Cambridge to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Cambridge. Live clocks for both, the working hours they share, and how each one sits against your own time.
+1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Cambridge 12:34 12:34 PM Buenos Aires 13:34 1:34 PM You –:–
12:34 12:34 PM
Eastern Daylight Time · UTC-4
☀️ 07:40 · 🌙 18:33
13:34 1:34 PM
Argentina Standard Time · UTC-3
☀️ 06:07 · 🌙 19:11
·
+1 h
Buenos Aires is 1 h ahead of Cambridge.
When you, Cambridge 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
🇨🇦 Cambridge
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Cambridge | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 12:34 | 13:34 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Cambridge | — | +1 h |
| IANA zone | America/Toronto | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:40 | 06:07 |
| Sunset | 18:33 | 19:11 |
| Daylight | 10 h 53 min | 13 h 4 min |
| People on this clock | 138,479 | 2,891,082 |
Compare Cambridge with another city
More comparisons with Cambridge: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Cambridge and Buenos Aires: common questions
How far ahead of Cambridge is Buenos Aires?
Buenos Aires is 1 hour ahead of Cambridge: UTC−3 against UTC−4.
What time is it in Buenos Aires at the start of the working day in Cambridge?
The working day in Cambridge starts at 9:00 AM; in Buenos Aires it is 10:00 AM at that moment.
If it is 6:00 PM in Cambridge, what time is it in Buenos Aires?
At 6:00 PM in Cambridge, clocks in Buenos Aires show 7:00 PM.
When is a good time to call Buenos Aires from Cambridge?
Between 9:00 AM and 5:00 PM in Cambridge – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
From what time in Cambridge is it tomorrow in Buenos Aires?
Once it is 11:00 PM in Cambridge, the date in Buenos Aires has already changed. Until 1:00 AM in Buenos Aires, it is still the previous day in Cambridge.
Is the time difference between Cambridge and Buenos Aires the same all year?
No. Only Cambridge switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Cambridge.
