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USN to YSM: distance & flight time
Ulsan (Ulsan Airport) → Fort Smith (Fort Smith Airport)
4,974 mi
8,005 km · 4,323 nm
10h 13m
estimated nonstop flight time
-15h
time difference · heading northeast
See live USN→YSM fares Phone-only fares on this route — call free
Flight time details
4,974 miles nonstop takes roughly 10h 13m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- YSM — Fort Smith Airport · Fort Smith, Canada
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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 mi away
Frequently asked questions
How far is USN from YSM?
The flight distance from Ulsan (USN) to Fort Smith (YSM) is 4,974 miles (8,005 km, 4,323 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to YSM?
A nonstop flight takes about 10h 13m 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 Fort Smith?
Fort Smith is 15 hours behind Ulsan.
What is the cheapest way to fly from USN to YSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–YSM that never appear on search engines, with no booking fees.