Need help booking?
Unpublished phone-only deals available
OSN to DTA: distance & flight time
Osan (Osan Air Base) → Delta (Delta Municipal Airport)
5,941 mi
9,561 km · 5,162 nm
12h 7m
estimated nonstop flight time
-15h
time difference · heading northeast
See live OSN→DTA fares Phone-only fares on this route — call free
Flight time details
5,941 miles nonstop takes roughly 12h 7m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- OSN — Osan Air Base · Osan, South Korea
- DTA — Delta Municipal Airport · Delta, 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 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
Frequently asked questions
How far is OSN from DTA?
The flight distance from Osan (OSN) to Delta (DTA) 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 OSN to DTA?
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 Osan and Delta?
Delta is 15 hours behind Osan.
What is the cheapest way to fly from OSN to DTA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSN–DTA that never appear on search engines, with no booking fees.