Tulsa, OK

What the Data Says About TUL

Tulsa, OK in Tulsa, Oklahoma handled 182,147 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 82.9% on-time departure rate. Of those flights, 31,121 experienced delays, 2,051 were cancelled, and 189 were diverted. The cancellation rate works out to 1.13%, the diversion rate to 0.10%, and the average delay when departures run late is 74.1 minutes. These figures are the baseline for comparing TUL against other airports in the same state and nationally.

Breaking down what drives delays at TUL, Late Aircraft leads the pack. Late Aircraft accounts for 39.7% of total delay minutes, followed by Carrier at 34.5% and NAS (National Aviation System) at 17.2%. Weather contributes 8.5% 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, November runs the cleanest at TUL with a 94.3% on-time rate, while June is the roughest at 90.1% — a 4-point swing between best and worst month. Volume peaks in July, when average flights hit 2,767. The busiest route from TUL is to TUL (Tulsa), with 16,314 flights at a 77.5% on-time rate. Combine these numbers — 82.9% on-time, 74.1-minute average delay, 1.13% cancellation rate — and you have a concrete picture of departure reliability at Tulsa, OK.