Seoul to San Juan: time difference
San Juan 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 02:13 2:13 AM San Juan 01:13 1:13 AM You –:–
02:13 2:13 AM
Korean Standard Time · UTC+9
☀️ 06:43 · 🌙 17:53
01:13 1:13 AM
Philippine Standard Time · UTC+8
☀️ 05:48 · 🌙 17:35
·
−1 h
San Juan is 1 h behind Seoul.
When you, Seoul and San Juan 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
🇵🇭 San Juan
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 | 🇵🇭 San Juan |
|---|---|---|
| Local time | 02:13 | 01:13 |
| 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 47 min |
| People on this clock | 9,509,458 | 126,347 |
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 San Juan: common questions
How far behind Seoul is San Juan?
San Juan is 1 hour behind Seoul: UTC+8 against UTC+9.
What time is it in San Juan when it is 9:00 AM in Seoul?
When it is 9:00 AM in Seoul, it is 8:00 AM in San Juan.
If it is 6:00 PM in Seoul, what time is it in San Juan?
At 6:00 PM in Seoul, clocks in San Juan show 5:00 PM.
When do working hours in Seoul and in San Juan 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 San Juan.
When is it still the previous day in San Juan?
Until 1:00 AM in Seoul it is still the previous day in San Juan. The other way round, from 11:00 PM in San Juan it is already the next day in Seoul.
Does the time difference between Seoul and San Juan change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
