Need help booking?
Unpublished phone-only deals available
USN to GLU: distance & flight time
Ulsan (Ulsan Airport) → Gelephu (Gelephu Airport)
2,358 mi
3,795 km · 2,049 nm
5h 5m
estimated nonstop flight time
—
time difference · heading west
See live USN→GLU fares Phone-only fares on this route — call free
Flight time details
2,358 miles nonstop takes roughly 5h 5m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- USN — Ulsan Airport · Ulsan, South Korea
- GLU — Gelephu Airport · Gelephu, Bhutan
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 GLU
- BUT · Bathpalathang Airport50 mi away
- COH · Cooch Behar Airport73 mi away
- PBH · Paro Airport73 mi away
- GAU · Lokpriya Gopinath Bordoloi International Airport88 mi away
Frequently asked questions
How far is USN from GLU?
The flight distance from Ulsan (USN) to Gelephu (GLU) is 2,358 miles (3,795 km, 2,049 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from USN to GLU?
A nonstop flight takes about 5h 5m 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 cheapest way to fly from USN to GLU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on USN–GLU that never appear on search engines, with no booking fees.