Most delayed flights from MQT: every route ranked

2 regularly flown nonstop routes from Marquette Sawyer Regional Airport, worst on-time record first (Aug 2025 – Jul 2026). Routes with fewer than 360 flights in the period are listed separately.

#	Destination	On time	Cancelled	Avg delay	Airlines	Flights
1	MQT → ORD Chicago, IL	73%	5.0%	35 min	1	744
2	MQT → DTW Detroit, MI	80%	6.0%	30 min	1	364

Less frequent routes

Too few flights for a reliable ranking.

MQT → MSP (Minneapolis) 324 flts

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.