Petersburg, AK

What the Data Says About PSG

Petersburg, AK in Petersburg, Alaska handled 8,696 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 85.4% on-time departure rate. Of those flights, 1,269 experienced delays, 105 were cancelled, and 27 were diverted. The cancellation rate works out to 1.21%, the diversion rate to 0.31%, and the average delay when departures run late is 64.8 minutes. These figures are the baseline for comparing PSG against other airports in the same state and nationally.

Breaking down what drives delays at PSG, Late Aircraft leads the pack. Late Aircraft accounts for 76.3% of total delay minutes, followed by NAS (National Aviation System) at 11.2% and Carrier at 9.8%. Weather contributes 2.0% of delay minutes at this airport, while security holds the smallest share at 0.7%. Travelers often overestimate the weather share; the BTS categorization shows late-arriving aircraft and carrier operations as the larger contributors.

Seasonally, April runs the cleanest at PSG with a 95.7% on-time rate, while December is the roughest at 90.1% — a 6-point swing between best and worst month. Volume peaks in October, when average flights hit 124. The busiest route from PSG is to PSG (Petersburg), with 1,830 flights at a 83.5% on-time rate. Combine these numbers — 85.4% on-time, 64.8-minute average delay, 1.21% cancellation rate — and you have a concrete picture of departure reliability at Petersburg, AK.