Need help booking?
Unpublished phone-only deals available
USN to DPA: distance & flight time
Ulsan (Ulsan Airport) → West Chicago (Dupage Airport)
6,578 mi
10,586 km · 5,716 nm
13h 22m
estimated nonstop flight time
-14h
time difference · heading northeast
See live USN→DPA fares Phone-only fares on this route — call free
Flight time details
6,578 miles nonstop takes roughly 13h 22m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- DPA — Dupage Airport · West Chicago, United States
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 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
Near DPA
- ORD · Chicago O'Hare International Airport18 mi away
- LOT · Lewis University Airport22 mi away
- PWK · Chicago Executive Airport23 mi away
- MDW · Chicago Midway International Airport27 mi away
Frequently asked questions
How far is USN from DPA?
The flight distance from Ulsan (USN) to West Chicago (DPA) is 6,578 miles (10,586 km, 5,716 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to DPA?
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 Ulsan and West Chicago?
West Chicago is 14 hours behind Ulsan.
What is the cheapest way to fly from USN to DPA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–DPA that never appear on search engines, with no booking fees.