Meeting time
Best time to meet: Seoul and Riyadh
Seoul is 6 hours ahead of Riyadh right now. Their working days overlap for 2 hours: 3 PM to 5 PM in Seoul, which is 9 AM to 11 AM in Riyadh. The easiest time to meet is 4 PM in Seoul (10 AM in Riyadh).
Hour by hour
With the clocks as they are on November 11, 2026, Seoul time on the left. A working day here is 9 AM to 5 PM.
| Seoul | Riyadh | |
|---|---|---|
| 6 AM | 12 AM | Both off |
| 7 AM | 1 AM | Both off |
| 8 AM | 2 AM | Both off |
| 9 AM | 3 AM | Seoul at work |
| 10 AM | 4 AM | Seoul at work |
| 11 AM | 5 AM | Seoul at work |
| 12 PM | 6 AM | Seoul at work |
| 1 PM | 7 AM | Seoul at work |
| 2 PM | 8 AM | Seoul at work |
| 3 PM | 9 AM | Both at work |
| 4 PM | 10 AM | Easiest time |
| 5 PM | 11 AM | Riyadh at work |
| 6 PM | 12 PM | Riyadh at work |
| 7 PM | 1 PM | Riyadh at work |
| 8 PM | 2 PM | Riyadh at work |
| 9 PM | 3 PM | Riyadh at work |
| 10 PM | 4 PM | Riyadh at work |
All year
The gap between Seoul and Riyadh does not move during the year, so the table above holds all year.
Seoul keeps the same clock as Tokyo; Riyadh keeps the same clock as Istanbul.
Which days work
Riyadh works Sunday to Thursday and Seoul works Monday to Friday, so the days both are at work are Monday to Thursday. A Friday call lands on Riyadh's weekend, and a Sunday one on Seoul's.
Questions people ask
3 AM in Riyadh, while Seoul is 6 hours ahead.
4 PM in Seoul, which is 10 AM in Riyadh. Both cities are at work from 3 PM to 5 PM Seoul time.
No. It stays 6 hours all year: the clocks either do not change or change on the same day in both.
More cities
Every city from Seoul · Every city from Riyadh · All cities · Plan across more than two cities
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