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CPR to PDX: distance & flight time
Casper (Casper-Natrona County International Airport) → Portland (Portland International Airport)
818 mi
1,317 km · 711 nm
2h 15m
estimated nonstop flight time
-1h
time difference · heading west
See live CPR→PDX fares Phone-only fares on this route — call free
Flight time details
818 miles nonstop takes roughly 2h 15m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- CPR — Casper-Natrona County International Airport · Casper, United States
- PDX — Portland International Airport · Portland, 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 PDX
- TTD · Portland Troutdale Airport10 mi away
- HIO · Portland Hillsboro Airport17 mi away
- KLS · Southwest Washington Regional Airport39 mi away
- SLE · Salem Municipal Airport/McNary Field51 mi away
Frequently asked questions
How far is CPR from PDX?
The flight distance from Casper (CPR) to Portland (PDX) is 818 miles (1,317 km, 711 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to PDX?
A nonstop flight takes about 2h 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 time difference between Casper and Portland?
Portland is 1 hour behind Casper.
What is the cheapest way to fly from CPR to PDX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–PDX that never appear on search engines, with no booking fees.