Need help booking?
Unpublished phone-only deals available
SNY to CPR: distance & flight time
Sidney (Sidney Municipal-Lloyd W Carr Field) → Casper (Casper-Natrona County International Airport)
218 mi
351 km · 189 nm
1h 2m
estimated nonstop flight time
Same time
time difference · heading northwest
See live SNY→CPR fares Phone-only fares on this route — call free
Flight time details
218 miles nonstop takes roughly 1h 2m 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
- SNY — Sidney Municipal-Lloyd W Carr Field · Sidney, 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 SNY
- STK · Sterling Municipal Airport37 mi away
- BFF · Western Neb. Rgnl/William B. Heilig Airport62 mi away
- AKO · Colorado Plains Regional Airport65 mi away
- AIA · Alliance Municipal Airport66 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 SNY from CPR?
The flight distance from Sidney (SNY) to Casper (CPR) is 218 miles (351 km, 189 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SNY to CPR?
A nonstop flight takes about 1h 2m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from SNY to CPR?
Nonstop service on SNY–CPR depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 2m nonstop estimate.
What is the cheapest way to fly from SNY to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SNY–CPR that never appear on search engines, with no booking fees.
Why are some SNY to CPR fares phone-only?
Consolidator contracts let us sell certain SNY–CPR tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.