Marquette, MI

What the Data Says About MQT

Marquette, MI in Marquette, Michigan handled 12,906 flights in the Bureau of Transportation Statistics dataset between 2020 and 2025, posting a 83.1% on-time departure rate. Of those flights, 2,184 experienced delays, 159 were cancelled, and 7 were diverted. The cancellation rate works out to 1.23%, the diversion rate to 0.05%, and the average delay when departures run late is 114.0 minutes. These figures are the baseline for comparing MQT against other airports in the same state and nationally.

Breaking down what drives delays at MQT, Carrier leads the pack. Carrier accounts for 41.8% of total delay minutes, followed by Weather at 31.4% and Late Aircraft at 15.4%. Weather contributes 31.4% 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, May runs the cleanest at MQT with a 95.1% on-time rate, while December is the roughest at 89% — a 6-point swing between best and worst month. Volume peaks in August, when average flights hit 219. The busiest route from MQT is to DTW (Detroit), with 2,485 flights at a 84.5% on-time rate. Combine these numbers — 83.1% on-time, 114.0-minute average delay, 1.23% cancellation rate — and you have a concrete picture of departure reliability at Marquette, MI.