Sheridan, WY

What the Data Says About SHR

Sheridan, WY in Sheridan, Wyoming handled 7,839 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 86.6% on-time departure rate. Of those flights, 1,048 experienced delays, 76 were cancelled, and 23 were diverted. The cancellation rate works out to 0.97%, the diversion rate to 0.29%, and the average delay when departures run late is 109.4 minutes. These figures are the baseline for comparing SHR against other airports in the same state and nationally.

Breaking down what drives delays at SHR, Carrier leads the pack. Carrier accounts for 54.7% of total delay minutes, followed by Late Aircraft at 20.3% and NAS (National Aviation System) at 15.6%. Weather contributes 9.0% of delay minutes at this airport, while security holds the smallest share at 0.4%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.

Seasonally, September runs the cleanest at SHR with a 96.1% on-time rate, while February is the roughest at 90.9% — a 5-point swing between best and worst month. Volume peaks in August, when average flights hit 121. The busiest route from SHR is to SHR (Sheridan), with 3,669 flights at a 84.8% on-time rate. Combine these numbers — 86.6% on-time, 109.4-minute average delay, 0.97% cancellation rate — and you have a concrete picture of departure reliability at Sheridan, WY.