Delay stats for Philadelphia, PA: Philadelphia International 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
Expressjet Airlines Inc.	105	80.00%	2.04%	0.00%	11.06%	0.00%	5.00%	1.90%	0.00%
Mesa Airlines Inc.	37	72.97%	16.22%	0.00%	5.41%	0.00%	2.70%	2.70%	0.00%
Southwest Airlines Co.	1 943	72.67%	3.69%	2.83%	11.29%	0.03%	8.41%	0.36%	0.72%
AirTran Airways Corporation	501	68.66%	3.87%	0.26%	13.43%	0.00%	12.78%	0.20%	0.80%
Pinnacle Airlines Inc.	142	66.89%	4.96%	1.63%	15.31%	0.00%	2.75%	8.45%	0.00%
Continental Air Lines Inc.	199	63.82%	5.58%	1.95%	18.91%	0.00%	7.22%	1.01%	1.51%
Delta Air Lines Inc.	313	61.98%	6.78%	0.97%	18.91%	0.00%	9.44%	1.60%	0.32%
United Air Lines Inc.	476	60.92%	7.83%	0.67%	13.57%	0.00%	13.01%	2.73%	1.26%
Comair Inc.	176	54.55%	11.82%	7.74%	16.38%	0.00%	3.26%	4.55%	1.70%
US Airways Inc.	3 848	51.85%	10.84%	0.72%	19.73%	0.14%	12.19%	3.82%	0.73%
Northwest Airlines Inc.	378	49.74%	13.48%	5.78%	18.51%	0.00%	3.49%	8.73%	0.26%
American Airlines Inc.	509	46.36%	7.00%	4.08%	23.66%	0.03%	12.39%	5.89%	0.59%
Atlantic Southeast Airlines	16	43.81%	26.13%	2.94%	18.19%	0.00%	2.69%	6.25%	0.00%
Frontier Airlines Inc.	60	43.33%	23.72%	0.00%	25.58%	0.00%	5.70%	0.00%	1.67%
Skywest Airlines Inc.	55	23.64%	63.64%	3.64%	9.09%	0.00%	0.00%	0.00%	0.00%
Totals	8 758	58.62%	8.61%	1.77%	16.96%	0.07%	10.26%	2.99%	0.73%

DelayStats.aircraftdata.net