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BEX to USN: distance & flight time
Benson (RAF Benson) → Ulsan (Ulsan Airport)
5,708 mi
9,186 km · 4,960 nm
11h 39m
estimated nonstop flight time
+8h
time difference · heading northeast
See live BEX→USN fares Phone-only fares on this route — call free
Flight time details
5,708 miles nonstop takes roughly 11h 39m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- BEX — RAF Benson · Benson, United Kingdom
- USN — Ulsan Airport · Ulsan, South Korea
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 BEX
- LHR · London Heathrow Airport29 mi away
- LGW · London Gatwick Airport51 mi away
- HYC · Wycombe Air Park12 mi away
- OXF · Oxford (Kidlington) Airport18 mi away
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
Frequently asked questions
How far is BEX from USN?
The flight distance from Benson (BEX) to Ulsan (USN) is 5,708 miles (9,186 km, 4,960 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BEX to USN?
A nonstop flight takes about 11h 39m 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 Benson and Ulsan?
Ulsan is 8 hours ahead of Benson.
What is the cheapest way to fly from BEX to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BEX–USN that never appear on search engines, with no booking fees.