Delay stats for Detroit, MI: Detroit Metro Wayne County per airline for period April 2006

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
AirTran Airways Corporation	210	88.57%	5.17%	0.00%	1.20%	0.00%	4.59%	0.00%	0.48%
US Airways Inc.	240	87.50%	5.77%	0.42%	2.59%	0.00%	3.73%	0.00%	0.00%
Northwest Airlines Inc.	7 631	85.62%	4.20%	0.56%	5.10%	0.03%	3.81%	0.62%	0.05%
Delta Air Lines Inc.	170	85.29%	3.89%	0.73%	4.29%	0.00%	3.44%	2.35%	0.00%
Comair Inc.	196	84.18%	4.57%	2.20%	8.03%	0.00%	0.00%	1.02%	0.00%
Frontier Airlines Inc.	63	84.11%	5.63%	1.59%	8.37%	0.00%	0.30%	0.00%	0.00%
Continental Air Lines Inc.	172	81.98%	7.34%	1.08%	4.85%	0.69%	4.06%	0.00%	0.00%
American Airlines Inc.	330	80.61%	4.75%	0.67%	5.32%	0.00%	8.35%	0.30%	0.00%
United Air Lines Inc.	206	75.24%	7.82%	0.00%	3.91%	0.00%	10.12%	2.91%	0.00%
Mesa Airlines Inc.	121	74.38%	13.22%	0.83%	4.13%	0.00%	5.79%	1.65%	0.00%
Southwest Airlines Co.	448	72.77%	7.73%	0.80%	4.41%	0.00%	14.29%	0.00%	0.00%
American Eagle Airlines Inc.	195	70.77%	8.85%	0.02%	8.10%	0.00%	9.19%	3.08%	0.00%
Skywest Airlines Inc.	86	66.28%	12.79%	0.00%	0.00%	0.00%	15.12%	5.81%	0.00%
Expressjet Airlines Inc.	213	64.79%	6.00%	0.21%	12.08%	0.00%	14.57%	2.35%	0.00%
Atlantic Southeast Airlines	34	52.94%	18.94%	7.79%	14.44%	0.00%	0.00%	2.94%	2.94%
Totals	10 315	83.59%	4.91%	0.60%	5.15%	0.04%	4.89%	0.77%	0.06%

DelayStats.aircraftdata.net