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AHN to OSN: distance & flight time
Athens (Athens Ben Epps Airport) → Osan (Osan Air Base)
7,154 mi
11,514 km · 6,217 nm
14h 30m
estimated nonstop flight time
+13h
time difference · heading northwest
See live AHN→OSN fares Phone-only fares on this route — call free
Flight time details
7,154 miles nonstop takes roughly 14h 30m gate to gate, flying northwest. 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
- AHN — Athens Ben Epps Airport · Athens, 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 AHN
- WDR · Barrow County Airport20 mi away
- ATL · Hartsfield Jackson Atlanta International Airport67 mi away
- GVL · Lee Gilmer Memorial Airport36 mi away
- LZU · Gwinnett County Briscoe Field37 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 AHN from OSN?
The flight distance from Athens (AHN) to Osan (OSN) is 7,154 miles (11,514 km, 6,217 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AHN to OSN?
A nonstop flight takes about 14h 30m 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 Athens and Osan?
Osan is 13 hours ahead of Athens.
What is the cheapest way to fly from AHN to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AHN–OSN that never appear on search engines, with no booking fees.