Figure 7: Cost per Gallon of Fuel and Available Seat Miles on Domestic Flight Segments Operated by Both Legacy and Low Cost Carriers - January 1990 to March 2011
(Data are monthly)
NOTE: Legacy carriers include American Airlines, Continental Airlines, Delta Air Lines, United Airlines, and US Airways. TWA, Northwest, and America West were included as these carriers merged with American Airlines, Delta, and US Airways respectively. Low cost carriers include JetBlue Airways, Frontier Airlines, AirTran Airways, Spirit Airlines, and Southwest Airlines.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Form 41 Traffic Data T100 Domestic Segment (U.S. carriers) as of July 6, 2011; Consumer Price Index, U.S. City Average, Fuel Oil and Other Fuels (Series ID CUUR0000SEHE), not seasonally adjusted (Base period 1982-84=100).