Consumer Complaints Against Major U.S. Airlines by Airline, 2003

Rank	Airline	Complaints	System-wide passenger boardings	Complaints per 100,000 passenger boardings
1.	Southwest Airlines	106	74,788,501	0.14
2.	ExpressJet Airlines	24	11,376,605	0.21
3.	SkyWest Airlines	34	11,421,158	0.30
4.	JetBlue Airways	28	8,973,449	0.31
5.	American Eagle Airlines	61	11,925,053	0.51
6.	Alaska Airlines	78	15,047,033	0.52
7.	Atlantic Southeast Airlines	55	9,293,833	0.59
8.	ATA Airlines	65	9,847,846	0.66
9.	Atlantic Coast Airlines	65	8,598,599	0.76
10.	Delta Air Lines	656	84,250,319	0.78
11.	United Airlines	548	66,153,078	0.83
12.	AirTran Airways	97	11,654,706	0.83
13.	America West Airlines	168	20,050,292	0.84
14.	American Airlines	781	88,798,446	0.88
15.	US Airways	373	41,264,286	0.90
16.	Northwest Airlines	492	51,975,656	0.95
17.	Continental Airlines	371	38,936,200	0.95

1. Consumer complaints filed with the U.S. Department of Transportation. Complaints range from flight problems and oversales to baggage and customer service.