Tallahassee, FL

What the Data Says About TLH

Tallahassee, FL in Tallahassee, Florida handled 60,451 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 84.7% on-time departure rate. Of those flights, 9,219 experienced delays, 650 were cancelled, and 57 were diverted. The cancellation rate works out to 1.08%, the diversion rate to 0.09%, and the average delay when departures run late is 76.8 minutes. These figures are the baseline for comparing TLH against other airports in the same state and nationally.

Breaking down what drives delays at TLH, Late Aircraft leads the pack. Late Aircraft accounts for 39.6% of total delay minutes, followed by Carrier at 37.2% and NAS (National Aviation System) at 13.5%. Weather contributes 9.3% of delay minutes at this airport, while security holds the smallest share at 0.3%. 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 TLH with a 95.1% on-time rate, while June is the roughest at 90.6% — a 5-point swing between best and worst month. Volume peaks in March, when average flights hit 939. The busiest route from TLH is to TLH (Tallahassee), with 10,423 flights at a 86.8% on-time rate. Combine these numbers — 84.7% on-time, 76.8-minute average delay, 1.08% cancellation rate — and you have a concrete picture of departure reliability at Tallahassee, FL.