Kastamonu - Istanbul flights from TRY5,406*

Book flights from Kastamonu to Istanbul

May 2026
FromTRY10,696*
Last update 1 day ago
Flight Type Round Trip/Economy
Jun 2026
FromTRY5,406*
Last update 7 hrs ago
Flight Type Round Trip/Economy
Jul 2026
FromTRY6,706*
Last update 8 hrs ago
Flight Type Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label TRY5.4K
Displaying fares for May-2026
  • 31

    Su

    MAY

  • 01

    Mo

  • 02

    Tu

  • 03

    We

  • 04

    Th

  • 05

    Fr

  • 06

    Sa

  • 07

    Su

  • 08

    Mo

  • 09

    Tu

  • 10

    We

  • 11

    Th

  • 12

    Fr

  • 13

    Sa

  • 14

    Su

  • 15

    Mo

  • 16

    Tu

  • 17

    We

  • 18

    Th

  • 19

    Fr

  • 20

    Sa

  • 21

    Su

  • 22

    Mo

  • 23

    Tu

  • 24

    We

  • 25

    Th

  • 26

    Fr

  • 27

    Sa

  • 28

    Su

  • 29

    Mo

  • 30

    Tu

    • RangeTRY5,406-TRY10,696

    *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 Kastamonu - Istanbul flights

    View current Kastamonu – Istanbul 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.

    keyboard_arrow_down
    Discover Kastamonu - Istanbul flights
    From
    To
    Fare Type
    Dates
    Price
    Kastamonu (KFS)Istanbul (IST)Round-trip
    /
    Economy    		Sun, June 07 - Sun, June 14

    From

    TRY5,406

    Last update 7 hrs ago

    Kastamonu (KFS)Istanbul (IST)Round-trip
    /
    Economy    		Fri, June 05 - Wed, June 10

    From

    TRY5,406

    Last update 1 hour ago

    Kastamonu (KFS)Istanbul (IST)Round-trip
    /
    Economy    		Fri, July 03 - Mon, July 06

    From

    TRY6,706

    Last update 8 hrs ago

    Kastamonu (KFS)Istanbul (IST)Round-trip
    /
    Economy    		Mon, July 06 - Fri, July 10

    From

    TRY6,706

    Last update 1 day ago

    Kastamonu (KFS)Istanbul (IST)Round-trip
    /
    Economy    		Mon, June 01 - Fri, June 12

    From

    TRY9,696

    Last update 1 day ago

    Kastamonu (KFS)Istanbul (IST)Round-trip
    /
    Economy    		Mon, June 01 - Fri, June 05

    From

    TRY9,696

    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.