Delay stats for Baltimore, MD: Baltimore/Washington International Thurgood Marsh per airline for period February 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
Mesa Airlines Inc.	2	100.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
Atlantic Southeast Airlines	28	85.71%	4.50%	9.11%	0.68%	0.00%	0.00%	0.00%	0.00%
US Airways Inc.	387	85.53%	2.60%	0.00%	3.65%	0.00%	6.41%	1.81%	0.00%
Southwest Airlines Co.	4 393	83.82%	3.59%	0.39%	2.09%	0.10%	8.41%	1.48%	0.14%
Delta Air Lines Inc.	337	83.38%	6.56%	0.47%	1.75%	0.00%	4.57%	3.26%	0.00%
Continental Air Lines Inc.	132	83.33%	5.90%	0.48%	5.45%	1.48%	3.36%	0.00%	0.00%
Frontier Airlines Inc.	51	82.35%	7.39%	0.00%	4.37%	0.00%	1.96%	1.96%	1.96%
AirTran Airways Corporation	974	79.57%	2.60%	0.36%	3.63%	0.00%	11.38%	2.46%	0.00%
United Air Lines Inc.	391	79.03%	6.21%	0.93%	1.85%	0.00%	9.68%	2.30%	0.00%
Northwest Airlines Inc.	218	78.44%	8.96%	0.55%	6.71%	0.46%	2.59%	2.29%	0.00%
American Airlines Inc.	374	76.20%	8.11%	1.89%	3.23%	0.00%	5.21%	5.35%	0.00%
Comair Inc.	242	71.90%	9.06%	3.14%	10.12%	0.00%	0.41%	5.37%	0.00%
American Eagle Airlines Inc.	181	69.62%	12.89%	0.56%	5.70%	0.00%	4.61%	6.63%	0.00%
Expressjet Airlines Inc.	206	67.00%	5.15%	0.57%	7.24%	0.00%	14.71%	5.34%	0.00%
Totals	7 916	81.48%	4.52%	0.60%	3.04%	0.09%	7.94%	2.25%	0.09%

DelayStats.aircraftdata.net