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USN to BIL: distance & flight time
Ulsan (Ulsan Airport) → Billings (Billings Logan International Airport)
5,758 mi
9,266 km · 5,003 nm
11h 45m
estimated nonstop flight time
-15h
time difference · heading northeast
See live USN→BIL fares Phone-only fares on this route — call free
Flight time details
5,758 miles nonstop takes roughly 11h 45m 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
- BIL — Billings Logan International Airport · Billings, 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 BIL
- COD · Yellowstone Regional Airport92 mi away
- LVM · Mission Field92 mi away
- LWT · Lewistown Municipal Airport96 mi away
- SHR · Sheridan County Airport105 mi away
Frequently asked questions
How far is USN from BIL?
The flight distance from Ulsan (USN) to Billings (BIL) is 5,758 miles (9,266 km, 5,003 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to BIL?
A nonstop flight takes about 11h 45m 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 Billings?
Billings is 15 hours behind Ulsan.
What is the cheapest way to fly from USN to BIL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–BIL that never appear on search engines, with no booking fees.