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USN to INT: distance & flight time
Ulsan (Ulsan Airport) → Winston-salem (Smith Reynolds Airport)
7,129 mi
11,473 km · 6,195 nm
14h 27m
estimated nonstop flight time
-13h
time difference · heading northeast
See live USN→INT fares Phone-only fares on this route — call free
Flight time details
7,129 miles nonstop takes roughly 14h 27m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- INT — Smith Reynolds Airport · Winston-salem, United States
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 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
Near INT
- GSO · Piedmont Triad International Airport16 mi away
- CLT · Charlotte Douglas International Airport75 mi away
- SVH · Statesville Regional Airport48 mi away
- IKB · Wilkes County Airport49 mi away
Frequently asked questions
How far is USN from INT?
The flight distance from Ulsan (USN) to Winston-salem (INT) is 7,129 miles (11,473 km, 6,195 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to INT?
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 Ulsan and Winston-salem?
Winston-salem is 13 hours behind Ulsan.
What is the cheapest way to fly from USN to INT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–INT that never appear on search engines, with no booking fees.