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CUH to OSN: distance & flight time
Cushing (Cushing Municipal Airport) → Osan (Osan Air Base)
6,663 mi
10,723 km · 5,790 nm
13h 32m
estimated nonstop flight time
+14h
time difference · heading northwest
See live CUH→OSN fares Phone-only fares on this route — call free
Flight time details
6,663 miles nonstop takes roughly 13h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- CUH — Cushing Municipal Airport · Cushing, 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 CUH
- SWO · Stillwater Regional Airport23 mi away
- RVS · Richard Lloyd Jones Jr Airport45 mi away
- OKM · Okmulgee Regional Airport50 mi away
- TIK · Tinker Air Force Base51 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 CUH from OSN?
The flight distance from Cushing (CUH) to Osan (OSN) is 6,663 miles (10,723 km, 5,790 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CUH to OSN?
A nonstop flight takes about 13h 32m 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 Cushing and Osan?
Osan is 14 hours ahead of Cushing.
What is the cheapest way to fly from CUH to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CUH–OSN that never appear on search engines, with no booking fees.