Need help booking?
Unpublished phone-only deals available
CDR to OSN: distance & flight time
Chadron (Chadron Municipal Airport) → Osan (Osan Air Base)
6,080 mi
9,784 km · 5,283 nm
12h 23m
estimated nonstop flight time
+15h
time difference · heading northwest
See live CDR→OSN fares Phone-only fares on this route — call free
Flight time details
6,080 miles nonstop takes roughly 12h 23m 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
- CDR — Chadron Municipal Airport · Chadron, 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 CDR
- AIA · Alliance Municipal Airport56 mi away
- BFF · Western Neb. Rgnl/William B. Heilig Airport71 mi away
- RAP · Rapid City Regional Airport83 mi away
- RCA · Ellsworth Air Force Base90 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 CDR from OSN?
The flight distance from Chadron (CDR) to Osan (OSN) is 6,080 miles (9,784 km, 5,283 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CDR to OSN?
A nonstop flight takes about 12h 23m 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 Chadron and Osan?
Osan is 15 hours ahead of Chadron.
What is the cheapest way to fly from CDR to OSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CDR–OSN that never appear on search engines, with no booking fees.