All Great Journeys Start With A Map 🌎 Try DOTS for free

Kastamonu to Istanbul Bus

the dotted world map
06/23/2025
+ Add return
Stay with Booking.com

Download our App for free

Find the cheapest ticket for your trip

Secure your ticket today and get the best deals!

Today More
Tomorrow More
2 days More
3 days More

Kastamonu to Istanbul by bus

The journey from Kastamonu to Istanbul by bus is 252.39 mi and takes 7 hr 34 min. There are 25 connections per day, with the first departure at 9:00 AM and the last at 11:59 PM. It is possible to travel from Kastamonu to Istanbul by bus for as little as $10.55 or as much as $24.36. The best price for this journey is $10.55.

Lowest Price $10.55
Journey Duration 7 hr 34 min
Connection per Day 25
Lowest Price $10.55
Highest Price $24.36
First Departure 9:00 AM
Last Departure 11:59 PM
Distance 252.39 mi
Departure Kastamonu
Arrival Istanbul
Carriers Metro Turizm, Soner Turizm

Kastamonu to Istanbul Bus Times

Departure date
Monday, Jun 23, 2025

Compare prices and tickets from Kastamonu to Istanbul

Best time to book Kastamonu to Istanbul travel

Virail Pro Tip ✌: Booking 10 days in advance save 10% on average

Find the best day to travel to Istanbul by bus

When travelling to Istanbul by bus, if you want to avoid crowds you can check how frequently our customers are travelling in the next 30-days using the graph below. On average, the peak hours to travel are between 6:30am and 9am in the morning, or between 4pm and 7pm in the evening. Please keep this in mind when travelling to your point of departure as you may need some extra time to arrive, particularly in big cities!

Services on board Metro Turizm, FlixBus and Pamukkale Turizm from Kastamonu to Istanbul
Compare services on board when travelling from Kastamonu to Istanbul by bus.
Facilities Metro Turizm FlixBus Pamukkale Turizm
wifi WiFi check check check
power_sockets Power sockets check check check
food_and_drink Food and drink check check check
luggage Luggage check check cross
bicycle Bicycle check check cross
air_con Air conditioning cross check check
accessibility Accessibility cross check cross
entertainment_portal Entertainment Portal cross check cross
mobility_and_wheelchair_services landingPage.services.mobility_and_wheelchair_services cross check cross

Kastamonu to Istanbul CO2 Emissions by Bus

Ecology
Train
28.43kg
Bus
30.46kg
Flight
81.24kg
Car
64.99kg

Anything we can improve?

Frequently Asked Questions

How much is a bus ticket from Kastamonu to Istanbul?
A bus ticket from Kastamonu to Istanbul is $16.21. However the price varies depending on how early you buy, and if it's peak time to travel. Occasionally you can find them for as cheap as $10.55.
What's the cheapest bus ticket from Kastamonu to Istanbul?
The cheapest ticket you can get from Kastamonu to Istanbul is $10.55. We recommend booking as early as possible and off-peak hours to get the cheapest ticket possible. Off-peak times are usually from 09:30 to 16:00, and after 19:00.
What's the distance between Kastamonu and Istanbul by bus?
Kastamonu to Istanbul is 252.39 mi.
How long does the bus between Kastamonu and Istanbul take?
Kastamonu to Istanbul is on average 7 hr 34 min. However the fastest option will get you there in 1 hr 0 min.
Which companies operate from Kastamonu to Istanbul?
The bus journey from Kastamonu to Istanbul is covered by 10 operator(s). On Virail you can find these carriers that provide services on this route: Metro Turizm, Soner Turizm, Boyabat Tur, Yeni İnan Turizm, Türkay Turizm, FlixBus, Sinop Birlik Turizm, Abana Bozkurt Seyahat, Gerze Güven Keklik, Pamukkale Turizm and Cide Aslan Seyahat.
How many bus connections per day go from Kastamonu to Istanbul?
Kastamonu to Istanbul has 25 connection(s) per day on average.
What time does the first bus from Kastamonu to Istanbul leave?
The earliest bus from Kastamonu to Istanbul departs at 9:00 AM. However be sure to check with us the schedule on the day you want to leave as the time may differ.
What time does the last bus from Kastamonu to Istanbul depart?
The latest bus from Kastamonu to Istanbul departs at 11:59 PM. However be sure to check with us the schedule on the day you want to leave as the time may differ.
Should I book my ticket from Kastamonu to Istanbul in advance?
If you can, we recommend booking your ticket as early as possible to ensure you get better savings. The cheapest bus ticket we have found is $10.55 but this may be subject to change depending on the day of travel, hour you wish to depart and how far in advance you book.
How many direct connections depart from Kastamonu to Istanbul?
There are on average 25 direct connection(s) from Kastamonu to go to Istanbul.
What's the fastest journey time between Kastamonu to Istanbul by bus?
The fastest journey time by bus between Kastamonu and Istanbul is 1 hr 0 min.
Is there a direct bus from Kastamonu to Istanbul?
Yes, there is a direct bus between Kastamonu and Istanbul.
What are the CO2 emissions for Kastamonu to Istanbul by bus?
The bus journey from Kastamonu to Istanbul creates 30.46kg of CO2 emissions.