Need help booking?
Unpublished phone-only deals available
OSN to CDT: distance & flight time
Osan (Osan Air Base) → Castellón de la Plana (Castellón-Costa Azahar Airport)
6,127 mi
9,860 km · 5,324 nm
12h 29m
estimated nonstop flight time
—
time difference · heading northwest
See live OSN→CDT fares Phone-only fares on this route — call free
Flight time details
6,127 miles nonstop takes roughly 12h 29m 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
- OSN — Osan Air Base · Osan, South Korea
- CDT — Castellón-Costa Azahar Airport · Castellón de la Plana, Spain
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 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
Near CDT
- VLC · Valencia Airport58 mi away
- TEV · Teruel Airport69 mi away
- REU · Reus Air Base86 mi away
- BCN · Barcelona International Airport129 mi away
Frequently asked questions
How far is OSN from CDT?
The flight distance from Osan (OSN) to Castellón de la Plana (CDT) is 6,127 miles (9,860 km, 5,324 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to CDT?
A nonstop flight takes about 12h 29m 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 OSN to CDT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–CDT that never appear on search engines, with no booking fees.