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DAY to OSN: distance & flight time
Dayton (James M Cox Dayton International Airport) → Osan (Osan Air Base)
6,760 mi
10,879 km · 5,874 nm
13h 43m
estimated nonstop flight time
+13h
time difference · heading northwest
See live DAY→OSN fares Phone-only fares on this route — call free
Flight time details
6,760 miles nonstop takes roughly 13h 43m 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
- DAY — James M Cox Dayton International Airport · Dayton, 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 DAY
- FFO · Wright-Patterson Air Force Base10 mi away
- SGH · Springfield-Beckley Municipal Airport21 mi away
- MGY · Dayton-Wright Brothers Airport22 mi away
- ILN · Wilmington Airpark40 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 DAY from OSN?
The flight distance from Dayton (DAY) to Osan (OSN) is 6,760 miles (10,879 km, 5,874 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DAY to OSN?
A nonstop flight takes about 13h 43m 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 Dayton and Osan?
Osan is 13 hours ahead of Dayton.
What is the cheapest way to fly from DAY to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DAY–OSN that never appear on search engines, with no booking fees.