Seoul to Keelung: time difference
Keelung is 1 h behind Seoul. 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.
Seoul 01:39 1:39 AM Keelung 00:39 12:39 AM You –:–
01:39 1:39 AM
Korean Standard Time · UTC+9
☀️ 06:43 · 🌙 17:53
00:39 12:39 AM
Taipei Standard Time · UTC+8
☀️ 05:53 · 🌙 17:25
·
−1 h
Keelung is 1 h behind Seoul.
When you, Seoul and Keelung 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
🇹🇼 Keelung
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 | 🇹🇼 Keelung |
|---|---|---|
| Local time | 01:39 | 00:39 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Korean Standard Time | Taipei Standard Time |
| UTC offset | UTC+9 | UTC+8 |
| Offset from Seoul | — | −1 h |
| IANA zone | Asia/Seoul | Asia/Taipei |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:43 | 05:53 |
| Sunset | 17:53 | 17:25 |
| Daylight | 11 h 10 min | 11 h 32 min |
| People on this clock | 9,509,458 | 372,100 |
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 Keelung: common questions
What is the time difference between Seoul and Keelung?
Keelung is 1 hour behind: it uses UTC+8, while Seoul is on UTC+9.
What time is it in Keelung at the start of the working day in Seoul?
The working day in Seoul starts at 9:00 AM; in Keelung it is 8:00 AM at that moment.
If it is 6:00 PM in Seoul, what time is it in Keelung?
At 6:00 PM in Seoul, clocks in Keelung show 5:00 PM.
When is a good time to call Keelung from Seoul?
Between 10:00 AM and 6:00 PM in Seoul – that is 9:00 AM to 5:00 PM in Keelung – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Seoul is it still yesterday in Keelung?
Before 1:00 AM in Seoul, the date in Keelung has not changed yet. From 11:00 PM in Keelung, it is already the next day in Seoul.
Is the time difference between Seoul and Keelung the same all year?
Yes. Neither Seoul nor Keelung switches to summer time, so the gap is always 1 hour.
