Sri Lanka.
Does IST observe daylight saving time?
No, IST does not observe daylight saving time and remains at UTC+05:30 year-round.
What are some interesting facts about IST?
India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT. India uses a single time zone despite spanning 30° of longitude.
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 Sri Lanka, what time is it in Anchorage?
When it is 12:00 AM (midnight) in Sri Lanka (IST), it is -13h 30m later in Anchorage (AKST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More Sri Lanka time conversions
- sri lanka to colombo
- sri lanka to new york
- sri lanka to london
- sri lanka to dubai
- sri lanka to tokyo
- sri lanka to singapore
- sri lanka to sydney
- sri lanka to los angeles
- sri lanka to paris
- sri lanka to delhi
- sri lanka to mumbai
- sri lanka to berlin
- sri lanka to hong kong
- sri lanka to toronto
- sri lanka to kathmandu
- new york to sri lanka
- london to sri lanka
- dubai to sri lanka
- tokyo to sri lanka
- singapore to sri lanka
- sydney to sri lanka
- los angeles to sri lanka
- paris to sri lanka
- delhi to sri lanka
- mumbai to sri lanka
- berlin to sri lanka
- hong kong to sri lanka
- toronto to sri lanka
- kathmandu to sri lanka
See every conversion from Sri Lanka →·See every conversion from Anchorage →