Sri Lanka to Melbourne
+4h 30mSri Lanka
ISTSOURCEMelbourne
AESTGreen rows indicate typical business hours (9 AM - 5 PM)
IST and AEST on the World Map
The map below highlights the IST (India Standard Time) and AEST (Australian Eastern 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.
AEST – Australian Eastern Standard Time
UTC+10:00Australian Eastern Standard Time (AEST) covers eastern Australia, 10 hours ahead of UTC.
- •Queensland does not observe daylight saving time, staying on AEST year-round.
- •Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
- •The Australian Securities Exchange (ASX) operates on AEST/AEDT.
- •AEST is 15 hours ahead of EST during winter.
About Melbourne
WikipediaMelbourne operates on Australian Eastern Time (AEST/AEDT). As Australia's second-largest city, Melbourne shares business hours with Sydney and the ASX.
Melbourne was the capital of Australia from 1901 to 1927.
Comparing Time Zones: Sri Lanka and Melbourne
Sri Lanka runs on India Standard Time (IST) at UTC+05:30. Melbourne runs on Australian Eastern Standard Time (AEST) at UTC+10:00. That puts Sri Lanka 4 hours 30 minutes ahead of Melbourne — a difference of +4h 30m at the current offsets.
In practice, when it is 9:00 AM in Sri Lanka it is 1:30 PM in Melbourne. Midnight in Sri Lanka is 4:30 AM in Melbourne. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Sri Lanka to Melbourne time conversion table
| Sri Lanka (IST) | Melbourne (AEST) | Day |
|---|---|---|
| 12:00 AM | 4:30 AM | same day |
| 6:00 AM | 10:30 AM | same day |
| 7:00 AM | 11:30 AM | same day |
| 8:00 AM | 12:30 PM | same day |
| 9:00 AM | 1:30 PM | same day |
| 12:00 PM | 4:30 PM | same day |
| 3:00 PM | 7:30 PM | same day |
| 5:00 PM | 9:30 PM | same day |
| 6:00 PM | 10:30 PM | same day |
| 9:00 PM | 1:30 AM | next day |
Why people convert Sri Lanka to Melbourne time
- Scheduling a call from Sri Lanka to Melbourne: a 10:00 AM start in Sri Lanka lands at 2:30 PM in Melbourne, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Sri Lanka and Melbourne are inside the 9-to-5 working day between 9:00 AM and 12:30 PM IST time (1:30 PM–5:00 PM AEST). That is roughly 3 hours 30 minutes of usable overlap.
- Booking travel or deliveries: tracking Melbourne local time against Sri Lanka keeps pickup windows and arrival estimates honest across the +4h 30m offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a +4h 30m gap is not.
- Block 9:00 AM–12:30 PM IST as the recurring meeting window if you work primarily from Sri Lanka and need Melbourne colleagues present.
- Melbourne: Clocks spring forward on Sat, Oct 3, 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 AEST (Australian Eastern Standard Time)
Australian Eastern Standard Time (AEST) is used in the eastern states of Australia including New South Wales, Victoria, Queensland, Tasmania, and the ACT. During summer (October to April), NSW, VIC, TAS, and ACT switch to Australian Eastern Daylight Time (AEDT, UTC+11:00), while Queensland remains on AEST year-round.
Best time to call between Sri Lanka and Melbourne
Both Sri Lanka and Melbourne sit inside the 9 AM – 5 PM working day between 9:00 AM–12:30 PM IST, which is 1:30 PM–5:00 PM AEST. That gives roughly 3 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
Sri Lanka and Melbourne overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.
Sri Lanka is 4 hours 30 minutes ahead of Melbourne (IST UTC+05:30 → AEST UTC+10:00). The shared working window is 9:00 AM–12:30 PM IST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Sri Lanka
Does not observe DST
Melbourne
❄ Currently in Standard Time
Standard: UTC+10:00 · DST: UTC+11:00
Clocks spring forward on Sat, Oct 3, 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 Melbourne?
Sri Lanka (IST, UTC+05:30) is 4 hours 30 minutes ahead of Melbourne (AEST, UTC+10:00). The gap is currently +4h 30m.
How do I convert Sri Lanka time to Melbourne time?
Add +4h 30m to Sri Lanka local time. For example, 9:00 AM in Sri Lanka is 1:30 PM in Melbourne.
What time is it in Melbourne right now?
Melbourne uses AEST at UTC+10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +4h 30m offset from Sri Lanka.
What is the best time to call Melbourne from Sri Lanka?
Call between 9:00 AM and 12:30 PM IST — that maps to 1:30 PM–5:00 PM AEST and keeps both parties inside the working day.
Which is ahead, Sri Lanka or Melbourne?
Sri Lanka is 4 hours 30 minutes ahead of Melbourne. When it is 12:00 PM in Sri Lanka it is 4:30 PM in Melbourne.
Do Sri Lanka and Melbourne use different time zones?
Sri Lanka (Sri Lanka) uses IST at UTC+05:30, while Melbourne (Australia) uses AEST at UTC+10:00. The IANA identifiers are Asia/Colombo and Australia/Melbourne.
Does daylight saving time affect the Sri Lanka–Melbourne difference?
Neither zone observes daylight saving time, so the +4h 30m offset between Sri Lanka and Melbourne is fixed all year.
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 Melbourne?
Not normally. The +4h 30m gap only pushes the date over for late-evening times.
What is the time difference between Sri Lanka and Melbourne?
Melbourne is +4h 30m from Sri Lanka.
What timezone is Sri Lanka in?
Sri Lanka operates on its local timezone.
What timezone is Melbourne in?
Melbourne operates on Australian Eastern Time (AEST/AEDT). As Australia's second-largest city, Melbourne shares business hours with Sydney and the ASX.
What are the business hours in Melbourne?
Standard business hours in Melbourne are 9:00 AM - 5:00 PM AEST.
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 AEST timezone?
Major cities in the AEST timezone include Sydney, Melbourne, Brisbane, Canberra, Hobart, Gold Coast.
What is the UTC offset for AEST?
Australian Eastern Standard Time (AEST) is at UTC+10:00. During daylight saving time, it shifts to AEDT.
What should I know about the AEST timezone?
Queensland does not observe daylight saving time, staying on AEST year-round. Sydney and Melbourne switch to AEDT (UTC+11:00) in summer.
When is it midnight in Sri Lanka, what time is it in Melbourne?
When it is 12:00 AM (midnight) in Sri Lanka (IST), it is +4h 30m later in Melbourne (AEST).
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