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OSN to XRH: distance & flight time
Osan (Osan Air Base) → Richmond (RAAF Base Richmond)
5,118 mi
8,237 km · 4,447 nm
10h 30m
estimated nonstop flight time
+1h
time difference · heading south
See live OSN→XRH fares Phone-only fares on this route — call free
Flight time details
5,118 miles nonstop takes roughly 10h 30m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- XRH — RAAF Base Richmond · Richmond, Australia
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 XRH
- SYD · Sydney Kingsford Smith International Airport33 mi away
- BWU · Sydney Bankstown Airport25 mi away
- CDU · Camden Airport31 mi away
- BEO · Lake Macquarie Airport62 mi away
Frequently asked questions
How far is OSN from XRH?
The flight distance from Osan (OSN) to Richmond (XRH) is 5,118 miles (8,237 km, 4,447 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to XRH?
A nonstop flight takes about 10h 30m 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 Osan and Richmond?
Richmond is 1 hour ahead of Osan.
What is the cheapest way to fly from OSN to XRH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–XRH that never appear on search engines, with no booking fees.