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XRH to OSN: distance & flight time
Richmond (RAAF Base Richmond) → Osan (Osan Air Base)
5,118 mi
8,237 km · 4,447 nm
10h 30m
estimated nonstop flight time
-1h
time difference · heading north
See live XRH→OSN fares Phone-only fares on this route — call free
Flight time details
5,118 miles nonstop takes roughly 10h 30m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- XRH — RAAF Base Richmond · Richmond, Australia
- 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 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
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 XRH from OSN?
The flight distance from Richmond (XRH) to Osan (OSN) 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 XRH to OSN?
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 Richmond and Osan?
Osan is 1 hour behind Richmond.
What is the cheapest way to fly from XRH to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on XRH–OSN that never appear on search engines, with no booking fees.