SeaTac's Alaska Airlines is the most fuel efficient of the nation's major airlines, a new study by the federal Department of Transportation shows.
Alaska’s planes on average can fly a passenger nearly 76 miles on a gallon of aviation fuel, the study shows.
The worst of the major carriers, Delta, flies a passenger just 60.4 miles on a gallon of fuel. American Airlines is barely better with a 60.5 mpg-per-seat rating.
Second to Alaska’s 75.9 miles per seat was JetBlue Airways’ 71.7 miles per seat.
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The Wall Street Journal, which analyzed the DOT figures, credits Alaska’s relatively young fleet (7.5 years on average) and its advanced fuel-saving routing for cutting fuel consumption per passenger. The airline standardized its fleet on Boeing 737s two years ago .