Christiansted, VI

What the Data Says About STX

Christiansted, VI in Christiansted, U.S. Virgin Islands handled 14,135 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 79.9% on-time departure rate. Of those flights, 2,841 experienced delays, 72 were cancelled, and 23 were diverted. The cancellation rate works out to 0.51%, the diversion rate to 0.16%, and the average delay when departures run late is 78.6 minutes. These figures are the baseline for comparing STX against other airports in the same state and nationally.

Breaking down what drives delays at STX, Late Aircraft leads the pack. Late Aircraft accounts for 48.6% of total delay minutes, followed by Carrier at 34.3% and NAS (National Aviation System) at 15.4%. Weather contributes 0.7% of delay minutes at this airport, while security holds the smallest share at 0.9%. 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 STX with a 93.6% on-time rate, while June is the roughest at 87.7% — a 6-point swing between best and worst month. Volume peaks in March, when average flights hit 246. The busiest route from STX is to STX (Christiansted), with 3,548 flights at a 78.4% on-time rate. Combine these numbers — 79.9% on-time, 78.6-minute average delay, 0.51% cancellation rate — and you have a concrete picture of departure reliability at Christiansted, VI.