Mamaia to Buenos Aires: time difference
Buenos Aires is 6 h behind Mamaia. 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.
Mamaia 00:44 12:44 AM Buenos Aires 18:44 6:44 PM You –:–
00:44 12:44 AM
Eastern European Summer Time · UTC+3
☀️ 07:23 · 🌙 18:20
18:44 6:44 PM
Argentina Standard Time · UTC-3
☀️ 06:10 · 🌙 19:10
·
−6 h
Buenos Aires is 6 h behind Mamaia.
When you, Mamaia and Buenos Aires are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇷🇴 Mamaia
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
🇦🇷 Buenos Aires
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇷🇴 Mamaia | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 00:44 | 18:44 |
| Local date | Sunday, October 18, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern European Summer Time | Argentina Standard Time |
| UTC offset | UTC+3 | UTC-3 |
| Offset from Mamaia | — | −6 h |
| IANA zone | Europe/Bucharest | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | Not observed |
| Sunrise | 07:23 | 06:10 |
| Sunset | 18:20 | 19:10 |
| Daylight | 10 h 57 min | 13 h |
| People on this clock | 441 | 2,891,082 |
Compare Mamaia with another city
More comparisons with Mamaia: the time zones next to it and the far side of the clock.
Big time differences
Mamaia and Buenos Aires: common questions
How many hours behind Mamaia is Buenos Aires?
The clocks in Buenos Aires are 6 hours behind those in Mamaia (UTC−3 and UTC+3).
What time is it in Buenos Aires at the start of the working day in Mamaia?
The working day in Mamaia starts at 9:00 AM; in Buenos Aires it is 3:00 AM at that moment.
If it is 6:00 PM in Mamaia, what time is it in Buenos Aires?
At 6:00 PM in Mamaia, clocks in Buenos Aires show 12:00 PM.
Is there a time when both Mamaia and Buenos Aires are at work?
Yes: from 3:00 PM to 6:00 PM in Mamaia (9:00 AM to 12:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Buenos Aires?
Until 6:00 AM in Mamaia it is still the previous day in Buenos Aires. The other way round, from 6:00 PM in Buenos Aires it is already the next day in Mamaia.
Does the time gap between Mamaia and Buenos Aires change during the year?
Yes – daylight saving time is used in Mamaia but not in Buenos Aires. From October 25, 2026, Buenos Aires will be 5 hours behind Mamaia.
