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USN to PIR: distance & flight time
Ulsan (Ulsan Airport) → Pierre (Pierre Regional Airport)
6,097 mi
9,812 km · 5,298 nm
12h 25m
estimated nonstop flight time
-14h
time difference · heading northeast
See live USN→PIR fares Phone-only fares on this route — call free
Flight time details
6,097 miles nonstop takes roughly 12h 25m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- PIR — Pierre Regional Airport · Pierre, 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 PIR
- MBG · Mobridge Municipal Airport81 mi away
- HON · Huron Regional Airport102 mi away
- VTN · Miller Field106 mi away
- ABR · Aberdeen Regional Airport117 mi away
Frequently asked questions
How far is USN from PIR?
The flight distance from Ulsan (USN) to Pierre (PIR) is 6,097 miles (9,812 km, 5,298 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to PIR?
A nonstop flight takes about 12h 25m 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 Pierre?
Pierre is 14 hours behind Ulsan.
What is the cheapest way to fly from USN to PIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–PIR that never appear on search engines, with no booking fees.