Need help booking?
Unpublished phone-only deals available
USN to SJY: distance & flight time
Ulsan (Ulsan Airport) → Seinäjoki / Ilmajoki (Seinäjoki Airport)
4,541 mi
7,308 km · 3,946 nm
9h 22m
estimated nonstop flight time
-6h
time difference · heading northwest
See live USN→SJY fares Phone-only fares on this route — call free
Flight time details
4,541 miles nonstop takes roughly 9h 22m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- SJY — Seinäjoki Airport · Seinäjoki / Ilmajoki, Finland
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 SJY
- KHJ · Kauhajoki Airport21 mi away
- KAU · Kauhava Airport31 mi away
- VAA · Vaasa Airport42 mi away
- KOK · Kokkola-Pietarsaari Airport72 mi away
Frequently asked questions
How far is USN from SJY?
The flight distance from Ulsan (USN) to Seinäjoki / Ilmajoki (SJY) is 4,541 miles (7,308 km, 3,946 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to SJY?
A nonstop flight takes about 9h 22m 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 Seinäjoki / Ilmajoki?
Seinäjoki / Ilmajoki is 6 hours behind Ulsan.
What is the cheapest way to fly from USN to SJY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–SJY that never appear on search engines, with no booking fees.