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ILM to OSN: distance & flight time
Wilmington (Wilmington International Airport) → Osan (Osan Air Base)
7,252 mi
11,671 km · 6,302 nm
14h 41m
estimated nonstop flight time
+13h
time difference · heading north
See live ILM→OSN fares Phone-only fares on this route — call free
Flight time details
7,252 miles nonstop takes roughly 14h 41m gate to gate, flying north. 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
- ILM — Wilmington International Airport · Wilmington, United States
- OSN — Osan Air Base · Osan, 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 ILM
- OAJ · Albert J Ellis Airport42 mi away
- CRE · Grand Strand Airport57 mi away
- LBT · Lumberton Regional Airport70 mi away
- MYR · Myrtle Beach International Airport72 mi away
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
Frequently asked questions
How far is ILM from OSN?
The flight distance from Wilmington (ILM) to Osan (OSN) is 7,252 miles (11,671 km, 6,302 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ILM to OSN?
A nonstop flight takes about 14h 41m 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 Wilmington and Osan?
Osan is 13 hours ahead of Wilmington.
What is the cheapest way to fly from ILM to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ILM–OSN that never appear on search engines, with no booking fees.