Baton Rouge, LA

What the Data Says About BTR

Baton Rouge, LA in Baton Rouge, Louisiana handled 53,837 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 84.2% on-time departure rate. Of those flights, 8,495 experienced delays, 705 were cancelled, and 62 were diverted. The cancellation rate works out to 1.31%, the diversion rate to 0.12%, and the average delay when departures run late is 83.5 minutes. These figures are the baseline for comparing BTR against other airports in the same state and nationally.

Breaking down what drives delays at BTR, Late Aircraft leads the pack. Late Aircraft accounts for 37.8% of total delay minutes, followed by Carrier at 37.0% and NAS (National Aviation System) at 12.7%. Weather contributes 12.3% of delay minutes at this airport, while security holds the smallest share at 0.1%. 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 BTR with a 94.6% on-time rate, while June is the roughest at 90.6% — a 4-point swing between best and worst month. Volume peaks in October, when average flights hit 805. The busiest route from BTR is to BTR (Baton Rouge), with 10,586 flights at a 81.3% on-time rate. Combine these numbers — 84.2% on-time, 83.5-minute average delay, 1.31% cancellation rate — and you have a concrete picture of departure reliability at Baton Rouge, LA.