Melbourne, FL

What the Data Says About MLB

Melbourne, FL in Melbourne, Florida handled 31,111 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 85.7% on-time departure rate. Of those flights, 4,438 experienced delays, 310 were cancelled, and 40 were diverted. The cancellation rate works out to 1.00%, the diversion rate to 0.13%, and the average delay when departures run late is 77.4 minutes. These figures are the baseline for comparing MLB against other airports in the same state and nationally.

Breaking down what drives delays at MLB, Late Aircraft leads the pack. Late Aircraft accounts for 46.5% of total delay minutes, followed by Carrier at 31.1% and NAS (National Aviation System) at 14.7%. Weather contributes 7.6% of delay minutes at this airport, while security holds the smallest share at 0.2%. 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 MLB with a 96% on-time rate, while July is the roughest at 91.2% — a 5-point swing between best and worst month. Volume peaks in March, when average flights hit 497. The busiest route from MLB is to MLB (Melbourne), with 7,890 flights at a 86.3% on-time rate. Combine these numbers — 85.7% on-time, 77.4-minute average delay, 1.00% cancellation rate — and you have a concrete picture of departure reliability at Melbourne, FL.