Need help booking?
Unpublished phone-only deals available
DAY to USN: distance & flight time
Dayton (James M Cox Dayton International Airport) → Ulsan (Ulsan Airport)
6,800 mi
10,944 km · 5,909 nm
13h 48m
estimated nonstop flight time
+13h
time difference · heading northwest
See live DAY→USN fares Phone-only fares on this route — call free
Flight time details
6,800 miles nonstop takes roughly 13h 48m 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
- DAY — James M Cox Dayton International Airport · Dayton, 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 DAY
- FFO · Wright-Patterson Air Force Base10 mi away
- SGH · Springfield-Beckley Municipal Airport21 mi away
- MGY · Dayton-Wright Brothers Airport22 mi away
- ILN · Wilmington Airpark40 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 DAY from USN?
The flight distance from Dayton (DAY) to Ulsan (USN) is 6,800 miles (10,944 km, 5,909 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAY to USN?
A nonstop flight takes about 13h 48m 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 Dayton and Ulsan?
Ulsan is 13 hours ahead of Dayton.
What is the cheapest way to fly from DAY to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAY–USN that never appear on search engines, with no booking fees.