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CEZ to USN: distance & flight time
Cortez (Cortez Municipal Airport) → Ulsan (Ulsan Airport)
6,180 mi
9,945 km · 5,370 nm
12h 35m
estimated nonstop flight time
+15h
time difference · heading northwest
See live CEZ→USN fares Phone-only fares on this route — call free
Flight time details
6,180 miles nonstop takes roughly 12h 35m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- CEZ — Cortez Municipal Airport · Cortez, 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 CEZ
- FMN · Four Corners Regional Airport45 mi away
- DRO · Durango La Plata County Airport49 mi away
- TEX · Telluride Regional Airport60 mi away
- GMV · Monument Valley Airport89 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 CEZ from USN?
The flight distance from Cortez (CEZ) to Ulsan (USN) is 6,180 miles (9,945 km, 5,370 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEZ to USN?
A nonstop flight takes about 12h 35m 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 Cortez and Ulsan?
Ulsan is 15 hours ahead of Cortez.
What is the cheapest way to fly from CEZ to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEZ–USN that never appear on search engines, with no booking fees.