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IPT to USN: distance & flight time
Williamsport (Williamsport Regional Airport) → Ulsan (Ulsan Airport)
6,873 mi
11,061 km · 5,972 nm
13h 57m
estimated nonstop flight time
+13h
time difference · heading north
See live IPT→USN fares Phone-only fares on this route — call free
Flight time details
6,873 miles nonstop takes roughly 13h 57m gate to gate, flying north. 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
- IPT — Williamsport Regional Airport · Williamsport, 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 IPT
- LHV · William T. Piper Memorial Airport27 mi away
- HZL · Hazleton Municipal Airport51 mi away
- SCE · University Park Airport55 mi away
- WBW · Wilkes Barre Wyoming Valley 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 IPT from USN?
The flight distance from Williamsport (IPT) to Ulsan (USN) is 6,873 miles (11,061 km, 5,972 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IPT to USN?
A nonstop flight takes about 13h 57m 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 Williamsport and Ulsan?
Ulsan is 13 hours ahead of Williamsport.
What is the cheapest way to fly from IPT to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IPT–USN that never appear on search engines, with no booking fees.