Flights from Istanbul to Kastamonu
ISTKFS
İstanbul Airport (Istanbul, Türkiye) → Kastamonu Airport (Kastamonu, Türkiye)
Also known as Istanbul.
- Nonstop
- 1h 15m
- Distance
- 423 km
- Frequency
- 3×/week
- One-way from
- $34
- Airlines
- Turkish Airlines
Fares by month
One-way, per personLowest fares Aviasales travelers found in recent searches; some may include a connection. Prices change often — tap a month to see live fares.
Weekly schedule
Wednesday
- TK273608:20→09:401h 20mTurkish Airlines
Friday
- TK273819:25→20:401h 15mTurkish Airlines
Sunday
- TK273819:30→20:451h 15mTurkish Airlines
Istanbul to Kastamonu — frequently asked
- How long is the flight from Istanbul to Kastamonu?
- IST–KFS is 1h 15m nonstop, covering 423 km (263 mi).
- Which airlines fly nonstop from Istanbul to Kastamonu?
- Turkish Airlines operates this route nonstop.
- How much is a flight from Istanbul to Kastamonu?
- One-way fares on IST–KFS recently started from $34. The lowest recent fare is for travel in January 2027. Fares change daily, so check current prices before booking.
- How often do flights run from Istanbul to Kastamonu?
- The route is served 3 days a week (3 scheduled departures).