You are here

Table 19. Systemwide Available Seat-Miles (ASMs) on U.S. Airlines, Unadjusted

Systemwide (Domestic + International) ASMs (unadjusted) in billions (000,000,000), Scheduled service only

2013201420152016
January79.279.883.486.3
February72.672.574.581.9
March85.688.290.394.2
April83.184.888.691.6
May86.788.592.896.4
June89.592.095.799.9
July93.896.5101.0104.4
August92.294.098.6101.8
September81.583.587.390.4
October84.086.189.592.2
November79.581.784.986.9
December83.486.890.393.0
Yr. Total1,011.11,034.41,076.91,119.0
Notes: 

Available seat-miles are a measure of the capacity of air passenger transportation. An available seat-mile is equal to one aircraft seat carried one mile.

Source: 

Bureau of Transportation Statistics, T-100 Segment