Need help booking?
Unpublished phone-only deals available
YXU to USN: distance & flight time
London (London Airport) → Ulsan (Ulsan Airport)
6,674 mi
10,741 km · 5,800 nm
13h 33m
estimated nonstop flight time
+13h
time difference · heading northwest
See live YXU→USN fares Phone-only fares on this route — call free
Flight time details
6,674 miles nonstop takes roughly 13h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- YXU — London Airport · London, Canada
- 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 YXU
- YQS · St Thomas Municipal Airport18 mi away
- YCE · Centralia / James T. Field Memorial Aerodrome25 mi away
- YYZ · Lester B. Pearson International Airport88 mi away
- YKF · Waterloo Airport49 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 YXU from USN?
The flight distance from London (YXU) to Ulsan (USN) is 6,674 miles (10,741 km, 5,800 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YXU to USN?
A nonstop flight takes about 13h 33m 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 London and Ulsan?
Ulsan is 13 hours ahead of London.
What is the cheapest way to fly from YXU to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YXU–USN that never appear on search engines, with no booking fees.