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HEI to USN: distance & flight time
Büsum (Heide-Büsum Airport) → Ulsan (Ulsan Airport)
5,298 mi
8,526 km · 4,604 nm
10h 51m
estimated nonstop flight time
+7h
time difference · heading northeast
See live HEI→USN fares Phone-only fares on this route — call free
Flight time details
5,298 miles nonstop takes roughly 10h 51m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- HEI — Heide-Büsum Airport · Büsum, Germany
- 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 HEI
- PSH · St. Peter-Ording Airport14 mi away
- FCN · Nordholz Naval Airbase28 mi away
- WBG · Schleswig Air Base33 mi away
- HGL · Helgoland-Düne Airport40 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 HEI from USN?
The flight distance from Büsum (HEI) to Ulsan (USN) is 5,298 miles (8,526 km, 4,604 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEI to USN?
A nonstop flight takes about 10h 51m 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 Büsum and Ulsan?
Ulsan is 7 hours ahead of Büsum.
What is the cheapest way to fly from HEI to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEI–USN that never appear on search engines, with no booking fees.