$673 Cheap Flights from New York (JFK) to Kastamonu (KFS)

View $673 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from John F. Kennedy Intl. Airport (JFK) to Kastamonu (KFS)

Cheap Flights from New York to Kastamonu (JFK-KFS)

Prices were available within the past 7 days and start at $673 for one-way flights and $1,946 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$1,946 Roundtrip, found 2 days ago
$1,946
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $1,946 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$1,961 Roundtrip, found 2 days ago
$1,961
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $1,961 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$2,046 Roundtrip, found 2 days ago
$2,046
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $2,046 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$2,061 Roundtrip, found 2 days ago
$2,061
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $2,061 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$2,246 Roundtrip, found 2 days ago
$2,246
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $2,246 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$2,261 Roundtrip, found 2 days ago
$2,261
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $2,261 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$2,546 Roundtrip, found 2 days ago
$2,546
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $2,546 found 2 days ago
Turkish Airlines
Tue, Sep 23 - Wed, Sep 24
JFK
New York
KFS
Kastamonu
$2,561 Roundtrip, found 2 days ago
$2,561
Roundtrip
found 2 days ago
Select Turkish Airlines flight, departing Tue, Sep 23 from New York to Kastamonu, returning Wed, Sep 24, priced at $2,561 found 2 days ago
Flights from New York (JFK) to Kastamonu (KFS)
Origin airport
John F. Kennedy Intl.
Destination airport
Kastamonu
Roundtrip price
$1,946
Distance
5185 mi

New York to Kastamonu Flights

The cheapest times to fly from New York to Kastamonu

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from New York to Kastamonu are during the month of September. You can find some of the cheapest flights from New York to Kastamonu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from New York to Kastamonu

Sunday is one of the best days to book for cheap flights from New York to Kastamonu: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from New York to Kastamonu

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from New York to Kastamonu in 2025. You can also book with separate airlines for your outbound and return journeys, from $673 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap New York to Kastamonu flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your New York to Kastamonu airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS) cost?
Get a cheap one-way flight from $673 or cheap return flight from $1,946 from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS)?
September is the cheapest month to fly from JFK to KFS. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest JFK to KFS flight.
How many flights per day from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS)?
There aren't any daily nonstop flights from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from JFK to KFS?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS)?
To touch down at Kastamonu Airport (KFS) on time, opt for a flight that takes off from John F. Kennedy Intl. Airport (JFK) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS) last-minute?
Holding off until right before your break to book a flight from JFK to KFS often results in higher prices. While you may find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary to maximize your chances of scoring a bargain.
Is it cheaper to book a JFK to KFS flight and hotel package?
You'll typically save money by booking a JFK to KFS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your preferred accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from John F. Kennedy Intl. Airport (JFK) to Kastamonu Airport (KFS)?
If you booked your JFK to KFS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.