Nosara to Ilsan: time difference
Ilsan is 15 h ahead of Nosara. 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.
Nosara 12:39 12:39 PM Ilsan 03:39 3:39 AM You –:–
12:39 12:39 PM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:25
03:39 3:39 AM
Korean Standard Time · UTC+9
☀️ 06:44 · 🌙 17:54
·
+15 h
Ilsan is 15 h ahead of Nosara.
When you, Nosara and Ilsan are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇷 Nosara
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
🇰🇷 Ilsan
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 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
📍 Your time
- Asleep
- Early
- Working hours
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Time zones side by side
| Detail | 🇨🇷 Nosara | 🇰🇷 Ilsan |
|---|---|---|
| Local time | 12:39 | 03:39 |
| Local date | Saturday, October 17, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Korean Standard Time |
| UTC offset | UTC-6 | UTC+9 |
| Offset from Nosara | — | +15 h |
| IANA zone | America/Costa Rica | Asia/Seoul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:32 | 06:44 |
| Sunset | 17:25 | 17:54 |
| Daylight | 11 h 54 min | 11 h 10 min |
| People on this clock | 4,912 | 1,061,752 |
Compare Nosara with another city
More comparisons with Nosara: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Nosara and Ilsan: common questions
How far ahead of Nosara is Ilsan?
Ilsan is 15 hours ahead of Nosara: UTC+9 against UTC−6.
What time is it in Ilsan when it is 9:00 AM in Nosara?
When it is 9:00 AM in Nosara, it is 12:00 AM (the next day) in Ilsan.
What time is it in Ilsan at the end of the working day in Nosara?
The working day in Nosara ends at 6:00 PM; in Ilsan it is 9:00 AM (the next day) at that moment.
When do working hours in Nosara and in Ilsan overlap?
They don't: there are no shared working hours. The start of the day in Nosara (9:00 AM) is 12:00 AM (the next day) in Ilsan, and the start of the day in Ilsan is 6:00 PM (the previous day) in Nosara.
From what time in Nosara is it tomorrow in Ilsan?
Once it is 9:00 AM in Nosara, the date in Ilsan has already changed. Until 3:00 PM in Ilsan, it is still the previous day in Nosara.
Does the time gap between Nosara and Ilsan change during the year?
No, the clocks change neither in Nosara nor in Ilsan, so the gap is 15 hours all year round.
