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USN to OAK: distance & flight time
Ulsan (Ulsan Airport) → Oakland (Metropolitan Oakland International Airport)
5,611 mi
9,030 km · 4,876 nm
11h 28m
estimated nonstop flight time
-16h
time difference · heading northeast
See live USN→OAK fares Phone-only fares on this route — call free
Flight time details
5,611 miles nonstop takes roughly 11h 28m 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
- OAK — Metropolitan Oakland International Airport · Oakland, 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 OAK
- SFO · San Francisco International Airport11 mi away
- HWD · Hayward Executive Airport7 mi away
- NGZ · Alameda Naval Air Station7 mi away
- SQL · San Carlos Airport15 mi away
Frequently asked questions
How far is USN from OAK?
The flight distance from Ulsan (USN) to Oakland (OAK) is 5,611 miles (9,030 km, 4,876 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to OAK?
A nonstop flight takes about 11h 28m 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 Oakland?
Oakland is 16 hours behind Ulsan.
What is the cheapest way to fly from USN to OAK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–OAK that never appear on search engines, with no booking fees.