Buenos Aires to Keflavik: time difference
Keflavik is 3 h ahead of 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 21:17 9:17 PM Keflavik 00:17 12:17 AM You –:–
21:17 9:17 PM
Argentina Standard Time · UTC-3
☀️ 06:09 · 🌙 19:11
00:17 12:17 AM
Greenwich Mean Time · UTC+0
☀️ 08:29 · 🌙 18:03
·
+3 h
Keflavik is 3 h ahead of Buenos Aires.
When you, Buenos Aires and Keflavik 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
🇮🇸 Keflavik
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 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇦🇷 Buenos Aires | 🇮🇸 Keflavik |
|---|---|---|
| Local time | 21:17 | 00:17 |
| Local date | Sunday, October 18, 2026 | Monday, October 19, 2026 |
| Time zone | Argentina Standard Time | Greenwich Mean Time |
| UTC offset | UTC-3 | UTC+0 |
| Offset from Buenos Aires | — | +3 h |
| IANA zone | America/Argentina/Buenos Aires | Atlantic/Reykjavik |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:09 | 08:29 |
| Sunset | 19:11 | 18:03 |
| Daylight | 13 h 2 min | 9 h 34 min |
| People on this clock | 2,891,082 | 15,000 |
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 Keflavik: common questions
What is the time difference between Buenos Aires and Keflavik?
Keflavik is 3 hours ahead: it uses UTC+0, while Buenos Aires is on UTC−3.
What time is it in Keflavik when it is 9:00 AM in Buenos Aires?
When it is 9:00 AM in Buenos Aires, it is 12:00 PM in Keflavik.
If it is 6:00 PM in Buenos Aires, what time is it in Keflavik?
At 6:00 PM in Buenos Aires, clocks in Keflavik show 9:00 PM.
Is there a time when both Buenos Aires and Keflavik are at work?
Yes: from 9:00 AM to 3:00 PM in Buenos Aires (12:00 PM to 6:00 PM in Keflavik), the working days (9:00 AM–6:00 PM) overlap.
From what time in Buenos Aires is it tomorrow in Keflavik?
Once it is 9:00 PM in Buenos Aires, the date in Keflavik has already changed. Until 3:00 AM in Keflavik, it is still the previous day in Buenos Aires.
Does the time gap between Buenos Aires and Keflavik change during the year?
No, the clocks change neither in Buenos Aires nor in Keflavik, so the gap is 3 hours all year round.
