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IRB to CPR: distance & flight time
Iraan (Iraan Municipal Airport) → Casper (Casper-Natrona County International Airport)
867 mi
1,395 km · 753 nm
2h 21m
estimated nonstop flight time
-1h
time difference · heading north
See live IRB→CPR fares Phone-only fares on this route — call free
Flight time details
867 miles nonstop takes roughly 2h 21m gate to gate, flying north. 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
- IRB — Iraan Municipal Airport · Iraan, 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 IRB
- OZA · Ozona Municipal Airport43 mi away
- FST · Fort Stockton Pecos County Airport61 mi away
- MAF · Midland International Airport74 mi away
- SJT · San Angelo Regional Mathis Field88 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 IRB from CPR?
The flight distance from Iraan (IRB) to Casper (CPR) is 867 miles (1,395 km, 753 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IRB to CPR?
A nonstop flight takes about 2h 21m 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 Iraan and Casper?
Casper is 1 hour behind Iraan.
What is the cheapest way to fly from IRB to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IRB–CPR that never appear on search engines, with no booking fees.