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ECA to USN: distance & flight time
East Tawas (Iosco County Airport) → Ulsan (Ulsan Airport)
6,546 mi
10,535 km · 5,688 nm
13h 18m
estimated nonstop flight time
+13h
time difference · heading northwest
See live ECA→USN fares Phone-only fares on this route — call free
Flight time details
6,546 miles nonstop takes roughly 13h 18m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- ECA — Iosco County Airport · East Tawas, 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 ECA
- OSC · Oscoda Wurtsmith Airport10 mi away
- APN · Alpena County Regional Airport53 mi away
- GDW · Gladwin Zettel Memorial Airport57 mi away
- HTL · Roscommon County - Blodgett Memorial Airport62 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 ECA from USN?
The flight distance from East Tawas (ECA) to Ulsan (USN) is 6,546 miles (10,535 km, 5,688 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ECA to USN?
A nonstop flight takes about 13h 18m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ECA to USN?
Nonstop service on ECA–USN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 13h 18m nonstop estimate.
What is the time difference between East Tawas and Ulsan?
Ulsan is 13 hours ahead of East Tawas.
What is the cheapest way to fly from ECA to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ECA–USN that never appear on search engines, with no booking fees.
Why are some ECA to USN fares phone-only?
Consolidator contracts let us sell certain ECA–USN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.