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RDU to OSN: distance & flight time
Raleigh-durham (Raleigh Durham International Airport) → Osan (Osan Air Base)
7,131 mi
11,476 km · 6,196 nm
14h 27m
estimated nonstop flight time
+13h
time difference · heading north
See live RDU→OSN fares Phone-only fares on this route — call free
Flight time details
7,131 miles nonstop takes roughly 14h 27m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- RDU — Raleigh Durham International Airport · Raleigh-durham, United States
- 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 RDU
- POB · Pope Field50 mi away
- RWI · Rocky Mount Wilson Regional Airport50 mi away
- FBG · Simmons Army Air Field52 mi away
- SOP · Moore County Airport56 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 RDU from OSN?
The flight distance from Raleigh-durham (RDU) to Osan (OSN) is 7,131 miles (11,476 km, 6,196 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDU to OSN?
A nonstop flight takes about 14h 27m 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 Raleigh-durham and Osan?
Osan is 13 hours ahead of Raleigh-durham.
What is the cheapest way to fly from RDU to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDU–OSN that never appear on search engines, with no booking fees.