Delay stats for Baltimore, MD: Baltimore/Washington International Thurgood Marsh per airline for period February 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
Continental Air Lines Inc.	127	85.82%	4.02%	0.00%	5.61%	0.00%	3.76%	0.79%	0.00%
Delta Air Lines Inc.	287	80.14%	6.22%	0.95%	4.89%	0.00%	3.97%	3.83%	0.00%
Southwest Airlines Co.	4 620	79.94%	3.63%	0.38%	2.87%	0.13%	8.23%	4.42%	0.41%
Mesa Airlines Inc.	40	77.50%	12.50%	0.00%	2.50%	0.00%	2.50%	5.00%	0.00%
Atlantic Southeast Airlines	8	75.00%	20.88%	0.00%	4.13%	0.00%	0.00%	0.00%	0.00%
Pinnacle Airlines Inc.	52	75.00%	9.17%	0.00%	0.60%	0.00%	13.31%	1.92%	0.00%
AirTran Airways Corporation	932	72.53%	4.63%	0.88%	5.64%	0.00%	13.31%	2.90%	0.11%
American Airlines Inc.	299	72.24%	9.23%	1.45%	1.63%	0.00%	7.76%	7.69%	0.00%
United Air Lines Inc.	409	61.12%	9.78%	1.07%	6.19%	0.00%	13.28%	8.31%	0.24%
Expressjet Airlines Inc.	212	59.90%	7.29%	1.42%	9.67%	0.00%	14.64%	7.08%	0.00%
US Airways Inc.	344	55.23%	15.18%	0.22%	13.01%	0.00%	12.30%	4.07%	0.00%
Northwest Airlines Inc.	265	54.34%	17.63%	0.38%	15.39%	0.00%	6.22%	6.04%	0.00%
Comair Inc.	273	45.79%	18.60%	7.27%	12.19%	0.37%	0.77%	15.02%	0.00%
American Eagle Airlines Inc.	140	38.57%	11.94%	6.17%	10.72%	0.00%	21.88%	10.71%	0.00%
Totals	8 008	73.55%	6.18%	0.88%	4.90%	0.09%	9.10%	5.04%	0.26%

DelayStats.aircraftdata.net