Buenos Aires to Melbourne
+13hBuenos Aires
ARTSOURCEMelbourne
AESTGreen rows indicate typical business hours (9 AM - 5 PM)
ART and AEST on the World Map
The map below highlights the ART (Argentina Time) and AEST (Australian Eastern Standard Time) timezone regions across the globe.
ART – Argentina Time
UTC-03:00Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.
- •Argentina does not observe daylight saving time.
- •Buenos Aires is one of the most visited cities in South America.
- •ART is the same offset as BRT (UTC-03:00).
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 Buenos Aires
WikipediaBuenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same timezone.
The Teatro Colón is considered one of the best opera houses in the world for acoustics.
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.
Buenos Aires vs Melbourne: Offsets, DST and Best Call Times
Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. Melbourne runs on Australian Eastern Standard Time (AEST) at UTC+10:00. That puts Buenos Aires 13 hours ahead of Melbourne — a difference of +13h at the current offsets.
In practice, when it is 9:00 AM in Buenos Aires it is 10:00 PM in Melbourne. Midnight in Buenos Aires is 1:00 PM in Melbourne. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Buenos Aires to Melbourne time conversion table
| Buenos Aires (ART) | Melbourne (AEST) | Day |
|---|---|---|
| 12:00 AM | 1:00 PM | same day |
| 6:00 AM | 7:00 PM | same day |
| 7:00 AM | 8:00 PM | same day |
| 8:00 AM | 9:00 PM | same day |
| 9:00 AM | 10:00 PM | same day |
| 12:00 PM | 1:00 AM | next day |
| 3:00 PM | 4:00 AM | next day |
| 5:00 PM | 6:00 AM | next day |
| 6:00 PM | 7:00 AM | next day |
| 9:00 PM | 10:00 AM | next day |
Why people convert Buenos Aires to Melbourne time
- Scheduling a call from Buenos Aires to Melbourne: a 10:00 AM start in Buenos Aires lands at 11:00 PM in Melbourne, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +13h gap: Buenos Aires and Melbourne 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 Melbourne is 10:00 PM in Buenos Aires.
- Coordinating a Buenos Aires-based team with Melbourne 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 ART" is unambiguous; "3 PM" across a +13h gap is not.
- With a +13h gap there is no shared 9-to-5 window, so alternate the early start: one week Buenos Aires takes the early slot, the next week Melbourne does.
- Melbourne: Clocks spring forward on Sat, Oct 3, 2026. Any meeting series spanning that date will shift by an hour in local time.
About ART (Argentina Time)
Argentina Time (ART) is the time zone used throughout Argentina. Argentina does not observe daylight saving time. ART shares the same offset as Brasilia Time (BRT) and Uruguay's UYT.
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 Buenos Aires and Melbourne
With a +13h offset there is no overlap inside a normal 9 AM – 5 PM day. Melbourne opens at 9:00 AM AEST, which is 10:00 PM in Buenos Aires, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Buenos Aires and Melbourne have no shared working hours because of the +13h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Buenos Aires is 13 hours ahead of Melbourne (ART UTC-03:00 → AEST UTC+10:00). 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
Buenos Aires
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 Buenos Aires and Melbourne?
Buenos Aires (ART, UTC-03:00) is 13 hours ahead of Melbourne (AEST, UTC+10:00). The gap is currently +13h.
How do I convert Buenos Aires time to Melbourne time?
Add +13h to Buenos Aires local time. For example, 9:00 AM in Buenos Aires is 10:00 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 +13h offset from Buenos Aires.
What is the best time to call Melbourne from Buenos Aires?
There is no shared working-hours window because of the +13h gap. The closest option is 1:00 PM in Buenos Aires, which is 2:00 AM in Melbourne.
Which is ahead, Buenos Aires or Melbourne?
Buenos Aires is 13 hours ahead of Melbourne. When it is 12:00 PM in Buenos Aires it is 1:00 AM in Melbourne.
Do Buenos Aires and Melbourne use different time zones?
Buenos Aires (Argentina) uses ART at UTC-03:00, while Melbourne (Australia) uses AEST at UTC+10:00. The IANA identifiers are America/Buenos_Aires and Australia/Melbourne.
Does daylight saving time affect the Buenos Aires–Melbourne difference?
Neither zone observes daylight saving time, so the +13h offset between Buenos Aires and Melbourne is fixed all year.
Which other cities share Buenos Aires's time zone?
ART also covers Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.
Which countries use ART, Buenos Aires's zone?
ART is used in Argentina.
Is there a day difference between Buenos Aires and Melbourne?
Sometimes. The +13h gap is large enough that 8:00 PM or later in Buenos Aires already falls on the next day in Melbourne.
What is the time difference between Buenos Aires and Melbourne?
Melbourne is +13h from Buenos Aires.
What timezone is Buenos Aires in?
Buenos Aires operates on Argentina Time (ART), UTC-3. As South America's most European city, Buenos Aires coordinates with Brazilian markets in the same 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 Buenos Aires?
Standard business hours in Buenos Aires are 9:00 AM - 6:00 PM ART.
What are the business hours in Melbourne?
Standard business hours in Melbourne are 9:00 AM - 5:00 PM AEST.
What is the best time to schedule a call between Buenos Aires and Melbourne?
The best overlap for a call is when both cities are in business hours. Buenos Aires works 9:00 AM - 6:00 PM ART and Melbourne works 9:00 AM - 5:00 PM AEST (+13h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Buenos Aires and Melbourne?
Buenos Aires uses ARS ($) while Melbourne uses AUD (A$). Check current exchange rates when planning travel or business between these cities.
How do Buenos Aires and Melbourne compare in size?
Buenos Aires has a population of approximately 3 million (metro: 15.4 million), while Melbourne has approximately 5.1 million (metro: 5.1 million).
What are the major landmarks in Buenos Aires and Melbourne?
Buenos Aires is known for Casa Rosada, Teatro Colón, La Boca. Melbourne is famous for Federation Square, Melbourne Cricket Ground, Royal Botanic Gardens.
Do Buenos Aires and Melbourne have stock exchanges?
Yes. Buenos Aires has the BCBA (Buenos Aires Stock Exchange) and Melbourne has the ASX (Australian Securities Exchange). The +13h time difference affects trading hour overlaps between these exchanges.
Which countries use ART (Argentina Time)?
ART is used in Argentina.
Does ART observe daylight saving time?
No, ART does not observe daylight saving time and remains at UTC-03:00 year-round.
What are some interesting facts about ART?
Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.
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 Buenos Aires, what time is it in Melbourne?
When it is 12:00 AM (midnight) in Buenos Aires (ART), it is +13h later in Melbourne (AEST).
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