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APN to USN: distance & flight time
Alpena (Alpena County Regional Airport) → Ulsan (Ulsan Airport)
6,495 mi
10,453 km · 5,644 nm
13h 12m
estimated nonstop flight time
+13h
time difference · heading northwest
See live APN→USN fares Phone-only fares on this route — call free
Flight time details
6,495 miles nonstop takes roughly 13h 12m 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
- APN — Alpena County Regional Airport · Alpena, 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 APN
- OSC · Oscoda Wurtsmith Airport44 mi away
- ECA · Iosco County Airport53 mi away
- GLR · Gaylord Regional Airport56 mi away
- DRE · Drummond Island Airport65 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 APN from USN?
The flight distance from Alpena (APN) to Ulsan (USN) is 6,495 miles (10,453 km, 5,644 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from APN to USN?
A nonstop flight takes about 13h 12m 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 Alpena and Ulsan?
Ulsan is 13 hours ahead of Alpena.
What is the cheapest way to fly from APN to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on APN–USN that never appear on search engines, with no booking fees.