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ALO to USN: distance & flight time
Waterloo (Waterloo Regional Airport) → Ulsan (Ulsan Airport)
6,429 mi
10,347 km · 5,587 nm
13h 4m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ALO→USN fares Phone-only fares on this route — call free
Flight time details
6,429 miles nonstop takes roughly 13h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- ALO — Waterloo Regional Airport · Waterloo, 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 ALO
- CCY · Northeast Iowa Regional Airport37 mi away
- CID · The Eastern Iowa Airport58 mi away
- MCW · Mason City Municipal Airport63 mi away
- PCD · Prairie Du Chien Municipal Airport72 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 ALO from USN?
The flight distance from Waterloo (ALO) to Ulsan (USN) is 6,429 miles (10,347 km, 5,587 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALO to USN?
A nonstop flight takes about 13h 4m 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 Waterloo and Ulsan?
Ulsan is 14 hours ahead of Waterloo.
What is the cheapest way to fly from ALO to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALO–USN that never appear on search engines, with no booking fees.