Need help booking?
Unpublished phone-only deals available
HIO to CPR: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Casper (Casper-Natrona County International Airport)
835 mi
1,343 km · 725 nm
2h 17m
estimated nonstop flight time
+1h
time difference · heading east
See live HIO→CPR fares Phone-only fares on this route — call free
Flight time details
835 miles nonstop takes roughly 2h 17m gate to gate, flying east. 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
- HIO — Portland Hillsboro Airport · Hillsboro, 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 HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 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 HIO from CPR?
The flight distance from Hillsboro (HIO) to Casper (CPR) is 835 miles (1,343 km, 725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to CPR?
A nonstop flight takes about 2h 17m 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 Hillsboro and Casper?
Casper is 1 hour ahead of Hillsboro.
What is the cheapest way to fly from HIO to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–CPR that never appear on search engines, with no booking fees.