Saint-Louis to Buenos Aires: time difference
Buenos Aires is 3 h behind Saint-Louis. Live clocks for both, the working hours they share, and how each one sits against your own time.
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Saint-Louis 02:33 2:33 AM Buenos Aires 23:33 11:33 PM You –:–
02:33 2:33 AM
Greenwich Mean Time · UTC+0
☀️ 06:58 · 🌙 18:50
23:33 11:33 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
−3 h
Buenos Aires is 3 h behind Saint-Louis.
When you, Saint-Louis 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
🇸🇳 Saint-Louis
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
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 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇸🇳 Saint-Louis | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 02:33 | 23:33 |
| Local date | Saturday, October 10, 2026 | Friday, October 9, 2026 |
| Time zone | Greenwich Mean Time | Argentina Standard Time |
| UTC offset | UTC+0 | UTC-3 |
| Offset from Saint-Louis | — | −3 h |
| IANA zone | Africa/Dakar | America/Argentina/Buenos Aires |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:58 | 06:20 |
| Sunset | 18:50 | 19:03 |
| Daylight | 11 h 52 min | 12 h 43 min |
| People on this clock | 176,000 | 2,891,082 |
Compare Saint-Louis with another city
More comparisons with Saint-Louis: the time zones next to it and the far side of the clock.
Big time differences
Saint-Louis and Buenos Aires: common questions
What is the time difference between Saint-Louis and Buenos Aires?
Buenos Aires is 3 hours behind: it uses UTC−3, while Saint-Louis is on UTC+0.
What time is it in Buenos Aires at the start of the working day in Saint-Louis?
The working day in Saint-Louis starts at 9:00 AM; in Buenos Aires it is 6:00 AM at that moment.
If it is 6:00 PM in Saint-Louis, what time is it in Buenos Aires?
At 6:00 PM in Saint-Louis, clocks in Buenos Aires show 3:00 PM.
When is a good time to call Buenos Aires from Saint-Louis?
Between 12:00 PM and 6:00 PM in Saint-Louis – that is 9:00 AM to 3:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Buenos Aires?
Until 3:00 AM in Saint-Louis it is still the previous day in Buenos Aires. The other way round, from 9:00 PM in Buenos Aires it is already the next day in Saint-Louis.
Does the time difference between Saint-Louis and Buenos Aires change?
No. Neither place uses daylight saving time, so the difference stays 3 hours all year.
