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KFS to SOF: distance & flight time
Kastamonu (Kastamonu Airport) → Sofia (Sofia Airport)
541 mi
871 km · 470 nm
1h 39m
estimated nonstop flight time
Same time
time difference · heading west
See live KFS→SOF fares Phone-only fares on this route — call free
Flight time details
541 miles nonstop takes roughly 1h 39m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- KFS — Kastamonu Airport · Kastamonu, Turkey
- SOF — Sofia Airport · Sofia, Bulgaria
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near KFS
- NOP · Sinop Airport82 mi away
- ONQ · Zonguldak Airport89 mi away
- ESB · Esenboğa International Airport92 mi away
- MZH · Amasya Merzifon Airport96 mi away
Near SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 mi away
Frequently asked questions
How far is KFS from SOF?
The flight distance from Kastamonu (KFS) to Sofia (SOF) is 541 miles (871 km, 470 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KFS to SOF?
A nonstop flight takes about 1h 39m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from KFS to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KFS–SOF that never appear on search engines, with no booking fees.