On this page, you can find and purchase flight tickets from Istanbul to Kastamonu. The direct flight covering a distance of 405 km takes just over an hour, with a flight frequency of approximately 3 flights per week.
Turkish Airlines is the primary carrier on this route. We recommend checking how to get to the airport in Istanbul in advance, as well as exploring transport options from Kastamonu Airport to the city center.
The table shows direct flights Istanbul → Kastamonu on the selected date. The flight takes approximately 1 h. Regular flights are operated by Turkish Airlines. Departures from Istanbul Airport and Sabiha Gokcen International Airport airports, arrivals at Kastamonu.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Istanbul — Kastamonu by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $253 in e, and the most expensive are around $272 in F. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
Istanbul → Kastamonu, average one-way price
| Month | Average price | Level | Month | Average price | Level | Month | Average price | Level |
|---|---|---|---|---|---|---|---|---|
| Jan | $45 | low | May | $55 | high | Sep | $58 | high |
| Feb | $42 | low | Jun | $60 | high | Oct | $51 | medium |
| Mar | $46 | medium | Jul | $66 | high | Nov | $41 | low |
| Apr | $50 | medium | Aug | $67 | high | Dec | $46 | medium |
Some values are estimated based on seasonality.
Weather conditions in Kastamonu vary significantly throughout the year: the warmest month is August with an average temperature of 27.4°C, while the coldest is January, when temperatures drop to -3.4°C. Precipitation peaks in March, while July and August remain the driest periods.
The best flight deals are usually found in October, with ticket prices starting $254. Prices rise in September and August, reaching peak values $273 and $273 respectively.
October is considered the optimal time to travel in terms of price and comfort. If dry and sunny weather is your priority, August is the best choice, despite the higher flight costs during this period.
Regular air service on the Istanbul — Kastamonu route is provided by a single airline — the national carrier, Turkish Airlines. There are about 3 direct flights per week, allowing you to cover the distance quickly without layovers. Detailed information on departure days and route options can be found in the list below; click on the airline card to see the current schedule.
Flights Istanbul — Kastamonu depart from Istanbul Airport and Sabiha Gokcen International Airport and arrive at Kastamonu. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
A direct flight covering 405 km takes on average between 1 hour and 1 hour 15 minutes, depending on weather conditions.
Regular flights between the cities are operated by Turkish Airlines (TK).
Yes, direct flights are available on this route, which is the fastest way to reach your destination.
Flight prices change constantly; you can see the current minimum for the coming months in the low-price calendar on this page.
For visiting Turkey, citizens of Russia do not require a visa if the trip duration does not exceed 60–90 days.
Flights from Istanbul arrive at Kastamonu Regional Airport (KFS).
Where travelers fly most — pick a route and check prices
