Amherst predicts 2.5 million American will travel over last year . AAA attributes slight increase to improved consumer confidence . The number of people traveling this holiday weekend is expected to increase slightly , compared with last year , although the number traveling by air is expected to decline , according to the American Automobile Association , a motorist and traveler organization . Those traveling by air probably will decline to 2.3 million , from 38.4 million last year . The bulk of travelers will be going by car , AAA says .
Amherst predicts 2.5 million American will travel over last year . AAA attributes slight increase to improved consumer confidence . Those traveling by air probably will decline to 2.3 million , from 38.4 million last year . The bulk of travelers will be going by car , AAA says .