Helsinki to Buenos Aires
-6hHelsinki
EESTSOURCEBuenos Aires
ARTGreen rows indicate typical business hours (9 AM - 5 PM)
EEST and ART on the World Map
The map below highlights the EEST (Eastern European Time) and ART (Argentina Time) timezone regions across the globe.
EET – Eastern European Time
UTC+02:00Eastern European Time (EET) is used in Eastern Europe, the Middle East, and northeastern Africa, 2 hours ahead of UTC.
- •EET covers countries across three continents: Europe, Asia, and Africa.
- •Cairo is the most populous city in the EET zone.
- •Turkey used to be on EET but permanently moved to UTC+03:00 in 2016.
- •Finland, the Baltic states, and Greece all use EET.
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).
About Helsinki
WikipediaHelsinki operates on Eastern European Time (EET/EEST), UTC+2. As a global gaming and design hub, Helsinki coordinates with EU and Russian markets.
Finland has been ranked the world's happiest country for several consecutive years.
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.
Understanding the -6h Gap: Helsinki vs Buenos Aires
Helsinki runs on Eastern European Summer Time (EEST) at UTC+03:00, currently observing daylight saving time. Buenos Aires runs on Argentina Standard Time (ART) at UTC-03:00. That puts Helsinki 6 hours behind Buenos Aires — a difference of -6h at the current offsets.
In practice, when it is 9:00 AM in Helsinki it is 3:00 AM in Buenos Aires. Midnight in Helsinki is 6:00 PM in Buenos Aires.Helsinki observes daylight saving time while Buenos Aires does not, so the gap narrows or widens by an hour part of the year.
Helsinki to Buenos Aires time conversion table
| Helsinki (EEST) | Buenos Aires (ART) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | previous day |
| 6:00 AM | 12:00 AM | same day |
| 7:00 AM | 1:00 AM | same day |
| 8:00 AM | 2:00 AM | same day |
| 9:00 AM | 3:00 AM | same day |
| 12:00 PM | 6:00 AM | same day |
| 3:00 PM | 9:00 AM | same day |
| 5:00 PM | 11:00 AM | same day |
| 6:00 PM | 12:00 PM | same day |
| 9:00 PM | 3:00 PM | same day |
Why people convert Helsinki to Buenos Aires time
- Scheduling a call from Helsinki to Buenos Aires: a 10:00 AM start in Helsinki lands at 4:00 AM in Buenos Aires, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Helsinki and Buenos Aires are inside the 9-to-5 working day between 3:00 PM and 5:00 PM EEST time (9:00 AM–11:00 AM ART). That is roughly 2 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Helsinki is 2:00 PM in Buenos Aires makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM EEST" is unambiguous; "3 PM" across a -6h gap is not.
- Block 3:00 PM–5:00 PM EEST as the recurring meeting window if you work primarily from Helsinki and need Buenos Aires colleagues present.
- Helsinki: Clocks fall back on Sun, Oct 25, 2026. Re-check this page after that date because the offset changes and so does the -6h gap.
About EET (Eastern European Time)
Eastern European Time (EET) covers a wide geographical area including Eastern Europe (Finland, Greece, Romania, Bulgaria, Ukraine), the Middle East (Israel, Lebanon, Jordan), and northeastern Africa (Egypt, Libya). During summer, most EET countries switch to Eastern European Summer Time (EEST, UTC+03:00). Turkey permanently moved to UTC+03:00 in 2016, effectively leaving EET.
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.
Best time to call between Helsinki and Buenos Aires
Both Helsinki and Buenos Aires sit inside the 9 AM – 5 PM working day between 3:00 PM–5:00 PM EEST, which is 9:00 AM–11:00 AM ART. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Helsinki and Buenos Aires overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
Helsinki is 6 hours behind Buenos Aires (EEST UTC+03:00 → ART UTC-03:00). The shared working window is 3:00 PM–5:00 PM EEST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Helsinki
☀ Currently in DST
Standard: UTC+02:00 · DST: UTC+03:00
Clocks fall back on Sun, Oct 25, 2026
Buenos Aires
Does not observe DST
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 Helsinki and Buenos Aires?
Helsinki (EEST, UTC+03:00) is 6 hours behind Buenos Aires (ART, UTC-03:00). The gap is currently -6h.
How do I convert Helsinki time to Buenos Aires time?
Add -6h to Helsinki local time. For example, 9:00 AM in Helsinki is 3:00 AM in Buenos Aires.
What time is it in Buenos Aires right now?
Buenos Aires uses ART at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -6h offset from Helsinki.
What is the best time to call Buenos Aires from Helsinki?
Call between 3:00 PM and 5:00 PM EEST — that maps to 9:00 AM–11:00 AM ART and keeps both parties inside the working day.
Which is behind, Helsinki or Buenos Aires?
Helsinki is 6 hours behind Buenos Aires. When it is 12:00 PM in Helsinki it is 6:00 AM in Buenos Aires.
Do Helsinki and Buenos Aires use different time zones?
Helsinki (Finland) uses EEST at UTC+03:00, while Buenos Aires (Argentina) uses ART at UTC-03:00. The IANA identifiers are Europe/Helsinki and America/Buenos_Aires.
Does daylight saving time affect the Helsinki–Buenos Aires difference?
Yes at the moment: Helsinki is on daylight saving time and Buenos Aires is not, so the -6h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Helsinki's time zone?
EEST also covers Cairo, Athens, Helsinki, Bucharest, Kyiv, Sofia, Jerusalem, Tel Aviv and 4 more.
Which countries use EEST, Helsinki's zone?
EEST is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, Israel, Lebanon and 9 more.
Is there a day difference between Helsinki and Buenos Aires?
Not normally. The -6h gap only pushes the date over the previous day.
What is the time difference between Helsinki and Buenos Aires?
Buenos Aires is -6h from Helsinki.
What timezone is Helsinki in?
Helsinki operates on Eastern European Time (EET/EEST), UTC+2. As a global gaming and design hub, Helsinki coordinates with EU and Russian markets.
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 are the business hours in Helsinki?
Standard business hours in Helsinki are 8:00 AM - 4:00 PM EET.
What are the business hours in Buenos Aires?
Standard business hours in Buenos Aires are 9:00 AM - 6:00 PM ART.
What is the best time to schedule a call between Helsinki and Buenos Aires?
The best overlap for a call is when both cities are in business hours. Helsinki works 8:00 AM - 4:00 PM EET and Buenos Aires works 9:00 AM - 6:00 PM ART (-6h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Helsinki and Buenos Aires?
Helsinki uses EUR (€) while Buenos Aires uses ARS ($). Check current exchange rates when planning travel or business between these cities.
How do Helsinki and Buenos Aires compare in size?
Helsinki has a population of approximately 656,000 (metro: 1.5 million), while Buenos Aires has approximately 3 million (metro: 15.4 million).
What are the major landmarks in Helsinki and Buenos Aires?
Helsinki is known for Helsinki Cathedral, Suomenlinna Fortress, Temppeliaukio Church. Buenos Aires is famous for Casa Rosada, Teatro Colón, La Boca.
Do Helsinki and Buenos Aires have stock exchanges?
Yes. Helsinki has the Nasdaq Helsinki and Buenos Aires has the BCBA (Buenos Aires Stock Exchange). The -6h time difference affects trading hour overlaps between these exchanges.
Which countries use EET (Eastern European Time)?
EET is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, and 11 more countries.
Does EET observe daylight saving time?
Yes, EET switches to EEST during summer months.
What are some interesting facts about EET?
EET covers countries across three continents: Europe, Asia, and Africa. Cairo is the most populous city in the EET zone.
Which cities are in the ART timezone?
Major cities in the ART timezone include Buenos Aires, Córdoba, Rosario, Mendoza, La Plata, Tucumán.
What is the UTC offset for ART?
Argentina Time (ART) is at UTC-03:00.
What should I know about the ART timezone?
Argentina does not observe daylight saving time. Buenos Aires is one of the most visited cities in South America.
When is it midnight in Helsinki, what time is it in Buenos Aires?
When it is 12:00 AM (midnight) in Helsinki (EET), it is -6h later in Buenos Aires (ART).
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