Buenos Aires to Lima
-2hBuenos Aires
ARTSOURCELima
PETGreen rows indicate typical business hours (9 AM - 5 PM)
ART and PET on the World Map
The map below highlights the ART (Argentina Time) and PET (Peru 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).
PET – Peru Time
UTC-05:00Peru Time (PET) is the standard time for Peru, 5 hours behind UTC.
- •Peru does not observe daylight saving time.
- •PET is the same offset as EST (UTC-05:00).
- •Lima is the 5th largest city in the Americas.
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.
Buenos Aires vs Lima: Offsets, DST and Best Call Times
Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. Lima runs on Peru Standard Time (PET) at UTC-05:00. That puts Buenos Aires 2 hours behind Lima — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in Buenos Aires it is 7:00 AM in Lima. Midnight in Buenos Aires is 10:00 PM in Lima. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Buenos Aires to Lima time conversion table
| Buenos Aires (ART) | Lima (PET) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert Buenos Aires to Lima time
- Scheduling a call from Buenos Aires to Lima: a 10:00 AM start in Buenos Aires lands at 8:00 AM in Lima, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Buenos Aires and Lima are inside the 9-to-5 working day between 11:00 AM and 5:00 PM ART time (9:00 AM–3:00 PM PET). That is roughly 6 hours of usable overlap.
- Booking travel or deliveries: tracking Lima local time against Buenos Aires keeps pickup windows and arrival estimates honest across the -2h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM ART" is unambiguous; "3 PM" across a -2h gap is not.
- Block 11:00 AM–5:00 PM ART as the recurring meeting window if you work primarily from Buenos Aires and need Lima colleagues present.
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 PET (Peru Time)
Peru Time (PET) is the time zone used throughout Peru. Peru does not observe daylight saving time. PET shares the same offset as EST (UTC-05:00). Lima, the capital, is the economic center of Peru.
Best time to call between Buenos Aires and Lima
Both Buenos Aires and Lima sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM ART, which is 9:00 AM–3:00 PM PET. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Buenos Aires and Lima share 6 hours of working-hours overlap (11:00 AM–5:00 PM ART), so scheduling a live meeting is straightforward.
Buenos Aires is 2 hours behind Lima (ART UTC-03:00 → PET UTC-05:00). The shared working window is 11:00 AM–5:00 PM ART. Remember to re-check around daylight-saving transitions.
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 Lima?
Buenos Aires (ART, UTC-03:00) is 2 hours behind Lima (PET, UTC-05:00). The gap is currently -2h.
How do I convert Buenos Aires time to Lima time?
Add -2h to Buenos Aires local time. For example, 9:00 AM in Buenos Aires is 7:00 AM in Lima.
What time is it in Lima right now?
Lima uses PET at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from Buenos Aires.
What is the best time to call Lima from Buenos Aires?
Call between 11:00 AM and 5:00 PM ART — that maps to 9:00 AM–3:00 PM PET and keeps both parties inside the working day.
Which is behind, Buenos Aires or Lima?
Buenos Aires is 2 hours behind Lima. When it is 12:00 PM in Buenos Aires it is 10:00 AM in Lima.
Do Buenos Aires and Lima use different time zones?
Buenos Aires (Argentina) uses ART at UTC-03:00, while Lima (Peru) uses PET at UTC-05:00. The IANA identifiers are America/Buenos_Aires and America/Lima.
Does daylight saving time affect the Buenos Aires–Lima difference?
Neither zone observes daylight saving time, so the -2h offset between Buenos Aires and Lima 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 Lima?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between Buenos Aires and Lima?
Lima is -2h 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 Lima in?
Lima operates on its local timezone.
What are the business hours in Buenos Aires?
Standard business hours in Buenos Aires are 9:00 AM - 6:00 PM ART.
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 PET timezone?
Major cities in the PET timezone include Lima, Arequipa, Trujillo, Cusco, Callao.
What is the UTC offset for PET?
Peru Time (PET) is at UTC-05:00.
What should I know about the PET timezone?
Peru does not observe daylight saving time. PET is the same offset as EST (UTC-05:00).
When is it midnight in Buenos Aires, what time is it in Lima?
When it is 12:00 AM (midnight) in Buenos Aires (ART), it is -2h later in Lima (PET).
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