Time Difference Between Athens and Tokyo

The time difference between Athens and Tokyo is 6 hours. When it is 12:00 noon in Athens, it is 18:00 in Tokyo. Athens uses the Europe/Athens time zone (UTC+3), while Tokyo uses Asia/Tokyo (UTC+9).

Tokyo is 6 hours ahead of Athens — 6 hours
Athens, Greece
03:44:59
Monday, May 11, 2026
UTC+3 · EEST (DST)
Tokyo, Japan
09:44:59
Monday, May 11, 2026
UTC+9 · JST

Time Zone Details: Athens vs Tokyo

Detail Athens Tokyo
Time Zone IDEurope/AthensAsia/Tokyo
UTC OffsetUTC+3UTC+9
AbbreviationEESTJST
DST ActiveYes — currently observingNo
CountryGreeceJapan
RegionEuropeAsia

Best Time to Schedule a Call

There are 2 overlapping business hours between Athens and Tokyo (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–11:00 in Athens  =  15:00–17:00 in Tokyo

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Athens time to Tokyo time. Rows highlighted in green indicate overlapping business hours in both cities.

Athens Tokyo
00:00 06:00 Night
01:00 07:00 Night
02:00 08:00 Night
03:00 09:00 Night
04:00 10:00 Night
05:00 11:00 Night
06:00 12:00
07:00 13:00
08:00 14:00
09:00 15:00 Overlap
10:00 16:00 Overlap
11:00 17:00
12:00 18:00
13:00 19:00
14:00 20:00
15:00 21:00
16:00 22:00
17:00 23:00
18:00 00:00 (+1 day)
19:00 01:00 (+1 day)
20:00 02:00 (+1 day)
21:00 03:00 (+1 day)
22:00 04:00 (+1 day) Night
23:00 05:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Athens is currently observing daylight saving time, while Tokyo is on standard time. When Athens switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Athens–Tokyo Scheduling

Compare Athens and Tokyo with Other Cities

From Athens

From Tokyo

Frequently Asked Questions

What is the time difference between Athens and Tokyo?

The time difference is 6 hours. Tokyo is 6 hours ahead of Athens.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Athens to Tokyo?

The best window is between 09:00 and 11:00 Athens time, which corresponds to 15:00–17:00 in Tokyo. Both sides fall within normal business hours.

How do I convert Athens time to Tokyo time?

Add 6 hours to Athens time to get Tokyo time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.