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OSN to LUA: distance & flight time
Osan (Osan Air Base) → Lukla (Lukla Airport)
2,420 mi
3,894 km · 2,103 nm
5h 13m
estimated nonstop flight time
-3.2h
time difference · heading west
See live OSN→LUA fares Phone-only fares on this route — call free
Flight time details
2,420 miles nonstop takes roughly 5h 13m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.2-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- LUA — Lukla Airport · Lukla, Nepal
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 OSN
- ICN · Incheon International Airport41 mi away
- SWU · Suwon Airport10 mi away
- SSN · Seoul Air Base (K-16)25 mi away
- GMP · Gimpo International Airport35 mi away
Near LUA
- SYH · Syangboche Airport9 mi away
- PPL · Phaplu Airport15 mi away
- RUM · Rumjatar Airport29 mi away
- LDN · Lamidanda Airport30 mi away
Frequently asked questions
How far is OSN from LUA?
The flight distance from Osan (OSN) to Lukla (LUA) is 2,420 miles (3,894 km, 2,103 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to LUA?
A nonstop flight takes about 5h 13m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from OSN to LUA?
Nonstop service on OSN–LUA depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 5h 13m nonstop estimate.
What is the time difference between Osan and Lukla?
Lukla is 3.2 hours behind Osan.
What is the cheapest way to fly from OSN to LUA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–LUA that never appear on search engines, with no booking fees.
Why are some OSN to LUA fares phone-only?
Consolidator contracts let us sell certain OSN–LUA tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.