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EOK to USN: distance & flight time
Keokuk (Keokuk Municipal Airport) → Ulsan (Ulsan Airport)
6,578 mi
10,587 km · 5,716 nm
13h 22m
estimated nonstop flight time
+14h
time difference · heading northwest
See live EOK→USN fares Phone-only fares on this route — call free
Flight time details
6,578 miles nonstop takes roughly 13h 22m 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
- EOK — Keokuk Municipal Airport · Keokuk, 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 EOK
- BRL · Southeast Iowa Regional Airport27 mi away
- UIN · Quincy Regional Baldwin Field38 mi away
- GBG · Galesburg Municipal Airport62 mi away
- IRK · Kirksville Regional Airport64 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 EOK from USN?
The flight distance from Keokuk (EOK) to Ulsan (USN) is 6,578 miles (10,587 km, 5,716 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from EOK to USN?
A nonstop flight takes about 13h 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 Keokuk and Ulsan?
Ulsan is 14 hours ahead of Keokuk.
What is the cheapest way to fly from EOK to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on EOK–USN that never appear on search engines, with no booking fees.