Delay stats for Detroit, MI: Detroit Metro Wayne County per airline for period July 2003

Airline	Total flights	On time	Delay by air carrier	Delay by weather	Delay by national aviation system	Delay by security	Delay by aircraft arriving late	Cancelled	Diverted
Northwest Airlines Inc.	9 548	85.45%	2.95%	1.16%	5.82%	0.05%	2.90%	1.53%	0.14%
United Air Lines Inc.	338	81.36%	4.57%	0.34%	5.48%	0.00%	6.78%	1.48%	0.00%
Continental Air Lines Inc.	262	80.91%	2.79%	0.84%	12.25%	0.00%	2.44%	0.76%	0.00%
Expressjet Airlines Inc.	163	77.30%	6.23%	0.55%	10.44%	0.00%	4.26%	1.23%	0.00%
Southwest Airlines Co.	481	74.64%	6.38%	1.17%	4.20%	0.06%	11.26%	0.62%	1.66%
American Airlines Inc.	595	74.12%	7.93%	2.73%	7.66%	0.00%	7.23%	0.34%	0.00%
Independence Air	155	69.67%	13.59%	3.39%	7.82%	0.00%	1.65%	3.87%	0.00%
America West Airlines Inc.	155	67.74%	17.61%	0.00%	11.90%	0.00%	2.76%	0.00%	0.00%
US Airways Inc.	86	67.45%	9.33%	2.30%	7.95%	0.00%	11.80%	1.16%	0.00%
Delta Air Lines Inc.	208	65.87%	7.18%	0.30%	19.26%	0.00%	5.94%	0.96%	0.48%
American Eagle Airlines Inc.	139	65.47%	6.75%	0.14%	17.37%	0.00%	6.68%	3.60%	0.00%
Atlantic Southeast Airlines	62	53.23%	5.05%	0.00%	40.11%	0.00%	0.00%	1.61%	0.00%
Totals	12 192	82.87%	3.91%	1.19%	6.69%	0.04%	3.69%	1.44%	0.18%

DelayStats.aircraftdata.net