🇦🇷 Buenos Aires, Argentina
44
- Argentina Standard Time
- UTC-3
- Daytime
☀️ 06:19 · 🌙 19:04 · 12 h 45 min
Buenos Aires to Saint Louis, MO: time difference
Saint Louis, MO is 2 h behind Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 09:16 9:16 AM Saint Louis, MO 07:16 7:16 AM You –:–
09:16 9:16 AM
Argentina Standard Time · UTC-3
☀️ 06:19 · 🌙 19:04
07:16 7:16 AM
Central Daylight Time · UTC-5
☀️ 07:06 · 🌙 18:31
·
−2 h
Saint Louis, MO is 2 h behind Buenos Aires.
When you, Buenos Aires and Saint Louis, MO 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
🇺🇸 Saint Louis, MO
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 21 9 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇺🇸 Saint Louis, MO |
|---|---|---|
| Local time | 09:16 | 07:16 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Argentina Standard Time | Central Daylight Time |
| UTC offset | UTC-3 | UTC-5 |
| Offset from Buenos Aires | — | −2 h |
| IANA zone | America/Argentina/Buenos Aires | America/Chicago |
| Daylight saving | Not observed | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 06:19 | 07:06 |
| Sunset | 19:04 | 18:31 |
| Daylight | 12 h 45 min | 11 h 26 min |
| People on this clock | 2,891,082 | 301,578 |
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 Saint Louis, MO: common questions
How many hours behind Buenos Aires is Saint Louis, MO?
The clocks in Saint Louis are 2 hours behind those in Buenos Aires (UTC−5 and UTC−3).
What time is it in Saint Louis, MO, when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 7:00 AM in Saint Louis.
What time is it in Saint Louis, MO, when it is 6:00 PM in Buenos Aires?
When it is 6:00 PM in Buenos Aires, it is 4:00 PM in Saint Louis.
When is a good time to call Saint Louis, MO, from Buenos Aires?
Between 11:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 4:00 PM in Saint Louis – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Saint Louis, MO?
Until 2:00 AM in Buenos Aires it is still the previous day in Saint Louis. The other way round, from 10:00 PM in Saint Louis it is already the next day in Buenos Aires.
Is the time difference between Buenos Aires and Saint Louis, MO, the same all year?
No. Only Saint Louis switches to summer time, so the gap changes twice a year. From November 1, 2026, Saint Louis will be 3 hours behind Buenos Aires.
