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OHA to OSN: distance & flight time
Ohakea (RNZAF Base Ohakea) → Osan (Osan Air Base)
6,157 mi
9,909 km · 5,350 nm
12h 32m
estimated nonstop flight time
-3h
time difference · heading northwest
See live OHA→OSN fares Phone-only fares on this route — call free
Flight time details
6,157 miles nonstop takes roughly 12h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- OHA — RNZAF Base Ohakea · Ohakea, New Zealand
- 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 OHA
- PMR · Palmerston North Airport14 mi away
- WAG · Wanganui Airport26 mi away
- PPQ · Paraparaumu Airport53 mi away
- MRO · Hood Airport55 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 OHA from OSN?
The flight distance from Ohakea (OHA) to Osan (OSN) is 6,157 miles (9,909 km, 5,350 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OHA to OSN?
A nonstop flight takes about 12h 32m 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 Ohakea and Osan?
Osan is 3 hours behind Ohakea.
What is the cheapest way to fly from OHA to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OHA–OSN that never appear on search engines, with no booking fees.