Most delayed flights from MBS: every route ranked

2 regularly flown nonstop routes from MBS International 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	MBS → ORD Chicago, IL	68%	3.2%	36 min	1	1,006
2	MBS → DTW Detroit, MI	81%	0.9%	22 min	1	1,055

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.