Need help booking?
Unpublished phone-only deals available
OKC to USN: distance & flight time
Oklahoma City (Will Rogers World Airport) → Ulsan (Ulsan Airport)
6,676 mi
10,744 km · 5,801 nm
13h 33m
estimated nonstop flight time
+14h
time difference · heading northwest
See live OKC→USN fares Phone-only fares on this route — call free
Flight time details
6,676 miles nonstop takes roughly 13h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- OKC — Will Rogers World Airport · Oklahoma City, 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 OKC
- PWA · Wiley Post Airport10 mi away
- TIK · Tinker Air Force Base12 mi away
- SWO · Stillwater Regional Airport60 mi away
- CUH · Cushing Municipal Airport60 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 OKC from USN?
The flight distance from Oklahoma City (OKC) to Ulsan (USN) is 6,676 miles (10,744 km, 5,801 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKC to USN?
A nonstop flight takes about 13h 33m 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 Oklahoma City and Ulsan?
Ulsan is 14 hours ahead of Oklahoma City.
What is the cheapest way to fly from OKC to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKC–USN that never appear on search engines, with no booking fees.