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RDU to USN: distance & flight time
Raleigh-durham (Raleigh Durham International Airport) → Ulsan (Ulsan Airport)
7,177 mi
11,551 km · 6,237 nm
14h 32m
estimated nonstop flight time
+13h
time difference · heading northwest
See live RDU→USN fares Phone-only fares on this route — call free
Flight time details
7,177 miles nonstop takes roughly 14h 32m gate to gate, flying northwest. 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
- USN — Ulsan Airport · Ulsan, 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 USN
- KPO · Pohang Airport (G-815/K-3)28 mi away
- PUS · Gimhae International Airport37 mi away
- TAE · Daegu Airport44 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)48 mi away
Frequently asked questions
How far is RDU from USN?
The flight distance from Raleigh-durham (RDU) to Ulsan (USN) is 7,177 miles (11,551 km, 6,237 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDU to USN?
A nonstop flight takes about 14h 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 Raleigh-durham and Ulsan?
Ulsan is 13 hours ahead of Raleigh-durham.
What is the cheapest way to fly from RDU to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDU–USN that never appear on search engines, with no booking fees.