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KZI to OSN: distance & flight time
Kozani (Filippos Airport) → Osan (Osan Air Base)
5,298 mi
8,526 km · 4,603 nm
10h 51m
estimated nonstop flight time
+7h
time difference · heading northeast
See live KZI→OSN fares Phone-only fares on this route — call free
Flight time details
5,298 miles nonstop takes roughly 10h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- KZI — Filippos Airport · Kozani, Greece
- OSN — Osan Air Base · Osan, South Korea
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 KZI
- KSO · Kastoria National Airport31 mi away
- LRA · Larisa Airport55 mi away
- SKG · Thessaloniki Macedonia International Airport62 mi away
- IOA · Ioannina Airport68 mi away
Near OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Frequently asked questions
How far is KZI from OSN?
The flight distance from Kozani (KZI) to Osan (OSN) is 5,298 miles (8,526 km, 4,603 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KZI to OSN?
A nonstop flight takes about 10h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from KZI to OSN?
Nonstop service on KZI–OSN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 51m nonstop estimate.
What is the time difference between Kozani and Osan?
Osan is 7 hours ahead of Kozani.
What is the cheapest way to fly from KZI to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KZI–OSN that never appear on search engines, with no booking fees.
Why are some KZI to OSN fares phone-only?
Consolidator contracts let us sell certain KZI–OSN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.