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USN to RIV: distance & flight time
Ulsan (Ulsan Airport) → Riverside (March ARB Airport)
5,995 mi
9,648 km · 5,209 nm
12h 13m
estimated nonstop flight time
-16h
time difference · heading northeast
See live USN→RIV fares Phone-only fares on this route — call free
Flight time details
5,995 miles nonstop takes roughly 12h 13m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- RIV — March ARB Airport · Riverside, 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 RIV
- RAL · Riverside Municipal Airport12 mi away
- SBD · San Bernardino International Airport15 mi away
- RBK · French Valley Airport22 mi away
- ONT · Ontario International Airport23 mi away
Frequently asked questions
How far is USN from RIV?
The flight distance from Ulsan (USN) to Riverside (RIV) is 5,995 miles (9,648 km, 5,209 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to RIV?
A nonstop flight takes about 12h 13m 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 Riverside?
Riverside is 16 hours behind Ulsan.
What is the cheapest way to fly from USN to RIV?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–RIV that never appear on search engines, with no booking fees.