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Flights from Kastamonu to Istanbul

Cheap flight deals from Kastamonu to Istanbul

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Kastamonu to Istanbul

Cheapest one-way flight price AED 222
Cheapest return ticket price AED 381
Off-season for travel March
Peak season for travel June
Flight distance 406.74 km
Average flight time 1 hour 25 minutes
Popular airline Turkish Airlines

When is the cheapest time to fly from Kastamonu to Istanbul?

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights
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  • 11 18
  • 18 25

  • Jun

    25 1
  • 1 8
  • 8 15
  • 15 22
  • 22 29

  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Kastamonu (KFS) to Istanbul (IST) the cheapest?

    Airlines adjust prices for flights from Kastamonu to Istanbul based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Kastamonu (KFS) to Istanbul (IST) cost?

    According to Trip.com's data, the lowest price is around AED 1,116.

  • How long does it take to fly from Kastamonu (KFS) to Istanbul (IST)?

    It takes about 1 hour 25 minutes to fly from Kastamonu (KFS) to Istanbul (IST).

  • What are the most popular airlines that fly from Kastamonu (KFS) to Istanbul (IST)?

    Airlines with flights from Kastamonu (KFS) to Istanbul (IST): Turkish Airlines.

  • How many airports are there in Istanbul (IST)?

    There are 3 airport(s) near Istanbul (IST): Ataturk Airport, Istanbul Airport and Sabiha Gokcen International Airport.

How to find a cheap flight from Kastamonu to Istanbul

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Kastamonu to Istanbul. Book your flights at the right time and save more.
1
Being flexible with your dates to get the cheapest Kastamonu to Istanbul ticket.
Tap "Date" on flight search bar to scan through the calender for Kastamonu to Istanbul airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Fri, May 23 at AED 223 for one-way flights.
2
Compare cheap Kastamonu to Istanbul flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Kastamonu to Istanbul. The cheapest airline operating is Turkish Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Kastamonu to Istanbul route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Kastamonu to Istanbul flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Kastamonu to Istanbul to get exclusive deals for you.

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