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CPR to HMY: distance & flight time
Casper (Casper-Natrona County International Airport) → Seosan (Seosan Air Base)
6,008 mi
9,669 km · 5,221 nm
12h 15m
estimated nonstop flight time
—
time difference · heading northwest
See live CPR→HMY fares Phone-only fares on this route — call free
Flight time details
6,008 miles nonstop takes roughly 12h 15m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CPR — Casper-Natrona County International Airport · Casper, United States
- HMY — Seosan Air Base · Seosan, 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 CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Near HMY
- ICN · Incheon International Airport53 mi away
- OSN · Osan Air Base40 mi away
- SWU · Suwon Airport47 mi away
- KUV · Kunsan Air Base56 mi away
Frequently asked questions
How far is CPR from HMY?
The flight distance from Casper (CPR) to Seosan (HMY) is 6,008 miles (9,669 km, 5,221 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to HMY?
A nonstop flight takes about 12h 15m 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 cheapest way to fly from CPR to HMY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–HMY that never appear on search engines, with no booking fees.