Casper, WY

What the Data Says About CPR

Casper, WY in Casper, Wyoming handled 20,592 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 83.5% on-time departure rate. Of those flights, 3,393 experienced delays, 214 were cancelled, and 19 were diverted. The cancellation rate works out to 1.04%, the diversion rate to 0.09%, and the average delay when departures run late is 89.2 minutes. These figures are the baseline for comparing CPR against other airports in the same state and nationally.

Breaking down what drives delays at CPR, Carrier leads the pack. Carrier accounts for 47.2% of total delay minutes, followed by Late Aircraft at 21.0% and NAS (National Aviation System) at 17.2%. Weather contributes 14.6% of delay minutes at this airport, while security holds the smallest share at 0.0%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.

Seasonally, November runs the cleanest at CPR with a 94.7% on-time rate, while June is the roughest at 88.7% — a 6-point swing between best and worst month. Volume peaks in August, when average flights hit 360. The busiest route from CPR is to CPR (Casper), with 7,882 flights at a 79.3% on-time rate. Combine these numbers — 83.5% on-time, 89.2-minute average delay, 1.04% cancellation rate — and you have a concrete picture of departure reliability at Casper, WY.