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Table 21. International Available Seat-Miles (ASMs) on U.S. Airlines, Unadjusted, December 2017

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

Dataset Table:

2014 2015 2016 2017
January 25.8 26.4 26.7 26.9
February 23.1 23.3 24.5 23.9
March 27.5 27.5 27.7 28.0
April 26.8 27.5 27.8 28.7
May 28.8 29.4 29.8 30.6
June 30.2 30.5 31.1 32.0
July 31.7 32.4 32.9 33.8
August 31.1 31.9 31.9 32.6
September 27.0 27.8 27.9 28.3
October 26.5 27.0 27.4 28.4
November 24.7 24.5 24.0 25.1
December 26.6 27.0 27.3 28.0
Yr. Total 329.8 335.2 339.0 346.3

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