RITA | BTS | September 2010 Regularly Scheduled Flights with More than 50% Delayed Arrivals of More than 30 Minutes

September 2010 Regularly Scheduled Flights with More than 50% Delayed Arrivals of More than 30 Minutes

Ranked by Percent of Flight Operations Not Arriving On-Time

Rank	Carrier	Flight Number	Month	Origin-Dest	Scheduled Departure Time	Number of Operations (minimum of 10 per month)	Number of Flight Operations Not Arriving On-Time*	Percent of Flight Operations Not Arriving On-Time*	Average Number of Minutes of Delay (30 min late flights only)**
1	Southwest	254	Sep	BOS-DEN	1755	26	18	69.2	54
2	Comair	6473	Sep	BOS-JFK	1755	24	16	66.7	75
3	Delta	2567	Sep	JFK-SAT	2005	24	15	62.5	79
4	Delta	1772	Sep	DTW-JFK	1715	24	15	62.5	59
5	Comair	6512	Sep	DTW-JFK	1525	24	15	62.5	86
6	SkyWest	6704	Sep	ACV-SFO	1720	12	7	58.3	70
7	Comair	6505	Sep	ATL-ORD	2130	20	11	55.0	91
8	Delta	1399	Sep	BOS-LGA	1930	24	13	54.2	86
9	SkyWest	4919	Sep	SDF-MSP	1327	24	13	54.2	55
10	Pinnacle	4040	Sep	PHL-JFK	1720	24	13	54.2	119
11	SkyWest	6935	Sep	ACV-CEC	813	26	14	53.9	96
12	SkyWest	4782	Sep	SFO-LAX	1955	30	16	53.3	58
13	SkyWest	6921	Sep	ACV-SFO	600	29	15	51.7	145

Source: Bureau of Transportation Statistics, Airline On-Time Data

* Includes canceled and diverted flights

** For flights late more than 30 minutes only. Excludes canceled and diverted flights

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