Jacksonville, FL to Buenos Aires: time difference
Buenos Aires is 1 h ahead of Jacksonville, FL. 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.
Jacksonville, FL 21:45 9:45 PM Buenos Aires 22:45 10:45 PM You –:–
21:45 9:45 PM
Eastern Daylight Time · UTC-4
☀️ 07:25 · 🌙 19:04
22:45 10:45 PM
Argentina Standard Time · UTC-3
☀️ 06:20 · 🌙 19:03
·
+1 h
Buenos Aires is 1 h ahead of Jacksonville, FL.
When you, Jacksonville, FL 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
🇺🇸 Jacksonville, FL
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
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- Early
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Time zones side by side
| Detail | 🇺🇸 Jacksonville, FL | 🇦🇷 Buenos Aires |
|---|---|---|
| Local time | 21:45 | 22:45 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Eastern Daylight Time | Argentina Standard Time |
| UTC offset | UTC-4 | UTC-3 |
| Offset from Jacksonville, FL | — | +1 h |
| IANA zone | America/New York | America/Argentina/Buenos Aires |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | Not observed |
| Sunrise | 07:25 | 06:20 |
| Sunset | 19:04 | 19:03 |
| Daylight | 11 h 38 min | 12 h 43 min |
| People on this clock | 949,611 | 2,891,082 |
Compare Jacksonville, FL with another city
More comparisons with Jacksonville, FL: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Jacksonville, FL and Buenos Aires: common questions
How far ahead of Jacksonville, FL, is Buenos Aires?
Buenos Aires is 1 hour ahead of Jacksonville: UTC−3 against UTC−4.
What time is it in Buenos Aires at the start of the working day in Jacksonville, FL?
The working day in Jacksonville starts at 9:00 AM; in Buenos Aires it is 10:00 AM at that moment.
If it is 6:00 PM in Jacksonville, FL, what time is it in Buenos Aires?
At 6:00 PM in Jacksonville, clocks in Buenos Aires show 7:00 PM.
When is a good time to call Buenos Aires from Jacksonville, FL?
Between 9:00 AM and 5:00 PM in Jacksonville – that is 10:00 AM to 6:00 PM in Buenos Aires – both places are within working hours (9:00 AM–6:00 PM).
When is it already the next day in Buenos Aires?
From 11:00 PM in Jacksonville, FL, it is already the next day in Buenos Aires. The other way round, until 1:00 AM in Buenos Aires it is still the previous day in Jacksonville.
Is the time difference between Jacksonville, FL, and Buenos Aires the same all year?
No. Only Jacksonville switches to summer time, so the gap changes twice a year. From November 1, 2026, Buenos Aires will be 2 hours ahead of Jacksonville.
