Buenos Aires to Mamaia: time difference
Mamaia is 6 h ahead of Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
+6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 19:30 7:30 PM Mamaia 01:30 1:30 AM You –:–
19:30 7:30 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
01:30 1:30 AM
Eastern European Summer Time · UTC+3
☀️ 07:24 · 🌙 18:19
·
+6 h
Mamaia is 6 h ahead of Buenos Aires.
When you, Buenos Aires and Mamaia are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇦🇷 Buenos Aires
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇷🇴 Mamaia
6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇷🇴 Mamaia |
|---|---|---|
| Local time | 19:30 | 01:30 |
| Local date | Saturday, October 17, 2026 | Sunday, October 18, 2026 |
| Time zone | Argentina Standard Time | Eastern European Summer Time |
| UTC offset | UTC-3 | UTC+3 |
| Offset from Buenos Aires | — | +6 h |
| IANA zone | America/Argentina/Buenos Aires | Europe/Bucharest |
| Daylight saving | Not observed | On summer time → UTC+2, Oct 25, 03:00 |
| Sunrise | 06:10 | 07:24 |
| Sunset | 19:10 | 18:19 |
| Daylight | 13 h | 10 h 54 min |
| People on this clock | 2,891,082 | 441 |
Compare Buenos Aires with another city
More comparisons with Buenos Aires: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Buenos Aires and Mamaia: common questions
What is the time difference between Buenos Aires and Mamaia?
Mamaia is 6 hours ahead: it uses UTC+3, while Buenos Aires is on UTC−3.
What time is it in Mamaia at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Mamaia it is 3:00 PM at that moment.
What time is it in Mamaia when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 12:00 AM (the next day) in Mamaia.
Is there a time when both Buenos Aires and Mamaia are at work?
Yes: from 9:00 AM to 12:00 PM in Buenos Aires (3:00 PM to 6:00 PM in Mamaia), the working days (9:00 AM–6:00 PM) overlap.
From what time in Buenos Aires is it tomorrow in Mamaia?
Once it is 6:00 PM in Buenos Aires, the date in Mamaia has already changed. Until 6:00 AM in Mamaia, it is still the previous day in Buenos Aires.
Does the time gap between Buenos Aires and Mamaia change during the year?
Yes – daylight saving time is used in Mamaia but not in Buenos Aires. From October 25, 2026, Mamaia will be 5 hours ahead of Buenos Aires.
