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OSN to GDC: distance & flight time
Osan (Osan Air Base) → Greenville (Donaldson Field Airport)
7,125 mi
11,467 km · 6,192 nm
14h 26m
estimated nonstop flight time
—
time difference · heading northeast
See live OSN→GDC fares Phone-only fares on this route — call free
Flight time details
7,125 miles nonstop takes roughly 14h 26m gate to gate, flying northeast. 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
- OSN — Osan Air Base · Osan, South Korea
- GDC — Donaldson Field Airport · Greenville, United States
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 GDC
Frequently asked questions
How far is OSN from GDC?
The flight distance from Osan (OSN) to Greenville (GDC) is 7,125 miles (11,467 km, 6,192 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSN to GDC?
A nonstop flight takes about 14h 26m 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 GDC?
Nonstop service on OSN–GDC 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 14h 26m nonstop estimate.
What is the cheapest way to fly from OSN to GDC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–GDC that never appear on search engines, with no booking fees.
Why are some OSN to GDC fares phone-only?
Consolidator contracts let us sell certain OSN–GDC 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.