Delay stats for Boston, MA: Logan International per airline for period June 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
Alaska Airlines Inc.	60	71.68%	5.25%	0.00%	21.67%	0.00%	1.40%	0.00%	0.00%
Expressjet Airlines Inc.	35	68.57%	6.69%	3.31%	16.74%	0.00%	4.69%	0.00%	0.00%
JetBlue Airways	1 153	66.52%	4.83%	0.84%	18.80%	0.07%	8.67%	0.26%	0.00%
Delta Air Lines Inc.	1 300	66.00%	4.27%	0.61%	18.90%	0.00%	7.14%	2.69%	0.38%
AirTran Airways Corporation	812	61.95%	3.80%	0.22%	21.07%	0.00%	11.99%	0.74%	0.25%
American Airlines Inc.	1 126	60.75%	6.63%	1.05%	24.35%	0.00%	6.51%	0.53%	0.18%
US Airways Inc.	1 765	60.28%	5.70%	0.85%	19.16%	0.01%	11.17%	2.78%	0.06%
Northwest Airlines Inc.	379	59.10%	10.46%	10.45%	14.31%	0.00%	4.63%	1.06%	0.00%
Comair Inc.	1 065	57.93%	8.95%	6.30%	19.66%	0.02%	0.74%	6.20%	0.19%
United Air Lines Inc.	928	57.11%	6.92%	0.31%	22.52%	0.10%	9.81%	3.02%	0.22%
American Eagle Airlines Inc.	1 362	52.64%	7.10%	1.09%	16.10%	0.00%	13.90%	9.03%	0.15%
Continental Air Lines Inc.	579	51.12%	6.73%	1.83%	26.31%	0.21%	11.03%	2.42%	0.35%
Mesa Airlines Inc.	182	38.46%	16.48%	1.10%	9.34%	0.00%	15.93%	18.13%	0.55%
Totals	10 746	59.53%	6.40%	1.72%	19.78%	0.03%	8.95%	3.42%	0.18%

DelayStats.aircraftdata.net