Need help booking?
Unpublished phone-only deals available
OKA to OSN: distance & flight time
Okinawa (Naha Airport) → Osan (Osan Air Base)
754 mi
1,213 km · 655 nm
2h 6m
estimated nonstop flight time
Same time
time difference · heading north
See live OKA→OSN fares Phone-only fares on this route — call free
Flight time details
754 miles nonstop takes roughly 2h 6m gate to gate, flying north. 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
- OKA — Naha Airport · Okinawa, Japan
- 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 OKA
- DNA · Kadena Air Base13 mi away
- KJP · Kerama Airport22 mi away
- AGJ · Aguni Airport37 mi away
- IEJ · Ie Jima Airport37 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 OKA from OSN?
The flight distance from Okinawa (OKA) to Osan (OSN) is 754 miles (1,213 km, 655 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKA to OSN?
A nonstop flight takes about 2h 6m 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 OKA to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKA–OSN that never appear on search engines, with no booking fees.