Riobamba to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Riobamba. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇦🇷 Buenos Aires, Argentina
38
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:12 · 🌙 19:08 · 12 h 56 min
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Riobamba 13:00 1:00 PM Buenos Aires 15:00 3:00 PM You –:–
13:00 1:00 PM
Ecuador Time · UTC-5
☀️ 05:57 · 🌙 18:05
15:00 3:00 PM
Argentina Standard Time · UTC-3
☀️ 06:12 · 🌙 19:08
·
+2 h
Buenos Aires is 2 h ahead of Riobamba.
When you, Riobamba 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
🇪🇨 Riobamba
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
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 0 12 AM 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇪🇨 Riobamba | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 13:00 | 15:00 |
| Local date | Thursday, October 15, 2026 | Thursday, October 15, 2026 |
| Time zone | Ecuador Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Riobamba | — | +2 h |
| IANA zone | America/Guayaquil | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:57 | 06:12 |
| Sunset | 18:05 | 19:08 |
| Daylight | 12 h 9 min | 12 h 56 min |
| People on this clock | 170,000 | 2,891,082 |
Compare Riobamba with another city
More comparisons with Riobamba: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Riobamba and Buenos Aires: common questions
How many hours ahead of Riobamba is Buenos Aires?
The clocks in Buenos Aires are 2 hours ahead of those in Riobamba (UTC−3 and UTC−5).
If it is 9:00 AM in Riobamba, what time is it in Buenos Aires?
At 9:00 AM in Riobamba, clocks in Buenos Aires show 11:00 AM.
What time is it in Buenos Aires at the end of the working day in Riobamba?
The working day in Riobamba ends at 6:00 PM; in Buenos Aires it is 8:00 PM at that moment.
When is a good time to call Buenos Aires from Riobamba?
Between 9:00 AM and 4:00 PM in Riobamba – that is 11:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Buenos Aires?
From 10:00 PM in Riobamba it is already the next day in Buenos Aires. The other way round, until 2:00 AM in Buenos Aires it is still the previous day in Riobamba.
Does the time gap between Riobamba and Buenos Aires change during the year?
No, the clocks change neither in Riobamba nor in Buenos Aires, so the gap is 2 hours all year round.
