Phoenix to Seoul Time Difference
Seoul is 16 hours ahead of Phoenix. When it's 05:55:56 AM in Phoenix, it's 09:55:56 PM in Seoul.
How Many Hours Ahead Is Seoul From Phoenix?
Seoul is 16 hours ahead of Phoenix. So Phoenix is 16 hours behind Seoul looking the other way — the same gap, described from the other end.
In practice that means a working day in Phoenix starts when it is already 1:00 AM the next day in Seoul. That gap holds all year — no clock change in either city moves it.
Best Time to Call Phoenix and Seoul
Standard 9-to-5 hours in Phoenix and Seoul never overlap, so someone has to take the call outside their working day. The most workable window is 3:00 PM to 10:00 PM in Phoenix, which is 7:00 AM to 2:00 PM in Seoul.
both at work Phoenix only Seoul only neither — hours shown along the strip are Phoenix local time.
Convert a Specific Time
Pick any date and time in Phoenix to see the exact equivalent in Seoul.
Common Times Converted
Phoenix time on the left, Seoul time on the right.
Phoenix to Seoul: Full 24-Hour Conversion Table
Based on today, Sunday, October 11, 2026 in Phoenix. Shaded rows are working hours; the darker shade marks the hours when both cities are at work.
| Phoenix | Seoul | Working hours |
|---|---|---|
| 12:00 AM | 4:00 PM | Seoul only |
| 1:00 AM | 5:00 PM | — |
| 2:00 AM | 6:00 PM | — |
| 3:00 AM | 7:00 PM | — |
| 4:00 AM | 8:00 PM | — |
| 5:00 AM | 9:00 PM | — |
| 6:00 AM | 10:00 PM | — |
| 7:00 AM | 11:00 PM | — |
| 8:00 AM | 12:00 AM next day | — |
| 9:00 AM | 1:00 AM next day | Phoenix only |
| 10:00 AM | 2:00 AM next day | Phoenix only |
| 11:00 AM | 3:00 AM next day | Phoenix only |
| 12:00 PM | 4:00 AM next day | Phoenix only |
| 1:00 PM | 5:00 AM next day | Phoenix only |
| 2:00 PM | 6:00 AM next day | Phoenix only |
| 3:00 PM | 7:00 AM next day | Phoenix only |
| 4:00 PM | 8:00 AM next day | Phoenix only |
| 5:00 PM | 9:00 AM next day | Seoul only |
| 6:00 PM | 10:00 AM next day | Seoul only |
| 7:00 PM | 11:00 AM next day | Seoul only |
| 8:00 PM | 12:00 PM next day | Seoul only |
| 9:00 PM | 1:00 PM next day | Seoul only |
| 10:00 PM | 2:00 PM next day | Seoul only |
| 11:00 PM | 3:00 PM next day | Seoul only |
Understanding the Phoenix – Seoul Time Difference
Phoenix runs on America/Phoenix, currently MST (UTC-7:00). Seoul runs on Asia/Seoul, currently KST (UTC+9:00). The gap of 16 hours is simply the distance between those two offsets.
This difference holds steady all year — no clock change in either city moves it. A meeting time that works in January works just as well in July.
Phoenix today
Seoul today
Frequently Asked Questions
What is the time difference between Phoenix and Seoul?
Seoul is currently 16 hours ahead of Phoenix. This difference holds all year — no clock change in either city moves it.
How many hours ahead is Seoul from Phoenix?
Seoul is 16 hours ahead of Phoenix. Looking at it the other way, Phoenix is 16 hours behind Seoul.
What time is it in Seoul when it is 9:00 AM in Phoenix?
When it is 9:00 AM in Phoenix, it is 1:00 AM the next day in Seoul.
Is Seoul ahead of or behind Phoenix?
Seoul is 16 hours ahead of Phoenix. Seoul reaches each point in the day first, so its working day is already finishing while Phoenix is still getting started.
What is the best time to call between Phoenix and Seoul?
Standard business hours in Phoenix and Seoul do not overlap at all, so one side has to step outside the 9-to-5. The most workable window is 3:00 PM to 10:00 PM in Phoenix, which is 7:00 AM to 2:00 PM in Seoul.
Does the time difference between Phoenix and Seoul change during the year?
No. The difference between Phoenix and Seoul stays fixed all year round — no clock change in either city moves it.
What time zones are Phoenix and Seoul in?
Phoenix uses the America/Phoenix time zone, currently MST (UTC-7:00). Seoul uses Asia/Seoul, currently KST (UTC+9:00).