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SMN to USN: distance & flight time
Salmon (Lemhi County Airport) → Ulsan (Ulsan Airport)
5,606 mi
9,022 km · 4,872 nm
11h 28m
estimated nonstop flight time
+15h
time difference · heading northwest
See live SMN→USN fares Phone-only fares on this route — call free
Flight time details
5,606 miles nonstop takes roughly 11h 28m 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
- SMN — Lemhi County Airport · Salmon, 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 SMN
- BTM · Bert Mooney Airport88 mi away
- MYL · McCall Municipal Airport110 mi away
- SUN · Friedman Memorial Airport114 mi away
- MSO · Missoula International Airport124 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 SMN from USN?
The flight distance from Salmon (SMN) to Ulsan (USN) is 5,606 miles (9,022 km, 4,872 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SMN to USN?
A nonstop flight takes about 11h 28m 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 Salmon and Ulsan?
Ulsan is 15 hours ahead of Salmon.
What is the cheapest way to fly from SMN to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SMN–USN that never appear on search engines, with no booking fees.