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DTA to OSN: distance & flight time
Delta (Delta Municipal Airport) → Osan (Osan Air Base)
5,941 mi
9,561 km · 5,162 nm
12h 7m
estimated nonstop flight time
+15h
time difference · heading northwest
See live DTA→OSN fares Phone-only fares on this route — call free
Flight time details
5,941 miles nonstop takes roughly 12h 7m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- DTA — Delta Municipal Airport · Delta, 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 DTA
- PVU · Provo Municipal Airport71 mi away
- PUC · Carbon County Regional/Buck Davis Field95 mi away
- SLC · Salt Lake City International Airport101 mi away
- BCE · Bryce Canyon Airport117 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 DTA from OSN?
The flight distance from Delta (DTA) to Osan (OSN) is 5,941 miles (9,561 km, 5,162 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DTA to OSN?
A nonstop flight takes about 12h 7m 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 Delta and Osan?
Osan is 15 hours ahead of Delta.
What is the cheapest way to fly from DTA to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DTA–OSN that never appear on search engines, with no booking fees.