🇦🇷 Buenos Aires, Argentina
07
- Argentina Standard Time
- UTC-3
- Twilight
☀️ 06:09 · 🌙 19:11 · 13 h 2 min
Buenos Aires to Puerto Rico: time difference
Puerto Rico is 4 h ahead of Buenos Aires. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇪🇸 Puerto Rico, Spain
07
- Western European Summer Time
- UTC+1
- Daytime
☀️ 08:05 · 🌙 19:32 · 11 h 27 min
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Buenos Aires 05:40 5:40 AM Puerto Rico 09:40 9:40 AM You –:–
05:40 5:40 AM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
09:40 9:40 AM
Western European Summer Time · UTC+1
☀️ 08:05 · 🌙 19:32
·
+4 h
Puerto Rico is 4 h ahead of Buenos Aires.
When you, Buenos Aires and Puerto Rico 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
🇪🇸 Puerto Rico
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 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇪🇸 Puerto Rico |
|---|---|---|
| Local time | 05:40 | 09:40 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Argentina Standard Time | Western European Summer Time |
| UTC offset | UTC-3 | UTC+1 |
| Offset from Buenos Aires | — | +4 h |
| IANA zone | America/Argentina/Buenos Aires | Atlantic/Canary |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:09 | 08:05 |
| Sunset | 19:11 | 19:32 |
| Daylight | 13 h 2 min | 11 h 27 min |
| People on this clock | 2,891,082 | 2,500 |
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 Puerto Rico: common questions
How far ahead of Buenos Aires is Puerto Rico?
Puerto Rico is 4 hours ahead of Buenos Aires: UTC+1 against UTC−3.
What time is it in Puerto Rico at the start of the working day in Buenos Aires?
The working day in Buenos Aires starts at 9:00 AM; in Puerto Rico it is 1:00 PM at that moment.
If it is 6:00 PM in Buenos Aires, what time is it in Puerto Rico?
At 6:00 PM in Buenos Aires, clocks in Puerto Rico show 10:00 PM.
When is a good time to call Puerto Rico from Buenos Aires?
Between 9:00 AM and 2:00 PM in Buenos Aires – that is 1:00 PM to 6:00 PM in Puerto Rico – both places are within working hours (9:00 AM–6:00 PM).
From what time in Buenos Aires is it tomorrow in Puerto Rico?
Once it is 8:00 PM in Buenos Aires, the date in Puerto Rico has already changed. Until 4:00 AM in Puerto Rico, it is still the previous day in Buenos Aires.
Does the time gap between Buenos Aires and Puerto Rico change during the year?
Yes – daylight saving time is used in Puerto Rico but not in Buenos Aires. From October 25, 2026, Puerto Rico will be 3 hours ahead of Buenos Aires.
