- Distance: 533.5 km
- Duration: 9h 5m
The average bus between Kastamonu and Istanbul takes 9h 5m and the fastest bus takes 8h 25m. The bus service runs several times per day from Kastamonu to Istanbul. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between Kastamonu and Istanbul. The earliest departure is at 9:00 AM in the morning, and the last departure from Kastamonu is at 11:59 PM which arrives into Istanbul at 9:16 AM. All services run direct with no transfers required, and take on average 9h 5m. The schedules shown below are for the next available departures.
Want to know about travelling from Kastamonu to Istanbul? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
Yes, there is a direct bus departing from Kastamonu station and arriving at Istanbul station. Services depart every 4 hours, and operate 4 times a day. The journey takes approximately 9h 5m.
Kastamonu to Istanbul bus services, operated by Kamil Koç, depart from Kastamonu bus station.
Kastamonu to Istanbul bus services, operated by Kamil Koç, arrive at İstanbul Esenler bus station.
Book your Kastamonu to Istanbul bus tickets online with Kamil Koç and Kale Seyahat.
The distance between Kastamonu and Istanbul is 405.7 km. The road distance is 534 km.
Kamil Koç operates a bus from Kastamonu bus station to İstanbul Esenler bus station 5 times a day. Tickets cost ₺750–1,100 and the journey takes 9h 5m. Three other operators also service this route.
