American Airlines announced Wednesday its passenger traffic shrunk 11.7 percent in January compared to a year earlier.
The airline said the number of miles flown by paying passengers dropped from 10,913,870 in January 2008 to 9,639,439 in January 2009.
The number was even worse for domestic flights -- 13.9 percent. International traffic dipped 8 percent.
Other numbers released Wednesday also reflected a sizable drop in business.
Cargo hauled by American Airlines, measured in ton miles, plunged 26.8 percent in January.