Need help booking?
Unpublished phone-only deals available
TUS to USN: distance & flight time
Tucson (Tucson International Airport) → Ulsan (Ulsan Airport)
6,345 mi
10,211 km · 5,513 nm
12h 54m
estimated nonstop flight time
+16h
time difference · heading northwest
See live TUS→USN fares Phone-only fares on this route — call free
Flight time details
6,345 miles nonstop takes roughly 12h 54m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- TUS — Tucson International Airport · Tucson, 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 TUS
- DMA · Davis Monthan Air Force Base5 mi away
- AVW · Marana Regional Airport26 mi away
- MZJ · Pinal Airpark35 mi away
- OLS · Nogales International Airport49 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 TUS from USN?
The flight distance from Tucson (TUS) to Ulsan (USN) is 6,345 miles (10,211 km, 5,513 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TUS to USN?
A nonstop flight takes about 12h 54m 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 Tucson and Ulsan?
Ulsan is 16 hours ahead of Tucson.
What is the cheapest way to fly from TUS to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TUS–USN that never appear on search engines, with no booking fees.