Delay stats for Detroit, MI: Detroit Metro Wayne County per airline for period June 2007

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
Pinnacle Airlines Inc.	4 201	77.77%	4.64%	1.05%	6.52%	0.08%	7.37%	2.31%	0.26%
Skywest Airlines Inc.	57	75.44%	15.79%	0.00%	1.75%	0.00%	3.51%	3.51%	0.00%
Southwest Airlines Co.	646	73.37%	8.23%	1.43%	3.92%	0.08%	12.35%	0.31%	0.31%
AirTran Airways Corporation	186	72.04%	9.35%	0.41%	6.16%	0.00%	10.96%	0.54%	0.54%
Continental Air Lines Inc.	175	68.57%	8.25%	2.01%	11.63%	0.29%	8.11%	1.14%	0.00%
Northwest Airlines Inc.	7 841	67.25%	6.19%	0.96%	10.21%	0.12%	8.22%	6.89%	0.17%
Delta Air Lines Inc.	174	63.80%	9.21%	1.34%	12.30%	0.00%	11.06%	1.72%	0.57%
United Air Lines Inc.	195	61.03%	7.37%	1.34%	9.95%	0.00%	19.29%	1.03%	0.00%
Comair Inc.	248	60.49%	12.65%	7.76%	11.72%	0.00%	2.15%	5.24%	0.00%
Frontier Airlines Inc.	106	60.37%	16.28%	0.68%	18.22%	0.00%	3.51%	0.94%	0.00%
Atlantic Southeast Airlines	68	58.81%	17.90%	5.72%	3.46%	0.00%	2.35%	11.76%	0.00%
Expressjet Airlines Inc.	196	58.16%	8.18%	2.08%	9.28%	0.00%	12.61%	9.18%	0.51%
Mesa Airlines Inc.	204	56.86%	18.63%	3.43%	6.86%	0.00%	7.35%	6.86%	0.00%
US Airways Inc.	224	56.70%	18.14%	0.33%	14.00%	0.17%	8.87%	1.79%	0.00%
American Eagle Airlines Inc.	226	52.65%	10.07%	0.86%	12.27%	0.00%	12.21%	11.95%	0.00%
American Airlines Inc.	319	49.84%	8.47%	5.66%	14.38%	0.00%	18.82%	2.82%	0.00%
Totals	15 066	69.23%	6.71%	1.28%	9.04%	0.09%	8.53%	4.93%	0.19%

DelayStats.aircraftdata.net