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KEP to USN: distance & flight time
Nepalgunj (Nepalgunj Airport) → Ulsan (Ulsan Airport)
2,819 mi
4,536 km · 2,449 nm
6h
estimated nonstop flight time
+3.3h
time difference · heading northeast
See live KEP→USN fares Phone-only fares on this route — call free
Flight time details
2,819 miles nonstop takes roughly 6h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.3-hour time gain when reading arrival times on your ticket.
The two airports
- KEP — Nepalgunj Airport · Nepalgunj, Nepal
- 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 KEP
- SKH · Surkhet Airport33 mi away
- DNP · Tulsipur Airport38 mi away
- RUK · Rukum Chaurjahari Airport48 mi away
- DHI · Dhangarhi Airport80 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 KEP from USN?
The flight distance from Nepalgunj (KEP) to Ulsan (USN) is 2,819 miles (4,536 km, 2,449 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KEP to USN?
A nonstop flight takes about 6h 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 Nepalgunj and Ulsan?
Ulsan is 3.3 hours ahead of Nepalgunj.
What is the cheapest way to fly from KEP to USN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KEP–USN that never appear on search engines, with no booking fees.