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RCA to CPR: distance & flight time
Rapid City (Ellsworth Air Force Base) → Casper (Casper-Natrona County International Airport)
189 mi
304 km · 164 nm
58m
estimated nonstop flight time
Same time
time difference · heading southwest
See live RCA→CPR fares Phone-only fares on this route — call free
Flight time details
189 miles nonstop takes roughly 58m gate to gate, flying southwest. 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
- RCA — Ellsworth Air Force Base · Rapid City, United States
- CPR — Casper-Natrona County International Airport · Casper, 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 RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 mi away
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
Frequently asked questions
How far is RCA from CPR?
The flight distance from Rapid City (RCA) to Casper (CPR) is 189 miles (304 km, 164 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to CPR?
A nonstop flight takes about 58m 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 RCA to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–CPR that never appear on search engines, with no booking fees.