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USN to RCA: distance & flight time
Ulsan (Ulsan Airport) → Rapid City (Ellsworth Air Force Base)
6,021 mi
9,690 km · 5,232 nm
12h 16m
estimated nonstop flight time
-15h
time difference · heading northeast
See live USN→RCA fares Phone-only fares on this route — call free
Flight time details
6,021 miles nonstop takes roughly 12h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- RCA — Ellsworth Air Force Base · Rapid City, 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 RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 mi away
Frequently asked questions
How far is USN from RCA?
The flight distance from Ulsan (USN) to Rapid City (RCA) is 6,021 miles (9,690 km, 5,232 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to RCA?
A nonstop flight takes about 12h 16m 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 Rapid City?
Rapid City is 15 hours behind Ulsan.
What is the cheapest way to fly from USN to RCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–RCA that never appear on search engines, with no booking fees.