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Buenos Aires to Lagos

+4h

Buenos Aires

ARTSOURCE
Argentina · UTC-03:00
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Lagos

WAT
Nigeria · UTC+01:00
HH04
:
MM00
  
16:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Buenos Aires
Lagos
12:00 AM
4:00 AM
2:00 AM
6:00 AM
4:00 AM
8:00 AM
6:00 AM
10:00 AM
8:00 AM
12:00 PM
10:00 AM
2:00 PM
12:00 PM
4:00 PM
2:00 PM
6:00 PM
4:00 PM
8:00 PM
6:00 PM
10:00 PM
8:00 PM
12:00 AM+1
10:00 PM
2:00 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

ART and WAT on the World Map

The map below highlights the ART (Argentina Time) and WAT (West Africa Time) timezone regions across the globe.

ARTWATBuenos AiresCórdobaRosarioMendozaLagosAbujaDoualaYaoundé
ART Zone
→
WAT Zone

Explore all world timezones interactively →

ART – Argentina Time

UTC-03:00

Argentina Time (ART) is the standard time for Argentina, 3 hours behind UTC.

Countries in ART
Argentina
Major Cities in ART
Buenos AiresCórdobaRosarioMendozaLa PlataTucumán
Key Facts about ART
  • •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).
Daylight Saving:No – UTC-03:00 year-round
Learn more about ART on Wikipedia

WAT – West Africa Time

UTC+01:00

West Africa Time (WAT) is the time zone for West and Central Africa, 1 hour ahead of UTC.

Countries in WAT
NigeriaCameroonChadCongoAngolaNigerGabonEquatorial Guinea
Major Cities in WAT
LagosAbujaDoualaYaoundéLuandaKinshasaBrazzaville
Key Facts about WAT
  • •Lagos, Nigeria is the most populous city in Africa.
  • •WAT is the same offset as CET (UTC+01:00).
  • •Nigeria does not observe daylight saving time.
Daylight Saving:No – UTC+01:00 year-round
Learn more about WAT on Wikipedia

About Buenos Aires

Wikipedia

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.

Population:3 million
Metro:15.4 million
Business Hours:9:00 AM - 6:00 PM ART
Currency:ARS ($)
Stock Exchange:BCBA (Buenos Aires Stock Exchange)
Key Landmarks
Casa RosadaTeatro ColónLa BocaRecoleta CemeteryObelisco
Did You Know?

The Teatro Colón is considered one of the best opera houses in the world for acoustics.

Learn more about ART timezone →

About Lagos

Wikipedia

Lagos operates on West Africa Time (WAT), UTC+1. As Africa's largest city and Nigeria's economic hub, Lagos is the center of African fintech innovation.

Population:15.4 million
Metro:21.3 million
Business Hours:8:00 AM - 5:00 PM WAT
Currency:NGN (₦)
Stock Exchange:NGX (Nigerian Exchange)
Key Landmarks
Nike Art GalleryLekki Conservation CentreNational MuseumTarkwa Bay BeachFreedom Park
Did You Know?

Lagos is one of the fastest-growing cities in the world and Africa's largest city.

Learn more about WAT timezone →

Everything You Need to Know About Buenos Aires and Lagos Time

Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. Lagos runs on West Africa Time (WAT) at UTC+01:00. That puts Buenos Aires 4 hours ahead of Lagos — a difference of +4h at the current offsets.

In practice, when it is 9:00 AM in Buenos Aires it is 1:00 PM in Lagos. Midnight in Buenos Aires is 4:00 AM in Lagos. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Buenos Aires to Lagos time conversion table

Buenos Aires (ART)Lagos (WAT)Day
12:00 AM4:00 AMsame day
6:00 AM10:00 AMsame day
7:00 AM11:00 AMsame day
8:00 AM12:00 PMsame day
9:00 AM1:00 PMsame day
12:00 PM4:00 PMsame day
3:00 PM7:00 PMsame day
5:00 PM9:00 PMsame day
6:00 PM10:00 PMsame day
9:00 PM1:00 AMnext day

Why people convert Buenos Aires to Lagos time

  • Scheduling a call from Buenos Aires to Lagos: a 10:00 AM start in Buenos Aires lands at 2:00 PM in Lagos, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Buenos Aires and Lagos are inside the 9-to-5 working day between 9:00 AM and 1:00 PM ART time (1:00 PM–5:00 PM WAT). That is roughly 4 hours of usable overlap.
  • Coordinating a Buenos Aires-based team with Lagos 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 +4h gap is not.
  • Block 9:00 AM–1:00 PM ART as the recurring meeting window if you work primarily from Buenos Aires and need Lagos 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 WAT (West Africa Time)

West Africa Time (WAT) is used across much of West and Central Africa, including Nigeria, the most populous country in Africa. WAT does not observe daylight saving time and shares the same offset as Central European Time (CET).

Best time to call between Buenos Aires and Lagos

Both Buenos Aires and Lagos sit inside the 9 AM – 5 PM working day between 9:00 AM–1:00 PM ART, which is 1:00 PM–5:00 PM WAT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Buenos Aires and Lagos overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.

Buenos Aires is 4 hours ahead of Lagos (ART UTC-03:00 → WAT UTC+01:00). The shared working window is 9:00 AM–1:00 PM ART. Remember to re-check around daylight-saving transitions.

Frequently Asked Questions

What is the time difference between Buenos Aires and Lagos?

Buenos Aires (ART, UTC-03:00) is 4 hours ahead of Lagos (WAT, UTC+01:00). The gap is currently +4h.

How do I convert Buenos Aires time to Lagos time?

Add +4h to Buenos Aires local time. For example, 9:00 AM in Buenos Aires is 1:00 PM in Lagos.

What time is it in Lagos right now?

Lagos uses WAT at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +4h offset from Buenos Aires.

What is the best time to call Lagos from Buenos Aires?

Call between 9:00 AM and 1:00 PM ART — that maps to 1:00 PM–5:00 PM WAT and keeps both parties inside the working day.

Which is ahead, Buenos Aires or Lagos?

Buenos Aires is 4 hours ahead of Lagos. When it is 12:00 PM in Buenos Aires it is 4:00 PM in Lagos.

Do Buenos Aires and Lagos use different time zones?

Buenos Aires (Argentina) uses ART at UTC-03:00, while Lagos (Nigeria) uses WAT at UTC+01:00. The IANA identifiers are America/Buenos_Aires and Africa/Lagos.

Does daylight saving time affect the Buenos Aires–Lagos difference?

Neither zone observes daylight saving time, so the +4h offset between Buenos Aires and Lagos 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 Lagos?

Not normally. The +4h gap only pushes the date over for late-evening times.

What is the time difference between Buenos Aires and Lagos?

Lagos is +4h 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 Lagos in?

Lagos operates on West Africa Time (WAT), UTC+1. As Africa's largest city and Nigeria's economic hub, Lagos is the center of African fintech innovation.

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 Lagos?

Standard business hours in Lagos are 8:00 AM - 5:00 PM WAT.

What is the best time to schedule a call between Buenos Aires and Lagos?

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 Lagos works 8:00 AM - 5:00 PM WAT (+4h difference). Try scheduling during the overlapping window for maximum convenience.

What currencies are used in Buenos Aires and Lagos?

Buenos Aires uses ARS ($) while Lagos uses NGN (₦). Check current exchange rates when planning travel or business between these cities.

How do Buenos Aires and Lagos compare in size?

Buenos Aires has a population of approximately 3 million (metro: 15.4 million), while Lagos has approximately 15.4 million (metro: 21.3 million).

What are the major landmarks in Buenos Aires and Lagos?

Buenos Aires is known for Casa Rosada, Teatro Colón, La Boca. Lagos is famous for Nike Art Gallery, Lekki Conservation Centre, National Museum.

Do Buenos Aires and Lagos have stock exchanges?

Yes. Buenos Aires has the BCBA (Buenos Aires Stock Exchange) and Lagos has the NGX (Nigerian Exchange). The +4h 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 WAT timezone?

Major cities in the WAT timezone include Lagos, Abuja, Douala, Yaoundé, Luanda, Kinshasa, Brazzaville.

What is the UTC offset for WAT?

West Africa Time (WAT) is at UTC+01:00.

What should I know about the WAT timezone?

Lagos, Nigeria is the most populous city in Africa. WAT is the same offset as CET (UTC+01:00).

When is it midnight in Buenos Aires, what time is it in Lagos?

When it is 12:00 AM (midnight) in Buenos Aires (ART), it is +4h later in Lagos (WAT).