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CPR to FSI: distance & flight time
Casper (Casper-Natrona County International Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
716 mi
1,153 km · 622 nm
2h 1m
estimated nonstop flight time
+1h
time difference · heading southeast
See live CPR→FSI fares Phone-only fares on this route — call free
Flight time details
716 miles nonstop takes roughly 2h 1m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- CPR — Casper-Natrona County International Airport · Casper, United States
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 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 FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is CPR from FSI?
The flight distance from Casper (CPR) to Fort Sill (FSI) is 716 miles (1,153 km, 622 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to FSI?
A nonstop flight takes about 2h 1m 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 Casper and Fort Sill?
Fort Sill is 1 hour ahead of Casper.
What is the cheapest way to fly from CPR to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–FSI that never appear on search engines, with no booking fees.