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OSN to MRO: distance & flight time
Osan (Osan Air Base) → Masterton (Hood Airport)
6,207 mi
9,990 km · 5,394 nm
12h 38m
estimated nonstop flight time
+4h
time difference · heading southeast
See live OSN→MRO fares Phone-only fares on this route — call free
Flight time details
6,207 miles nonstop takes roughly 12h 38m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- MRO — Hood Airport · Masterton, New Zealand
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 MRO
- PPQ · Paraparaumu Airport34 mi away
- PMR · Palmerston North Airport45 mi away
- WLG · Wellington International Airport50 mi away
- OHA · RNZAF Base Ohakea55 mi away
Frequently asked questions
How far is OSN from MRO?
The flight distance from Osan (OSN) to Masterton (MRO) is 6,207 miles (9,990 km, 5,394 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to MRO?
A nonstop flight takes about 12h 38m 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 OSN to MRO?
Nonstop service on OSN–MRO 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 12h 38m nonstop estimate.
What is the time difference between Osan and Masterton?
Masterton is 4 hours ahead of Osan.
What is the cheapest way to fly from OSN to MRO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–MRO that never appear on search engines, with no booking fees.
Why are some OSN to MRO fares phone-only?
Consolidator contracts let us sell certain OSN–MRO 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.