Buenos Aires to Old Bridge: time difference
Old Bridge is 1 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 02:12 2:12 AM Old Bridge 01:12 1:12 AM You –:–
02:12 2:12 AM
Argentina Standard Time · UTC-3
☀️ 06:04 · 🌙 19:14
01:12 1:12 AM
Eastern Daylight Time · UTC-4
☀️ 07:16 · 🌙 18:09
·
−1 h
Old Bridge is 1 h behind Buenos Aires.
When you, Buenos Aires and Old Bridge 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
🇺🇸 Old Bridge
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 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇺🇸 Old Bridge |
|---|---|---|
| Local time | 02:12 | 01:12 |
| Local date | Thursday, October 22, 2026 | Thursday, October 22, 2026 |
| Time zone | Argentina Standard Time | Eastern Daylight Time |
| UTC offset | UTC-3 | UTC-4 |
| Offset from Buenos Aires | — | −1 h |
| IANA zone | America/Argentina/Buenos Aires | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:04 | 07:16 |
| Sunset | 19:14 | 18:09 |
| Daylight | 13 h 10 min | 10 h 52 min |
| People on this clock | 2,891,082 | 23,753 |
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 Old Bridge: common questions
What is the time difference between Buenos Aires and Old Bridge?
Old Bridge is 1 hour behind: it uses UTC−4, while Buenos Aires is on UTC−3.
What time is it in Old Bridge at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Old Bridge it is 8:00 AM at that moment.
What time is it in Old Bridge at the end of the working day in Buenos Aires?
The working day in Buenos Aires ends at 6:00 PM; in Old Bridge it is 5:00 PM at that moment.
When is a good time to call Old Bridge from Buenos Aires?
Between 10:00 AM and 6:00 PM in Buenos Aires – that is 9:00 AM to 5:00 PM in Old Bridge – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Old Bridge?
Until 1:00 AM in Buenos Aires it is still the previous day in Old Bridge. The other way round, from 11:00 PM in Old Bridge it is already the next day in Buenos Aires.
Is the time difference between Buenos Aires and Old Bridge the same all year?
No. Only Old Bridge switches to summer time, so the gap changes twice a year. From November 1, 2026, Old Bridge will be 2 hours behind Buenos Aires.
