Kastamonu to Istanbul time converter
Kastamonu and Istanbul are on the same time. When it is 9:00 AM in Kastamonu, it is 9:00 AM in Istanbul.
12:36 PM in Kastamonu, Tuesday, October 20, 2026
Shared working hours (9:00–18:00)
Kastamonu to Istanbul conversion table
Every hour of today in Kastamonu and the matching time in Istanbul. Light rows are typical working hours (9:00–18:00).
| Kastamonu | 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 |
Best time to call or meet
Both sides are at work from 9:00 AM – 6:00 PM in Kastamonu (9:00 AM – 6:00 PM in Istanbul).
Daylight saving time and the difference
The difference stays 0 hours all year.
Distance
Kastamonu and Istanbul are 406 km (252 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Kastamonu and Istanbul?
Kastamonu and Istanbul are on the same time.
What time is it in Istanbul when it is 9 AM in Kastamonu?
When it is 9:00 AM in Kastamonu, it is 9:00 AM in Istanbul.
When is the best time to call Istanbul from Kastamonu?
Both sides are at work from 9:00 AM – 6:00 PM in Kastamonu (9:00 AM – 6:00 PM in Istanbul).
Does the time difference between Kastamonu and Istanbul change?
No. The difference stays 0 hours all year.