Time difference between Athens and Istanbul
Istanbul is the same time as Athens
Athens, Greece is UTC+2 · Istanbul, Türkiye is UTC+3 — on standard time
The gap is not the same all year
Every converter gives one number for this pair. That number is right for most of the year and wrong for part of it, because Athens goes forward on the last Sunday in March and back on the last Sunday in October and Istanbul does not change its clocks.
| Athens / Istanbul clocks | Difference | How long |
|---|---|---|
| summer / standard | 0 hours | about 30 weeks |
| standard / standard | 1 hour ahead | about 22 weeks |
Istanbul stays put all year while Athens moves, so a meeting fixed in Istanbul's calendar shifts by an hour twice a year at Athens's end.
When they can both be at their desks
Nine-to-five in both cities overlaps for 8 hours — 9:00 AM to 5:00 PM in Athens, the same moment as 9:00 AM to 5:00 PM in Istanbul.
Athens to Istanbul, hour by hour
| Athens | Istanbul |
|---|---|
| 12:00 AM | 12:00 AM |
| 1:00 AM | 1:00 AM |
| 2:00 AM | 2:00 AM |
| 3:00 AM | 3:00 AM |
| 4:00 AM | 4:00 AM |
| 5:00 AM | 5:00 AM |
| 6:00 AM | 6:00 AM |
| 7:00 AM | 7:00 AM |
| 8:00 AM | 8:00 AM |
| 9:00 AM | 9:00 AM |
| 10:00 AM | 10:00 AM |
| 11:00 AM | 11:00 AM |
| 12:00 PM | 12:00 PM |
| 1:00 PM | 1:00 PM |
| 2:00 PM | 2:00 PM |
| 3:00 PM | 3:00 PM |
| 4:00 PM | 4:00 PM |
| 5:00 PM | 5:00 PM |
| 6:00 PM | 6:00 PM |
| 7:00 PM | 7:00 PM |
| 8:00 PM | 8:00 PM |
| 9:00 PM | 9:00 PM |
| 10:00 PM | 10:00 PM |
| 11:00 PM | 11:00 PM |
On the usual gap of 0 hours.
Frequently asked questions
What is the time difference between Athens and Istanbul?
Istanbul is the same time as Athens for most of the year. It is not the same all year — there is one other gap, because Athens goes forward on the last Sunday in March and back on the last Sunday in October and Istanbul does not change its clocks.
Is Istanbul ahead of Athens?
Athens and Istanbul are on the same clock for most of the year — Athens is UTC+2 and Istanbul is UTC+3 on standard time, and the summer-time dates bring them together.
What time is 9 AM in Athens in Istanbul?
9:00 AM, on the usual gap.
When can Athens and Istanbul meet?
Standard nine-to-five hours overlap for 8 hours: 9:00 AM–5:00 PM in Athens, which is 9:00 AM–5:00 PM in Istanbul.
Other pairs
- Athens to Moscow
- Athens to Dubai
- Athens to Karachi
- Athens to Delhi
- Athens to Dhaka
- Athens to Bangkok
- Athens to Jakarta
- Athens to Singapore
- Athens to Hong Kong
- Athens to Beijing
Every Athens pair · Every Istanbul pair · All city pairs · Time zones by abbreviation