Need help booking?
Unpublished phone-only deals available
KFS to JAX: distance & flight time
Kastamonu (Kastamonu Airport) → Jacksonville (Jacksonville International Airport)
5,994 mi
9,647 km · 5,209 nm
12h 13m
estimated nonstop flight time
-7h
time difference · heading northwest
See live KFS→JAX fares Phone-only fares on this route — call free
Flight time details
5,994 miles nonstop takes roughly 12h 13m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- KFS — Kastamonu Airport · Kastamonu, Turkey
- JAX — Jacksonville International Airport · Jacksonville, United States
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 JAX
Frequently asked questions
How far is KFS from JAX?
The flight distance from Kastamonu (KFS) to Jacksonville (JAX) is 5,994 miles (9,647 km, 5,209 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KFS to JAX?
A nonstop flight takes about 12h 13m 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 time difference between Kastamonu and Jacksonville?
Jacksonville is 7 hours behind Kastamonu.
What is the cheapest way to fly from KFS to JAX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KFS–JAX that never appear on search engines, with no booking fees.