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CNU to OSN: distance & flight time
Chanute (Chanute Martin Johnson Airport) → Osan (Osan Air Base)
6,603 mi
10,626 km · 5,737 nm
13h 25m
estimated nonstop flight time
—
time difference · heading northwest
See live CNU→OSN fares Phone-only fares on this route — call free
Flight time details
6,603 miles nonstop takes roughly 13h 25m gate to gate, flying northwest. 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
- CNU — Chanute Martin Johnson Airport · Chanute, United States
- 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 CNU
- PPF · Tri-City Airport23 mi away
- IDP · Independence Municipal Airport39 mi away
- CFV · Coffeyville Municipal Airport40 mi away
- EMP · Emporia Municipal Airport60 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 CNU from OSN?
The flight distance from Chanute (CNU) to Osan (OSN) is 6,603 miles (10,626 km, 5,737 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNU to OSN?
A nonstop flight takes about 13h 25m 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 CNU to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNU–OSN that never appear on search engines, with no booking fees.