Seoul to Santa Rosa: time difference
Santa Rosa is 1 h behind Seoul. 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.
Seoul 03:28 3:28 AM Santa Rosa 02:28 2:28 AM You –:–
03:28 3:28 AM
Korean Standard Time · UTC+9
☀️ 06:43 · 🌙 17:53
02:28 2:28 AM
Philippine Standard Time · UTC+8
☀️ 05:48 · 🌙 17:35
·
−1 h
Santa Rosa is 1 h behind Seoul.
When you, Seoul and Santa Rosa are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇰🇷 Seoul
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
🇵🇭 Santa Rosa
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 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇰🇷 Seoul | 🇵🇭 Santa Rosa |
|---|---|---|
| Local time | 03:28 | 02:28 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Korean Standard Time | Philippine Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Seoul | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Manila |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:43 | 05:48 |
| Sunset | 17:53 | 17:35 |
| Daylight | 11 h 10 min | 11 h 48 min |
| People on this clock | 9,509,458 | 414,812 |
Compare Seoul with another city
More comparisons with Seoul: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Seoul and Santa Rosa: common questions
What is the time difference between Seoul and Santa Rosa?
Santa Rosa is 1 hour behind: it uses UTC+8, while Seoul is on UTC+9.
If it is 9:00 AM in Seoul, what time is it in Santa Rosa?
At 9:00 AM in Seoul, clocks in Santa Rosa show 8:00 AM.
What time is it in Santa Rosa at the end of the working day in Seoul?
The working day in Seoul ends at 6:00 PM; in Santa Rosa it is 5:00 PM at that moment.
When do working hours in Seoul and in Santa Rosa overlap?
Working hours (9:00 AM–6:00 PM) overlap from 10:00 AM to 6:00 PM in Seoul, which is 9:00 AM to 5:00 PM in Santa Rosa.
When does the date change in Santa Rosa compared with Seoul?
The new day starts in Santa Rosa later: until 1:00 AM in Seoul, it is still the previous day there. From 11:00 PM in Santa Rosa, Seoul is already on the next day.
Is the time difference between Seoul and Santa Rosa the same all year?
Yes. Neither Seoul nor Santa Rosa switches to summer time, so the gap is always 1 hour.
