Houston, TX to Buenos Aires: time difference
Buenos Aires is 2 h ahead of Houston, TX. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Houston, TX 21:54 9:54 PM Buenos Aires 23:54 11:54 PM You –:–
21:54 9:54 PM
Central Daylight Time · UTC-5
☀️ 07:20 · 🌙 18:59
23:54 11:54 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
+2 h
Buenos Aires is 2 h ahead of Houston, TX.
When you, Houston, TX 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
🇺🇸 Houston, TX
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 | 🇺🇸 Houston, TX | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 21:54 | 23:54 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Central Daylight Time | Argentina Standard Time |
| UTC offset | UTC-5 | UTC-3 |
| Offset from Houston, TX | — | +2 h |
| IANA zone | America/Chicago | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:20 | 06:20 |
| Sunset | 18:59 | 19:03 |
| Daylight | 11 h 39 min | 12 h 43 min |
| People on this clock | 2,304,580 | 2,891,082 |
Compare Houston, TX with another city
More comparisons with Houston, TX: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Houston, TX and Buenos Aires: common questions
How far ahead of Houston, TX, is Buenos Aires?
Buenos Aires is 2 hours ahead of Houston: UTC−3 against UTC−5.
If it is 9:00 AM in Houston, TX, what time is it in Buenos Aires?
At 9:00 AM in Houston, clocks in Buenos Aires show 11:00 AM.
What time is it in Buenos Aires at the end of the working day in Houston, TX?
The working day in Houston ends at 6:00 PM; in Buenos Aires it is 8:00 PM at that moment.
Is there a time when both Houston, TX, and Buenos Aires are at work?
Yes: from 9:00 AM to 4:00 PM in Houston (11:00 AM to 6:00 PM in Buenos Aires), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Buenos Aires?
From 10:00 PM in Houston, TX, 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 Houston.
Does the time gap between Houston, TX, and Buenos Aires change during the year?
Yes – daylight saving time is used in Houston but not in Buenos Aires. From November 1, 2026, Buenos Aires will be 3 hours ahead of Houston.
