Istanbul - Kastamonu flights from TRY3,614*

Book flights from Istanbul to Kastamonu

Sep 2026
FromTRY5,363*
Last update 1 day ago
Flight Type Round Trip/Economy
Oct 2026
FromTRY3,614*
Last update 10 hrs ago
Flight Type Round Trip/Economy
Nov 2026
FromTRY3,613*
Last update 1 day ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label TRY3.6K
cmp-daily-histogram-bars-legend-max-price-aria-label TRY5.7K
Displaying fares for September-2026
  • IST–KFS, Wed, September 30 – Wed, September 30: From TRY5,363
    30

    We

    SEP

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

    Th

  • IST–KFS, Fri, October 02 – Sun, October 04: From TRY5,714
    02

    Fr

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

    Sa

  • IST–KFS, Sun, October 04 – Wed, November 11: From TRY3,813
    04

    Su

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    05

    Mo

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

    Tu

  • IST–KFS, Wed, October 07 – Sun, October 11: From TRY4,014
    07

    We

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

    Th

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

    Fr

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

    Sa

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

    Su

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

    Mo

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

    Tu

  • IST–KFS, Wed, October 14 – Fri, October 16: From TRY4,713
    14

    We

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

    Th

  • IST–KFS, Fri, October 16 – Sun, October 18: From TRY5,364
    16

    Fr

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    17

    Sa

  • IST–KFS, Sun, October 18 – Sun, October 18: From TRY4,713
    18

    Su

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    19

    Mo

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

    Tu

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    21

    We

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

    Th

  • IST–KFS, Fri, October 23 – Sun, October 25: From TRY3,814
    23

    Fr

  • IST–KFS: cmp-view-offers-disclaimer. Find Offers
    24

    Sa

  • IST–KFS, Sun, October 25 – Sun, November 08: From TRY3,614
    25

    Su

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    26

    Mo

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

    Tu

  • IST–KFS, Wed, October 28 – Sun, November 01: From TRY3,814
    28

    We

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

    Th

    • RangeTRY3,614-TRY5,714

    *Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional fees and charges for optional products and services may apply.

    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    		Fri, October 23 - Sun, November 01

    From

    TRY4,364

    Last update 3 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Sun, October 25 - Sun, November 08

    From

    TRY3,614

    Last update 10 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Fri, October 30 - Fri, November 06

    From

    TRY3,613

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Sun, October 25 - Fri, October 30

    From

    TRY3,613

    Last update 23 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Wed, November 25 - Sun, November 29

    From

    TRY3,613

    Last update 23 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Sun, November 08 - Sun, November 15

    From

    TRY3,613

    Last update 1 day ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Wed, October 28 - Sun, November 01

    From

    TRY3,814

    Last update 9 hrs ago

    Istanbul (IST)Kastamonu (KFS)Round-trip
    /
    Economy    		Wed, October 07 - Sun, October 11

    From

    TRY4,014

    Last update 11 hrs ago

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