Istanbul - Kastamonu flights from TRY5,362*

Book flights from Istanbul to Kastamonu

cmp-daily-histogram-bars-legend-min-price-aria-label TRY5.4K
cmp-daily-histogram-bars-legend-max-price-aria-label TRY7.8K
Displaying fares for August-2026
  • IST–KFS, Sun, August 16 – Mon, August 17: From TRY7,812
    16

    Su

    AUG

  • IST–KFS, Mon, August 17 – Fri, August 28: From TRY7,062
    17

    Mo

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    18

    Tu

  • IST–KFS, Wed, August 19 – Wed, August 26: From TRY7,412
    19

    We

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    20

    Th

  • IST–KFS, Fri, August 21 – Fri, August 28: From TRY7,062
    21

    Fr

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    22

    Sa

  • IST–KFS, Sun, August 23 – Sun, August 30: From TRY6,362
    23

    Su

  • IST–KFS, Mon, August 24 – Fri, August 28: From TRY6,362
    24

    Mo

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    25

    Tu

  • IST–KFS, Wed, August 26 – Fri, August 28: From TRY6,062
    26

    We

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    27

    Th

  • IST–KFS, Fri, August 28 – Sun, August 30: From TRY6,362
    28

    Fr

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    29

    Sa

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    30

    Su

  • IST–KFS, Mon, August 31 – Sat, September 05: From TRY5,362
    31

    Mo

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    01

    Tu

    SEP

  • IST–KFS, Wed, September 02 – Mon, September 07: From TRY5,362
    02

    We

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    03

    Th

  • IST–KFS, Fri, September 04 – Wed, September 09: From TRY5,362
    04

    Fr

  • IST–KFS, Sat, September 05 – Wed, September 30: From TRY5,362
    05

    Sa

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    06

    Su

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    07

    Mo

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    08

    Tu

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    09

    We

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    10

    Th

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    11

    Fr

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    12

    Sa

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    13

    Su

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    14

    Mo

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    15

    Tu

  • RangeTRY5,362-TRY7,812

    Discover Istanbul - Kastamonu flights

    View current Istanbul – Kastamonu flight ticket fares to find the flight that’s best for you. Whether you’re flying for business or for leisure, you’ll enjoy a safe, comfortable trip with the exceptional service standards offered by Turkish Airlines.

    TRY
    Discover Istanbul - Kastamonu flights
    From
    To
    Fare Type
    Dates
    Price
    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Mon, August 31 - Sat, September 05

    From

    TRY5,362

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Wed, September 02 - Mon, September 07

    From

    TRY5,362

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Fri, August 21 - Fri, August 28

    From

    TRY7,062

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Wed, August 19 - Wed, August 26

    From

    TRY7,412

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Sun, August 16 - Fri, August 21

    From

    TRY7,812

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Fri, September 04 - Wed, September 09

    From

    TRY5,362

    Last update 21 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Sun, August 23 - Sun, August 30

    From

    TRY6,362

    Last update 19 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy
    Mon, August 24 - Fri, August 28

    From

    TRY6,362

    Last update 1 day ago

    *Fares displayed have been collected within the last 48 hours and may no longer be available at time of booking.